=~=~=~=~=~=~=~=~=~=~=~= PuTTY log 2006.04.26 15:26:56 =~=~=~=~=~=~=~=~=~=~=~= config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#int     router ospf 1 R2(config-router)#route R2(config-router)#router-id 2.2.2.2 R2(config-router)# R2(config-router)# R2(config-router)# R2(config-router)# R2(config-router)#net 208.28.1.3 0.0.0.0 area 200 R2(config-router)#net 180.49,.7    0.7.65 are     0.0.0.0 area 0 R2(config-router)# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(c R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospf 1 R1(config-router)#rout R1(config-router)#router-id 1.1.1.1 R1(config-router)#net 208.8 28.2.2   1.1.  0.0.0.0 area 200 R1(config-router)#net 180,.4   4 .40.7.66 0.0.0.0 area 0 R1(config-router)# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#routre ospf         er ospf 1 R3(config-router)#route   R3(config-router)#router-id 3.3.3.3 R3(config-router)#net 208.278  8.1.2 0.0.0.0 area 200 R3(config-router)#do sh int s 1/90  0 Serial1/0 is up, line protocol is up Hardware is CD2430 in sync mode Internet address is 208.28.1.2/29 MTU 1500 bytes, BW 128 Kbit, DLY 20000 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation FRAME-RELAY, loopback not set Keepalive set (10 sec) LMI enq sent 7192, LMI stat recvd 7193, LMI upd recvd 0, DTE LMI up LMI enq recvd 0, LMI stat sent 0, LMI upd sent 0 LMI DLCI 1023 LMI type is CISCO frame relay DTE FR SVC disabled, LAPF state down Broadcast queue 0/64, broadcasts sent/dropped 141/0, interface broadcasts 0 Last input 00:00:04, output 00:00:08, output hang never Last clearing of "show interface" counters 19:58:53 Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: weighted fair Output queue: 0/1000/64/0 (size/max total/threshold/drops) Conversations 0/1/32 (active/max active/max total) Reserved Conversations 0/0 (allocated/max allocated) Available Bandwidth 96 kilobits/sec 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 8630 packets input, 556587 bytes, 0 no buffer --More--   R3(config-router)#[Ado sh int s 1/0iint s 1/0pint s 1/0 int s 1/0oint s 1/0sint s 1/0pint s 1/0fint s 1/0 int s 1/0 Serial1/0 is up, line protocol is up Internet Address 208.28.1.2/29, Area 200 Process ID 1, Router ID 3.3.3.3, Network Type NON_BROADCAST, Cost: 781 Transmit Delay is 1 sec, State WAITING, Priority 1 No designated router on this network No backup designated router on this network Timer intervals configured, Hello 30, Dead 120, Wait 120, Retransmit 5 oob-resync timeout 120 Hello due in 00:00:08 Wait time before Designated router selection 00:01:38 Index 1/1, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 0, maximum is 0 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 0, Adjacent neighbor count is 0 Suppress hello for 0 neighbor(s) R3(config-router)#do sh ip ospf int s 1/0 int s 1/0  int s 1/0  int s 1/0  int s 1/0 int s 1/0  int s 1/0  int s 1/0 r int s 1/0u int s 1/0n int s 1/0 Building configuration... Current configuration : 111 bytes ! interface Serial1/0 ip address 208.28.1.2 255.255.255.248 encapsulation frame-relay ip split-horizon end R3(config-router)#itn    nt s 1/0 R3(config-if)#no fram   R3(config-if)#no frame-relay inv R3(config-if)#no frame-relay inverse-arp R3(config-if)#fram map ip 208.28.1.1 301 br R3(config-if)#fram map ip 208.28.1.1 301 broadcast R3(config-if)#fram map ip 208.28.1.1 301 broadcast 1 broadcast 2 broadcast  302 broadcast 3 302 broadcast  R3(config-if)# R3(config-if)# R3(config-if)#do sh ip ospf nei R3(config-if)# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(config-router)#do sh ip ospf nei R1(config-router)#do sh run | b router router ospf 1 router-id 1.1.1.1 log-adjacency-changes network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 ! ! --More--   R1(config-router)#do sh ip ospf int s 1/  90  0/0.2 Serial0/0.2 is up, line protocol is up Internet Address 180.40.7.66/27, Area 0 Process ID 1, Router ID 1.1.1.1, Network Type POINT_TO_POINT, Cost: 64 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:05 Index 1/2, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 3, maximum is 3 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 0, Adjacent neighbor count is 0 Suppress hello for 0 neighbor(s) R1(config-router)# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2(config-router)#do sh ip in  ospf int s 0/  1/0.2 Serial1/0.2 is up, line protocol is up Internet Address 180.40.7.65/27, Area 0 Process ID 1, Router ID 2.2.2.2, Network Type NON_BROADCAST, Cost: 781 Transmit Delay is 1 sec, State DR, Priority 1 Designated Router (ID) 2.2.2.2, Interface address 180.40.7.65 No backup designated router on this network Timer intervals configured, Hello 30, Dead 120, Wait 120, Retransmit 5 oob-resync timeout 120 Hello due in 00:00:07 Index 1/2, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 0, maximum is 1 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 0, Adjacent neighbor count is 0 Suppress hello for 0 neighbor(s) R2(config-router)#q int s 1/0.2 R2(config-subif)#ip ospf net bro R2(config-subif)#ip ospf net broadcast R2(config-subif)#do o sh run int s 1/9,2   0.2 Building configuration... Current configuration : 139 bytes ! interface Serial1/0.2 multipoint ip address 180.40.7.65 255.255.255.224 ip ospf network broadcast frame-relay interface-dlci 201 end R2(config-subif)#do sh run int s 1/0.2 1 Building configuration... Current configuration : 111 bytes ! interface Serial1/0.1 multipoint ip address 208.28.1.3 255.255.255.248 frame-relay interface-dlci 203 end R2(config-subif)#config t ^ % Invalid input detected at '^' marker. R2(config-subif)#int s 1/0.1 R2(config-subif)#fram m      no frame-relay interface-dlci 203 R2(config-subif)#fram map ip 208.28.1.2 203 *Mar 1 20:04:19.732: %OSPF-5-ADJCHG: Process 1, Nbr 1.1.1.1 on Serial1/0.2 from LOADING to FULL, Loading Done R2(config-subif)#fram map ip 208.28.1.2 203 br R2(config-subif)#fram map ip 208.28.1.2 203 broadcast R2(config-subif)#do sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 1.1.1.1 1 FULL/BDR 00:00:33 180.40.7.66 Serial1/0.2 R2(config-subif)# R2(config-subif)# R2(config-subif)# R2(config-subif)# R2(config-subif)# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Mar R1(config-router)#do sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 0 FULL/ - 00:00:32 180.40.7.65 Serial0/0.2 R1(config-router)# R1(config-router)# R1(config-router)# R1(config-router)# R1(config-router)#do sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 1 subnets C 180.40.7.64 is directly connected, Serial0/0.2 R1(config-router)# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2(config-subif)#do sh ip ospf neifram map ip 208.28.1.2 203 broadcast no frame-relay interface-dlci 203 int s 1/0.1  2 R2(config-subif)#int s 1/0.2do sh ip ospf neifram map ip 208.28.1.2 203 broadcast no frame-relay interface-dlci 203 int s 1/0.1 config t do sh run int s 1/0.1config t int s 1/0.1no frame-relay interface-dlci 203fram map ip 208.28.1.2 203 broadcast do sh ip ospf nei int s 1/0.2  int s 1/0.2do sh ip ospf neifram map ip 208.28.1.2 203 broadcast no frame-relay interface-dlci 203 int s 1/0.1 config t do sh run int s 1/0.12ip ospf net broadcast           po R2(config-subif)#ip ospf net point-to-p R2(config-subif)#ip ospf net point-to-point R2(config-subif)# *Mar 1 20:05:46.443: %OSPF-5-ADJCHG: Process 1, Nbr 1.1.1.1 on Serial1/0.2 from FULL to DOWN, Neighbor Down: Interface down or detached R2(config-subif)# *Mar 1 20:05:51.387: %OSPF-5-ADJCHG: Process 1, Nbr 1.1.1.1 on Serial1/0.2 from LOADING to FULL, Loading Done R2(config-subif)#int s 1/90  0.2 1 R2(config-subif)#ip osp pri R2(config-subif)#ip osp priority 0 R2(config-subif)# RACK13AS>1 [Resuming connection 1 to r1 ... ] * R1(config-router)#int s 0/0.1 R1(config-subif)#ip ospf pri 0 R1(config-subif)#ip ospf ne R1(config-subif)#ip ospf network n R1(config-subif)#ip ospf network non-broadcast R1(config-subif)#ip ospf network non-broadcast               b R1(config-subif)#ip ospf network broadcast R1(config-subif)#ip ospf he R1(config-subif)#ip ospf hello-interval                        ip ospf j hel R1(config-subif)#ip ospf hello-interval 2 30 R1(config-subif)# *Mar 1 20:10:37.284: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on Serial0/0.1 from LOADING to FULL, Loading Done R1(config-subif)# RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar R3(config-if)#router ospf 1 R3(config-router)#redis conn R3(config-router)#redis connected su R3(config-router)#redis connected subnets R3(config-router)#int lo 0 R3(config-if)#33.33     ip address 33.33.33.3 255.255.255.0 R3(config-if)# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(config-subif)#do sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O E2 17.80.1.0 [110/20] via 208.28.1.2, 00:00:23, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:00:11, Serial0/0.1 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O E2 180.40.7.0 [110/20] via 208.28.1.2, 00:00:23, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 R1(config-subif)#   RACK13AS>2 [Resuming connection 2 to r2 ... ] R2(config-subif)#ip osp priority 0nt s 1/0.1 p osp priority 0 ip ospf ne          do sh ip ospf int Serial1/0.2 is up, line protocol is up Internet Address 180.40.7.65/27, Area 0 Process ID 1, Router ID 2.2.2.2, Network Type POINT_TO_POINT, Cost: 781 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:08 Index 1/2, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 1 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 1.1.1.1 Suppress hello for 0 neighbor(s) Serial1/0.1 is up, line protocol is up Internet Address 208.28.1.3/29, Area 200 Process ID 1, Router ID 2.2.2.2, Network Type NON_BROADCAST, Cost: 781 Transmit Delay is 1 sec, State DROTHER, Priority 0 No designated router on this network No backup designated router on this network Timer intervals configured, Hello 30, Dead 120, Wait 120, Retransmit 5 oob-resync timeout 120 Hello due in 00:00:07 --More--   R2(config-subif)#router ospf 1 R2(config-router)#nei 208.28.1.2 R2(config-router)#ping      do pin *Mar 1 20:13:45.684: %OSPF-5-ADJCHG: Process 1, Nbr 0.0.0.0 on Serial1/0.1 from ATTEMPT to DOWN, Neighbor Down: Dead timer expired R2(config-router)#do pin         *Mar 1 20:15:51.450: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on Serial1/0.1 from LOADING to FULL, Loading Done R2(config-router)#^Z R2#sh ip in *Mar 1 20:17:47.112: %SYS-5-CONFIG_I: Configured from console by console R2#sh ip int   os  pf int s 0/0   1/0.2 Serial1/0.2 is up, line protocol is up Internet Address 180.40.7.65/27, Area 0 Process ID 1, Router ID 2.2.2.2, Network Type POINT_TO_POINT, Cost: 781 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:08 Index 1/2, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 1 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 1.1.1.1 Suppress hello for 0 neighbor(s) R2#sh ur  rin  n unb    int s 1/0.2 Building configuration... Current configuration : 144 bytes ! interface Serial1/0.2 multipoint ip address 180.40.7.65 255.255.255.224 ip ospf network point-to-point frame-relay interface-dlci 201 end R2#sh run int s 1/0.2 1 Building configuration... Current configuration : 144 bytes ! interface Serial1/0.1 multipoint ip address 208.28.1.3 255.255.255.248 ip ospf priority 0 frame-relay map ip 208.28.1.2 203 broadcast end R2#sh run int s 1/0.1n int s 1/0.1  int s 1/0.1  int s 1/0.1 i int s 1/0.1p int s 1/0.1 int s 1/0.1o int s 1/0.1s int s 1/0.1p int s 1/0.1 Serial1/0.1 is up, line protocol is up Internet Address 208.28.1.3/29, Area 200 Process ID 1, Router ID 2.2.2.2, Network Type NON_BROADCAST, Cost: 781 Transmit Delay is 1 sec, State DROTHER, Priority 0 Designated Router (ID) 3.3.3.3, Interface address 208.28.1.2 No backup designated router on this network Timer intervals configured, Hello 30, Dead 120, Wait 120, Retransmit 5 oob-resync timeout 120 Hello due in 00:00:01 Index 1/1, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 1 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 3.3.3.3 (Designated Router) Suppress hello for 0 neighbor(s) R2#sh ip osp int s 1/0.1 confi gt ^ % Invalid input detected at '^' marker. R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#int lo 0 R2(config-if)#iop a    p add 2.2.2.     2.22.22.2 255.255.255.0 R2(config-if)#router ospf 1 R2(config-router)#redis con sub R2(config-router)#^Z R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(config-subif)#int lo 0 R1(config-if)#iup ad     p address 11.11.11.1 255.255.255.0 R1(config-if)#router ospf 1 R1(config-router)#redis con sub R1(config-router)#^Z R1# *Mar 1 20:25:33.305: %SYS-5-CONFIG_I: Configured from console by console R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar 1 2 R3(config-if)#zx  ^Z R3#sh *Mar 1 20:24:28.201: %SYS-5-CONFIG_I: Configured from console by console R3#sh ip rpote    oute Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:00:09, Serial1/0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:00:09, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O E2 208.28.1.128/27 [110/20] via 208.28.1.3, 00:00:00, Serial1/0 O E2 208.28.1.64/28 [110/20] via 208.28.1.1, 00:00:00, Serial1/0 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets --More--  C 180.40.7.0 is directly connected, Serial1/2 O IA 180.40.7.64 [110/845] via 208.28.1.1, 00:00:11, Serial1/0 R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b 0/0 interface Ethernet0/0 ip address 208.28.1.66 255.255.255.240 half-duplex ! interface Serial0/0 no ip address encapsulation frame-relay no fair-queue ! interface Serial0/0.1 point-to-point ip address 208.28.1.1 255.255.255.248 ip ospf network broadcast ip ospf hello-interval 30 ip ospf priority 0 frame-relay interface-dlci 103 ! interface Serial0/0.2 point-to-point ip address 180.40.7.66 255.255.255.224 frame-relay interface-dlci 102 ! interface Ethernet0/1 no ip address shutdown --More--   half-duplex ! interface Serial0/1 no ip address shutdown ! router ospf 1 router-id 1.1.1.1 log-adjacency-changes redistribute connected subnets network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 ! no ip http server ip classless ! ! ! ! ! ! ! ! --More--   R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] * R2#sh ru  n | b 1/0.1 interface Serial1/0.1 multipoint ip address 208.28.1.3 255.255.255.248 ip ospf priority 0 frame-relay map ip 208.28.1.2 203 broadcast ! interface Serial1/0.2 multipoint ip address 180.40.7.65 255.255.255.224 ip ospf network point-to-point frame-relay interface-dlci 201 ! interface Serial1/1 no ip address shutdown ! interface Serial1/2 ip address 180.40.7.2 255.255.255.224 clock rate 64000 ! interface Serial1/3 no ip address shutdown ! interface Serial1/4 --More--   no ip address shutdown ! interface Serial1/5 no ip address shutdown ! interface Serial1/6 no ip address shutdown ! interface Serial1/7 no ip address shutdown ! router ospf 1 router-id 2.2.2.2 log-adjacency-changes redistribute connected subnets network 180.40.7.65 0.0.0.0 area 0 network 208.28.1.3 0.0.0.0 area 200 ! ip classless --More--   R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh run | b 1/0 interface Serial1/0 ip address 208.28.1.2 255.255.255.248 encapsulation frame-relay ip split-horizon frame-relay map ip 208.28.1.1 301 broadcast frame-relay map ip 208.28.1.3 302 broadcast no frame-relay inverse-arp ! interface Serial1/1 no ip address shutdown ! interface Serial1/2 ip address 180.40.7.3 255.255.255.224 ! interface Serial1/3 no ip address shutdown ! interface Serial1/4 no ip address shutdown ! --More--  interface Serial1/5 no ip address shutdown ! interface Serial1/6 no ip address shutdown ! interface Serial1/7 no ip address shutdown ! router ospf 1 router-id 3.3.3.3 log-adjacency-changes redistribute connected subnets network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server no ip http secure-server ! --More--   R3#sh run int loo 0 Building configuration... Current configuration : 64 bytes ! interface Loopback0 ip address 33.33.33.3 255.255.255.0 end R3# R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run uint    int lo 0 Building configuration... Current configuration : 64 bytes ! interface Loopback0 ip address 22.22.22.2 255.255.255.0 end R2# R2# RACK13AS>11  [Resuming connection 1 to r1 ... ] R1#sh run int lo 0 Building configuration... Current configuration : 64 bytes ! interface Loopback0 ip address 11.11.11.1 255.255.255.0 end R1# R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospf 1 R1(config-router)#redis R1(config-router)#redistribute con R1(config-router)#redistribute connected su R1(config-router)#redistribute connected subnets tag 1 R1(config-router)#^Z R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router ospf 1 R2(config-router)#redis conn sub tag 2 R2(config-router)#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router ospf 1 R3(config-router)#redis R3(config-router)#redistribute con R3(config-router)#redistribute connected su R3(config-router)#redistribute connected subnets tag R3(config-router)#redistribute connected subnets tag 3 R3(config-router)#^Z R3#sh run | *Mar 1 20:29:46.531: %SYS-5-CONFIG_I: Configured from console by console R3#sh run | b router router ospf 1 router-id 3.3.3.3 log-adjacency-changes redistribute connected subnets tag 3 network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous --More--   R3# RACK13AS>6 [Resuming connection 6 to r6 ... ] S6#sh ip int brie Interface IP-Address OK? Method Status Protocol Vlan1 unassigned YES manual administratively down down Vlan16 217.57.100.2 YES manual up up FastEthernet0/1 unassigned YES unset up up FastEthernet0/2 unassigned YES unset up up FastEthernet0/3 unassigned YES unset down down FastEthernet0/4 unassigned YES unset up up FastEthernet0/5 unassigned YES unset down down FastEthernet0/6 unassigned YES unset down down FastEthernet0/7 unassigned YES unset down down FastEthernet0/8 unassigned YES unset down down FastEthernet0/9 unassigned YES unset down down FastEthernet0/10 unassigned YES unset down down FastEthernet0/11 unassigned YES unset down down FastEthernet0/12 unassigned YES unset down down FastEthernet0/13 unassigned YES unset down down FastEthernet0/14 unassigned YES unset down down FastEthernet0/15 unassigned YES unset down down FastEthernet0/16 unassigned YES unset down down FastEthernet0/17 unassigned YES unset down down FastEthernet0/18 unassigned YES unset down down FastEthernet0/19 unassigned YES unset down down FastEthernet0/20 unassigned YES unset down down --More--  FastEthernet0/21 unassigned YES unset down down FastEthernet0/22 unassigned YES unset down down FastEthernet0/23 unassigned YES unset down down FastEthernet0/24 unassigned YES unset up up GigabitEthernet0/1 unassigned YES unset down down GigabitEthernet0/2 unassigned YES unset down down Loopback0 200.1.1.1 YES manual up up Loopback1 200.1.2.1 YES manual up up Loopback2 200.1.3.1 YES manual up up S6# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip ospf      route 11.11.11.1 Routing entry for 11.11.11.0/24 Known via "ospf 1", distance 110, metric 20 Tag 1, type extern 2, forward metric 781 Last update from 208.28.1.1 on Serial1/0, 00:02:02 ago Routing Descriptor Blocks: * 208.28.1.1, from 1.1.1.1, 00:02:02 ago, via Serial1/0 Route metric is 20, traffic share count is 1 R3# R3# R3#sh ip route 11.11.11.11   1   1  1  22.22.22.2 Routing entry for 22.22.22.0/24 Known via "ospf 1", distance 110, metric 20 Tag 2, type extern 2, forward metric 781 Last update from 208.28.1.3 on Serial1/0, 00:02:46 ago Routing Descriptor Blocks: * 208.28.1.3, from 2.2.2.2, 00:02:46 ago, via Serial1/0 Route metric is 20, traffic share count is 1 R3# RACK13AS>6 [Resuming connection 6 to r6 ... ] S6#sh ip int brie Interface IP-Address OK? Method Status Protocol Vlan1 unassigned YES manual administratively down down Vlan16 217.57.100.2 YES manual up up FastEthernet0/1 unassigned YES unset up up FastEthernet0/2 unassigned YES unset up up FastEthernet0/3 unassigned YES unset down down FastEthernet0/4 unassigned YES unset up up FastEthernet0/5 unassigned YES unset down down FastEthernet0/6 unassigned YES unset down down FastEthernet0/7 unassigned YES unset down down FastEthernet0/8 unassigned YES unset down down FastEthernet0/9 unassigned YES unset down down FastEthernet0/10 unassigned YES unset down down FastEthernet0/11 unassigned YES unset down down FastEthernet0/12 unassigned YES unset down down FastEthernet0/13 unassigned YES unset down down FastEthernet0/14 unassigned YES unset down down FastEthernet0/15 unassigned YES unset down down FastEthernet0/16 unassigned YES unset down down FastEthernet0/17 unassigned YES unset down down FastEthernet0/18 unassigned YES unset down down FastEthernet0/19 unassigned YES unset down down FastEthernet0/20 unassigned YES unset down down --More--  FastEthernet0/21 unassigned YES unset down down FastEthernet0/22 unassigned YES unset down down FastEthernet0/23 unassigned YES unset down down FastEthernet0/24 unassigned YES unset up up GigabitEthernet0/1 unassigned YES unset down down GigabitEthernet0/2 unassigned YES unset down down Loopback0 200.1.1.1 YES manual up up Loopback1 200.1.2.1 YES manual up up Loopback2 200.1.3.1 YES manual up up S6#config t Enter configuration commands, one per line. End with CNTL/Z. S6(config)#router osp   rip S6(config-router)#ver 2 S6(config-router)#no auto S6(config-router)#no auto-summary S6(config-router)# S6(config-router)# S6(config-router)#net 2090  0.1.1/ .0 S6(config-router)#net 200.1.1.0   2.0 S6(config-router)#net 200.1.2.0.0 2.0.0 3.0 S6(config-router)#net 200.1.3.0        17.57.199   1 100.0 S6(config-router)#^Z S6# RACK13AS>5 [Resuming connection 5 to r5 ... ] 18:4 S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#router eip ^ % Invalid input detected at '^' marker. S5(config)#router eip   rip S5(config-router)#ver 2 S5(config-router)#net 21757  .57.100.0 S5(config-router)#router ospf 1 S5(config-router)#rout S5(config-router)#router-id 5.5.5.5 S5(config-router)#net 208.28.1.65 0.0.0.0 area 51 S5(config-router)#net 208.28.1.65 0.0.0.0 area 51 0.0.0.0 area 51  0.0.0.0 area 51 1 0.0.0.0 area 513 0.0.0.0 area 510 0.0.0.0 area 51 S5(config-router)#redis S5(config-router)#redistribute rip sub S5(config-router)#redistribute rip subnets tag 5 S5(config-router)#router rip S5(config-router)#redis S5(config-router)#redistribute ospf 1 met S5(config-router)#redistribute ospf 1 metric 3 S5(config-router)#^Z S5# RACK13AS>2 [Resuming connection 2 to r2 ... ] * R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router ospf 1 R2(config-router)#net 208.28.1.129 0.0.0.0 area 51 R2(config-router)#^Z R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Ma R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#rotuer      uter ospf 1 R1(config-router)#net 208.28.1.66 0.0.0.0 area 51 R1(config-router)# RACK13AS>5 [Resuming connection 5 to r5 ... ] 20: S5#sh ip ospf neri ^ % Invalid input detected at '^' marker. S5#sh ip ospf neri  i Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:38 208.28.1.129 Vlan20 S5#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:33 208.28.1.129 Vlan20 S5#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:32 208.28.1.129 Vlan20 S5#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:32 208.28.1.129 Vlan20 S5#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:31 208.28.1.129 Vlan20 S5#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:31 208.28.1.129 Vlan20 S5#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:31 208.28.1.129 Vlan20 S5#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:30 208.28.1.129 Vlan20 S5#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 1 FULL/BDR 00:00:30 208.28.1.129 Vlan20 S5#sh ip ospf nei\               deb ip ospf pack S5#deb ip ospf packet ? S5#deb ip ospf packet        he S5#deb ip ospf hello OSPF hello events debugging is on S5# 20:43:20: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5# 20:43:25: OSPF: Send hello to 224.0.0.5 area 51 on Vlan20 from 208.28.1.130 S5# 20:43:27: OSPF: Rcv hello from 1.1.1.1 area 51 from Vlan10 208.28.1.66 20:43:27: OSPF: Mismatched hello parameters from 208.28.1.66 20:43:27: OSPF: Dead R 40 C 40, Hello R 10 C 10 Mask R 255.255.255.240 C 255.255.255.248 20:43:27: OSPF: Rcv hello from 2.2.2.2 area 51 from Vlan20 208.28.1.129 20:43:27: OSPF: End of hello processing S5#u all All possible debugging has been turned off S5# 20:43:30: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5#confi t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#int vlan 10 S5(config-if)#ip addres 208.28.1.65 255.255.255.240 S5(config-if)#^Z S5# 20:44:10: %SYS-5-CONFIG_I: Configured from console by console S5# 20:44:17: %OSPF-5-ADJCHG: Process 1, Nbr 1.1.1.1 on Vlan10 from LOADING to FULL, Loading Done S5#sh ip rotue   ute Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O E2 17.80.1.0 [110/20] via 208.28.1.66, 00:00:00, Vlan10 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.66, 00:00:00, Vlan10 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:05, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:05, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.129, 00:00:00, Vlan20 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:06, Vlan16 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.66, 00:00:01, Vlan10 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks --More--  C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O IA 208.28.1.0/29 [110/65] via 208.28.1.66, 00:00:02, Vlan10 180.40.0.0/27 is subnetted, 2 subnets O E2 180.40.7.0 [110/20] via 208.28.1.129, 00:00:02, Vlan20 O IA 180.40.7.64 [110/65] via 208.28.1.66, 00:00:02, Vlan10 S5#^x2 % Unknown command or computer name, or unable to find computer address S5# RACK13AS>2 [Resuming connection 2 to r2 ... ] *M R2#config t]  Enter configuration commands, one per line. End with CNTL/Z. R2(config)#rotuer      uter ospf 1 R2(config-router)#net 180.40.7.2 0.0.0.0 area 200 R2(config-router)#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router ospf 1 R3(config-router)#net 180.40.7.3 0.0.0.0.  area 200 R3(config-router)#net 17.56  80.1.1 0 *Mar 1 20:42:09.088: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Serial1/2 from LOADING to FULL, Loading Done R3(config-router)#net 17.80.1.1 0.0.0.0 area 51 R3(config-router)#^Z R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#routr   er ospf 1` ^ % Invalid input detected at '^' marker. R4(config)#router ospf 1`  R4(config-router)#rout R4(config-router)#router-id 4.4.4.4 R4(config-router)#net 17.80.1.2 0.0.0.0 area 51 R4(config-router)#int lo 0 R4(config-if)#ip address 200.0.0.    1.0.1 255.255.255.0 R4(config-if)#rotue   uter ospf 1 R4(config-router)#net 200.1. 1 .0.1 0.0.0.0 area 51 R4(config-router)# *Mar 1 20:45:36.998: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on FastEthernet0/0 from LOADING to FULL, Loading Done R4(config-router)#^Z R4# *Mar 1 20:45:40.218: %SYS-5-CONFIG_I: Configured from console by console R4#sh ip rout Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 17.80.1.1, 00:00:24, FastEthernet0/0 C 200.1.0.0/24 is directly connected, Loopback0 R4#e~   RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar 1 20:42:14 R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router ospf 1 R3(config-router)#vir R3(config-router)#vir   area 200 vi R3(config-router)#area 200 virtual-link 1.1.1.1 ? authentication Set authentication type authentication-key Set authentication key dead-interval Dead router detection time hello-interval Hello packet interval message-digest-key Set message digest key retransmit-interval LSA retransmit interval transmit-delay LSA transmission delay R3(config-router)#area 200 virtual-link 1.1.1.1 R3(config-router)#area 200 virtual-link 1.1.1.1           2.2.2.2 R3(config-router)# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Ma R1(config-router)#area 20 *Mar 1 20:47:42.531: %OSPF-4-ERRRCV: Received invalid packet: mismatch area ID, from backbone area must be virtual-link but not found from 208.28.1.2, Serial0/0.1 R1(config-router)#area 200 *Mar 1 20:47:52.532: %OSPF-4-ERRRCV: Received invalid packet: mismatch area ID, from backbone area must be virtual-link but not found from 208.28.1.2, Serial0/0.1 R1(config-router)#area 200 *Mar 1 20:48:02.528: %OSPF-4-ERRRCV: Received invalid packet: mismatch area ID, from backbone area must be virtual-link but not found from 208.28.1.2, Serial0/0.1 R1(config-router)#area 200 vir 3.3.3.3 R1(config-router)#^Z R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Mar R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router ospf   1 R2(config-router)#area 200 vir *Mar 1 20:47:01.175: %OSPF-4-ERRRCV: Received invalid packet: mismatch area ID, from backbone area must be virtual-link but not found from 180.40.7.3, Serial1/2 R2(config-router)#area 200 vir 3.3.3.3 R2(config-router)#^Z R2# *Mar 1 20:47:04.513: %SYS-5-CONFIG_I: Configured from console by console R2#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 1.1.1.1 0 FULL/ - 00:00:33 180.40.7.66 Serial1/0.2 5.5.5.5 1 FULL/DR 00:00:34 208.28.1.130 FastEthernet0/1 3.3.3.3 0 FULL/ - 00:00:33 180.40.7.3 Serial1/2 3.3.3.3 1 FULL/DR 00:01:42 208.28.1.2 Serial1/0.1 R2#sh ip ospf nei *Mar 1 20:47:11.356: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on OSPF_VL0 from LOADING to FULL, Loading Done R2#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 3.3.3.3 0 FULL/ - - 180.40.7.3 OSPF_VL0 1.1.1.1 0 FULL/ - 00:00:38 180.40.7.66 Serial1/0.2 5.5.5.5 1 FULL/DR 00:00:39 208.28.1.130 FastEthernet0/1 3.3.3.3 0 FULL/ - 00:00:38 180.40.7.3 Serial1/2 3.3.3.3 1 FULL/DR 00:01:58 208.28.1.2 Serial1/0.1 R2# R2# R2# R2# R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] * R1#ship os      ip ospf nei Neighbor ID Pri State Dead Time Address Interface 3.3.3.3 0 FULL/ - - 180.40.7.3 OSPF_VL0 2.2.2.2 0 FULL/ - 00:00:37 180.40.7.65 Serial0/0.2 5.5.5.5 1 FULL/BDR 00:00:38 208.28.1.65 Ethernet0/0 3.3.3.3 1 FULL/DR 00:01:52 208.28.1.2 Serial0/0.1 R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar R3(config-router)#sh    ^Z R3#sh ip osp *Mar 1 20:47:37.491: %SYS-5-CONFIG_I: Configured from console by console R3#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 2.2.2.2 0 FULL/ - - 180.40.7.2 OSPF_VL1 1.1.1.1 0 FULL/ - - 208.28.1.1 OSPF_VL0 4.4.4.4 1 FULL/DR 00:00:33 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:38 180.40.7.2 Serial1/2 1.1.1.1 0 FULL/DROTHER 00:01:57 208.28.1.1 Serial1/0 2.2.2.2 0 FULL/DROTHER 00:01:57 208.28.1.3 Serial1/0 R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 17.80.1.1, 00:00:34, FastEthernet0/0 C 200.1.0.0/24 is directly connected, Loopback0 O E2 200.1.1.0/24 [110/20] via 17.80.1.1, 00:00:34, FastEthernet0/0 O E2 200.1.2.0/24 [110/20] via 17.80.1.1, 00:00:34, FastEthernet0/0 O E2 217.57.100.0/24 [110/20] via 17.80.1.1, 00:00:34, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 17.80.1.1, 00:00:35, FastEthernet0/0 O E2 200.1.3.0/24 [110/20] via 17.80.1.1, 00:00:35, FastEthernet0/0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 17.80.1.1, 00:00:35, FastEthernet0/0 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/783] via 17.80.1.1, 00:00:41, FastEthernet0/0 O IA 208.28.1.64/28 [110/784] via 17.80.1.1, 00:00:41, FastEthernet0/0 O IA 208.28.1.0/29 [110/782] via 17.80.1.1, 00:01:51, FastEthernet0/0 180.40.0.0/27 is subnetted, 2 subnets O IA 180.40.7.0 [110/782] via 17.80.1.1, 00:01:51, FastEthernet0/0 O IA 180.40.7.64 [110/846] via 17.80.1.1, 00:00:41, FastEthernet0/0 R4#ping 200.1.1.1.  Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 200.1.1.1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 44/46/48 ms R4# R4# R4#ping 200.1.1.1 sou 200.1.0.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 200.1.1.1, timeout is 2 seconds: Packet sent with a source address of 200.1.0.1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 44/45/48 ms R4# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b router router ospf 1 router-id 1.1.1.1 log-adjacency-changes area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 --More--   R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run | b router router ospf 1 router-id 2.2.2.2 log-adjacency-changes area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 2 network 180.40.7.2 0.0.0.0 area 200 network 180.40.7.65 0.0.0.0 area 0 network 208.28.1.3 0.0.0.0 area 200 network 208.28.1.129 0.0.0.0 area 51 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! ! ! ! --More--   R2# R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh run | b router router ospf 1 router-id 3.3.3.3 log-adjacency-changes area 200 virtual-link 2.2.2.2 area 200 virtual-link 1.1.1.1 redistribute connected subnets tag 3 network 17.80.1.1 0.0.0.0 area 51 network 180.40.7.3 0.0.0.0 area 200 network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! ! ! ! --More--   R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh run | b router router ospf 1 router-id 4.4.4.4 log-adjacency-changes network 17.80.1.2 0.0.0.0 area 51 network 200.1.0.1 0.0.0.0 area 51 ! no ip http server no ip http secure-server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 ! --More--   R4# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh run | b router router ospf 1 router-id 5.5.5.5 log-adjacency-changes redistribute rip subnets tag 5 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! ! control-plane ! ! line con 0 exec-timeout 0 0 --More--   S5# RACK13AS>6 [Resuming connection 6 to r6 ... ] 20: S6#sh run | b router router rip version 2 network 200.1.1.0 network 200.1.2.0 network 200.1.3.0 network 217.57.100.0 no auto-summary ! ip classless ip http server ip http secure-server ! ! ! control-plane ! ! line con 0 exec-timeout 0 0 line vty 0 4 no login line vty 5 15 no login --More--   S6#[A S6# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh run int lo 0 Building configuration... Current configuration : 63 bytes ! interface Loopback0 ip address 200.1.0.1 255.255.255.0 end R4# R4#^x   RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#confi t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospf 1 R1(config-router)#area 51 nb ssa R1(config-router)#area 51 nssa no R1(config-router)#area 51 nssa no-s R1(config-router)#area 51 nssa no-summary R1(config-router)#^Z R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#rotuer      y uter ospf 1 R2(config-router)#area 51 nss no   R2(config-router)#area 51 nss no-s R2(config-router)#area 51 nss no-summary R2(config-router)#^Z R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#router ios   ospf 1 S5(config-router)#area 51 nssa S5(config-router)#area 51 nssa S5(config-router)#^Z S5# 20:56:41: %OSPF-5-ADJCHG: Process 1, Nbr 1.1.1.1 on Vlan10 from FULL to DOWN, Neighbor Down: Adjacency forced to reset 20:56:41: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Vlan20 from FULL to DOWN, Neighbor Down: Adjacency forced to reset 20:56:42: %SYS-5-CONFIG_I: Configured from console by console S5# 20:56:48: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Vlan20 from LOADING to FULL, Loading Done S5# 20:56:49: %OSPF-5-ADJCHG: Process 1, Nbr 1.1.1.1 on Vlan10 from LOADING to FULL, Loading Done S5#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:19, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:19, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 22.0.0.0/24 is subnetted, 1 subnets O N2 22.22.22.0 [110/20] via 208.28.1.129, 00:00:01, Vlan20 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:19, Vlan16 11.0.0.0/24 is subnetted, 1 subnets O N2 11.11.11.0 [110/20] via 208.28.1.66, 00:00:01, Vlan10 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:00:02, Vlan20 [110/2] via 208.28.1.66, 00:00:02, Vlan10 S5# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Ma R1#config rt ^ % Invalid input detected at '^' marker. R1#config rt  t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#reou    router ospf 1 R1(config-router)#router ospf 1area 51 nssa no-summary  ? default-information-originate Originate Type 7 default into NSSA area no-redistribution No redistribution into this NSSA area translate Translate LSA R1(config-router)#area 51 nssa no-summary no R1(config-router)#area 51 nssa no-summary no-redistribution R1(config-router)#^Z R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Mar R2# R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router ospf 1 R2(config-router)#router ospf 1area 51 nss no-summary no R2(config-router)#area 51 nss no-summary no-redistribution R2(config-router)#^Z R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.66 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:12, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:12, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:12, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.66, 00:00:03, Vlan10 S5#^x6 % Unknown command or computer name, or unable to find computer address S5# S5# RACK13AS>6 [Resuming connection 6 to r6 ... ] S6#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 217.57.100.1 to network 0.0.0.0 C 200.1.1.0/24 is directly connected, Loopback0 C 200.1.2.0/24 is directly connected, Loopback1 C 217.57.100.0/24 is directly connected, Vlan16 C 200.1.3.0/24 is directly connected, Loopback2 R 208.28.1.0/24 [120/3] via 217.57.100.1, 00:00:19, Vlan16 R* 0.0.0.0/0 [120/3] via 217.57.100.1, 00:00:19, Vlan16 S6# S6# S6# S6#^x   RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh run int lo 0| b routerping 200.1.1.1 sou 200.1.0.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 200.1.1.1, timeout is 2 seconds: Packet sent with a source address of 200.1.0.1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 32/32/32 ms R4# RACK13AS>1 [Resuming connection 1 to r1 ... ] *M R1#sh run | b router router ospf 1 router-id 1.1.1.1 log-adjacency-changes area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous --More--   R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] *M R2#ash  ~    sh run | b router router ospf 1 router-id 2.2.2.2 log-adjacency-changes area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 2 network 180.40.7.2 0.0.0.0 area 200 network 180.40.7.65 0.0.0.0 area 0 network 208.28.1.3 0.0.0.0 area 200 network 208.28.1.129 0.0.0.0 area 51 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! ! ! --More--   R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh run | b ospf router ospf 1 router-id 5.5.5.5 log-adjacency-changes area 51 nssa redistribute rip subnets tag 5 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! ! control-plane ! ! line con 0 --More--   S5#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:15, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:15, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:15, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:07:08, Vlan20 [110/2] via 208.28.1.66, 00:07:08, Vlan10 S5# S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#access-lkist      ist 1 per 217.0.0.0 0.255.255.255 S5(config)#route-map Prob7 S5(config-route-map)#match ip add 1 S5(config-route-map)#match ip add 1route-map Prob7nroute-map Prob7oroute-map Prob7 route-map Prob7 S5(config)#no route-map Prob7match ip add 1 route-map Prob7 8 S5(config-route-map)#route-map Prob8no route-map Prob7match ip add 1  S5(config-route-map)#set met S5(config-route-map)#set metric- S5(config-route-map)#set metric-type 1 ^ % Invalid input detected at '^' marker. S5(config-route-map)#set metric-type 1 t S5(config-route-map)#set metric-type type-1 S5(config-route-map)#set metric-type type-11 match ip add 1 route-map Prob8 20 S5(config-route-map)#rotuer      uter ospf 1 S5(config-router)#redi S5(config-router)#redistribute rip S5(config-router)#redistribute rip su S5(config-router)#redistribute rip subnets rou S5(config-router)#redistribute rip subnets route-map Prob8 ? metric Metric for redistributed routes metric-type OSPF/IS-IS exterior metric type for redistributed routes tag Set tag for routes redistributed into OSPF S5(config-router)#redistribute rip subnets route-map Prob8 tag 5 S5(config-router)# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:19:11, FastEthernet0/0 O E2 200.1.1.0/24 [110/20] via 180.40.7.2, 00:11:11, Serial1/2 O E2 200.1.2.0/24 [110/20] via 180.40.7.2, 00:11:11, Serial1/2 O E1 217.57.100.0/24 [110/803] via 180.40.7.2, 00:00:08, Serial1/2 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:11:13, Serial1/0 [110/20] via 180.40.7.2, 00:11:13, Serial1/2 O E2 200.1.3.0/24 [110/20] via 180.40.7.2, 00:11:12, Serial1/2 --More--   11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:11:14, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:11:15, Serial1/2 O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:11:15, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:18:04, Serial1/0 R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospf 1 R1(config-router)#su R1(config-router)#summary-address ? A.B.C.D IP summary address R1(config-router)#summary-address 200.1.0.0 255.255.0.0 R1(config-router)#summary-address 200.1.0.0 255.255.0.01.0.0 255.255.0.0 5.0.0 255.255.0.07.0.0 255.255.0.00.57.0.0 255.255.0.0 .57.0.0 255.255.0.0 1.57.0.0 255.255.0.07.57.0.0 255.255.0.0 R1(config-router)# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router ospf 1 R2(config-router)#summary-address 200.1.0.0 255.255.0.0 R2(config-router)#summary-address 217.57.0.0 255.255.0.0 R2(config-router)#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:20:58, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:12:59, Serial1/0 [110/20] via 180.40.7.2, 00:12:59, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:13:00, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:13:00, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:13:00, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:19:49, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:00:19, Serial1/0 [110/20] via 180.40.7.2, 00:00:19, Serial1/2 O E1 217.57.0.0/16 [110/801] via 208.28.1.3, 00:00:09, Serial1/0 [110/801] via 180.40.7.2, 00:00:09, Serial1/2 R3# R3# R3# R3# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5(config-router)#do sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:14, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:14, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:14, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:13:58, Vlan20 [110/2] via 208.28.1.66, 00:13:58, Vlan10 S5(config-router)#red S5(config-router)#redistribute con S5(config-router)#redistribute connected su S5(config-router)#redistribute connected subnets S5(config-router)# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:25:08, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:17:08, Serial1/0 [110/20] via 180.40.7.2, 00:17:08, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:17:09, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:17:10, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:17:10, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:23:58, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:04:29, Serial1/0 [110/20] via 180.40.7.2, 00:04:29, Serial1/2 O E2 217.57.0.0/16 [110/20] via 208.28.1.3, 00:00:05, Serial1/0 [110/20] via 180.40.7.2, 00:00:05, Serial1/2 R3# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5(config-router)#redistribute connected subnets nredistribute connected subnets oredistribute connected subnets  redistribute connected subnets  S5(config-router)#do sh run | b router router ospf 1 router-id 5.5.5.5 log-adjacency-changes area 51 nssa redistribute connected redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 route-map Prob8 permit 10 match ip address 1 set metric-type type-1 --More--   S5(config-router)#do sh run | b routerno redistribute connected subnets S5(config-router)#no redistribute connected subnets do sh run | b router  router ospf 1 router-id 5.5.5.5 log-adjacency-changes area 51 nssa redistribute connected redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 route-map Prob8 permit 10 match ip address 1 set metric-type type-1 --More--   S5(config-router)#[Ado sh run | b routerno redistribute connected subnets           S5(config-router)#no redistribute connecteddo sh run | b router  router ospf 1 router-id 5.5.5.5 log-adjacency-changes area 51 nssa redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 route-map Prob8 permit 10 match ip address 1 set metric-type type-1 ! --More--   S5(config-router)#^Z S5# 21:15:59: %SYS-5-CONFIG_I: Configured from console by console S5#config tsh ip routerun | b ospf^x6 sh run | b ospf router ospf 1 router-id 5.5.5.5 log-adjacency-changes area 51 nssa redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 route-map Prob8 permit 10 match ip address 1 set metric-type type-1 ! --More--  route-map Prob8 permit 20 ! ! control-plane ! ! line con 0 exec-timeout 0 0 logging synchronous line vty 0 4 no login line vty 5 15 no login ! ! end S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#do sh run | b router access-list 2 per 200.1.0.0 0.0.255.255 S5(config)#route-map Prob8 permit 20 S5(config-route-map)#match ip add 2 S5(config-route-map)#set met S5(config-route-map)#set metric- S5(config-route-map)#set metric-type t S5(config-route-map)#set metric-type type-2 S5(config-route-map)#^Z S5# 21:18:00: %SYS-5-CONFIG_I: Configured from console by console S5# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:29:00, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:21:01, Serial1/0 [110/20] via 180.40.7.2, 00:21:01, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:21:02, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:21:03, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:21:02, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:27:51, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:08:21, Serial1/0 [110/20] via 180.40.7.2, 00:08:21, Serial1/2 O E2 217.57.0.0/16 [110/20] via 208.28.1.3, 00:03:57, Serial1/0 [110/20] via 180.40.7.2, 00:03:57, Serial1/2 R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:29:04, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:21:04, Serial1/0 [110/20] via 180.40.7.2, 00:21:04, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:21:06, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:21:06, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:21:07, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:27:56, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:08:26, Serial1/0 [110/20] via 180.40.7.2, 00:08:26, Serial1/2 O E2 217.57.0.0/16 [110/20] via 208.28.1.3, 00:04:02, Serial1/0 [110/20] via 180.40.7.2, 00:04:02, Serial1/2 R3# R3# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#do sh run   | ospf ^ % Invalid input detected at '^' marker. S5#do sh run | ospf  sh run | ospf  sh run | ospf  sh run | obospf  ospf  router ospf 1 router-id 5.5.5.5 log-adjacency-changes area 51 nssa redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 access-list 2 permit 200.1.0.0 0.0.255.255 route-map Prob8 permit 10 match ip address 1 set metric-type type-1 --More--  ! route-map Prob8 permit 20 match ip address 2 set metric-type type-2 ! ! control-plane ! ! line con 0 exec-timeout 0 0 logging synchronous line vty 0 4 no login line vty 5 15 no login ! ! end S5#confi gt ^ % Invalid input detected at '^' marker. S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#route-map Prob8 permit 20  30 S5(config-route-map)# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:30:17, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:22:18, Serial1/0 [110/20] via 180.40.7.2, 00:22:18, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:22:19, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:22:20, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:22:20, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:29:08, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:09:38, Serial1/0 [110/20] via 180.40.7.2, 00:09:38, Serial1/2 O E2 217.57.0.0/16 [110/20] via 208.28.1.3, 00:05:14, Serial1/0 [110/20] via 180.40.7.2, 00:05:14, Serial1/2 R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:30:21, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:22:21, Serial1/0 [110/20] via 180.40.7.2, 00:22:21, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:22:22, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:22:23, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:22:23, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:29:12, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:09:42, Serial1/0 [110/20] via 180.40.7.2, 00:09:42, Serial1/2 O E2 217.57.0.0/16 [110/20] via 208.28.1.3, 00:05:18, Serial1/0 [110/20] via 180.40.7.2, 00:05:18, Serial1/2 R3# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5(config-route-map)#route-map Prob8 permit 30nroute-map Prob8 permit 30oroute-map Prob8 permit 30 route-map Prob8 permit 30 S5(config)#no route-map Prob8 permit 30  20 S5(config)#no route-map Prob8 permit 20no route-map Prob8 permit 20  route-map Prob8 permit 20  S5(config-route-map)#^Z S5#sh 21:19:41: %SYS-5-CONFIG_I: Configured from console by console S5#sh run | b router router ospf 1 router-id 5.5.5.5 log-adjacency-changes area 51 nssa redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 access-list 2 permit 200.1.0.0 0.0.255.255 route-map Prob8 permit 10 match ip address 1 set metric-type type-1 --More--  ! route-map Prob8 permit 20 ! ! control-plane ! ! line con 0 exec-timeout 0 0 logging synchronous line vty 0 4 no login line vty 5 15 no login ! ! end S5# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:30:52, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:22:53, Serial1/0 [110/20] via 180.40.7.2, 00:22:53, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:22:54, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:22:54, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:22:54, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:29:43, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:10:13, Serial1/0 [110/20] via 180.40.7.2, 00:10:13, Serial1/2 O E2 217.57.0.0/16 [110/20] via 208.28.1.3, 00:05:49, Serial1/0 [110/20] via 180.40.7.2, 00:05:49, Serial1/2 R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:30:55, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:22:56, Serial1/0 [110/20] via 180.40.7.2, 00:22:56, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:22:57, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:22:58, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:22:59, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:29:48, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:10:18, Serial1/0 [110/20] via 180.40.7.2, 00:10:18, Serial1/2 O E2 217.57.0.0/16 [110/20] via 208.28.1.3, 00:05:54, Serial1/0 [110/20] via 180.40.7.2, 00:05:54, Serial1/2 R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(config-router)#do sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/65] via 208.28.1.2, 00:22:31, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:22:31, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/66] via 208.28.1.2, 00:22:31, Serial0/0.1 O N2 200.1.1.0/24 [110/20] via 208.28.1.65, 00:10:27, Ethernet0/0 O N2 200.1.2.0/24 [110/20] via 208.28.1.65, 00:10:27, Ethernet0/0 O N1 217.57.100.0/24 [110/30] via 208.28.1.65, 00:05:02, Ethernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.65, 00:22:21, Serial0/0.2 [110/20] via 208.28.1.3, 00:22:21, Serial0/0.1 [110/20] via 208.28.1.65, 00:22:21, Ethernet0/0 --More--  O N2 200.1.3.0/24 [110/20] via 208.28.1.65, 00:10:29, Ethernet0/0 11.0.0.0/24 is subnetted, 1 subnets C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O 208.28.1.128/27 [110/11] via 208.28.1.65, 00:22:32, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/845] via 208.28.1.3, 00:22:32, Serial0/0.1 [110/845] via 208.28.1.2, 00:22:32, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O E2 200.1.0.0/16 [110/20] via 180.40.7.65, 00:10:29, Serial0/0.2 [110/20] via 208.28.1.3, 00:10:29, Serial0/0.1 [110/20] via 208.28.1.65, 00:10:29, Ethernet0/0 O E2 217.57.0.0/16 [110/20] via 180.40.7.65, 00:06:05, Serial0/0.2 [110/20] via 208.28.1.3, 00:06:05, Serial0/0.1 [110/20] via 208.28.1.65, 00:06:06, Ethernet0/0 R1(config-router)#q  RACK13AS>2 [Resuming connection 2 to r2 ... ] *M R2#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:22:38, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:22:38, Serial1/0.1 [110/20] via 180.40.7.3, 00:22:38, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:22:38, Serial1/2 O N2 200.1.1.0/24 [110/20] via 208.28.1.130, 00:22:38, FastEthernet0/1 O N2 200.1.2.0/24 [110/20] via 208.28.1.130, 00:22:38, FastEthernet0/1 O N1 217.57.100.0/24 [110/22] via 208.28.1.130, 00:05:20, FastEthernet0/1 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 O N2 200.1.3.0/24 [110/20] via 208.28.1.130, 00:22:39, FastEthernet0/1 --More--   11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 180.40.7.66, 00:22:39, Serial1/0.2 [110/20] via 208.28.1.1, 00:22:39, Serial1/0.1 [110/20] via 208.28.1.130, 00:22:39, FastEthernet0/1 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks C 208.28.1.128/27 is directly connected, FastEthernet0/1 O 208.28.1.64/28 [110/2] via 208.28.1.130, 00:22:39, FastEthernet0/1 C 208.28.1.0/29 is directly connected, Serial1/0.1 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 C 180.40.7.64 is directly connected, Serial1/0.2 O 200.1.0.0/16 is a summary, 00:06:23, Null0 O 217.57.0.0/16 is a summary, 00:06:24, Null0 R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip routerun | b routerip route  Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:32:10, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:24:10, Serial1/0 [110/20] via 180.40.7.2, 00:24:10, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:24:11, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:24:12, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:24:12, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:31:00, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:11:30, Serial1/0 [110/20] via 180.40.7.2, 00:11:30, Serial1/2 O E2 217.57.0.0/16 [110/20] via 208.28.1.3, 00:07:06, Serial1/0 [110/20] via 180.40.7.2, 00:07:06, Serial1/2 R3# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#clea ip rout * S5#clea ip rout * sh ip rout Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:01, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:01, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:01, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:00:04, Vlan20 [110/2] via 208.28.1.66, 00:00:04, Vlan10 S5# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(config-router)#do sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/65] via 208.28.1.2, 00:23:58, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:23:58, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/66] via 208.28.1.2, 00:23:58, Serial0/0.1 O N2 200.1.1.0/24 [110/20] via 208.28.1.65, 00:11:55, Ethernet0/0 O N2 200.1.2.0/24 [110/20] via 208.28.1.65, 00:11:55, Ethernet0/0 O N1 217.57.100.0/24 [110/30] via 208.28.1.65, 00:06:29, Ethernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.65, 00:23:48, Serial0/0.2 [110/20] via 208.28.1.3, 00:23:48, Serial0/0.1 [110/20] via 208.28.1.65, 00:23:48, Ethernet0/0 --More--  O N2 200.1.3.0/24 [110/20] via 208.28.1.65, 00:11:57, Ethernet0/0 11.0.0.0/24 is subnetted, 1 subnets C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O 208.28.1.128/27 [110/11] via 208.28.1.65, 00:24:00, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/845] via 208.28.1.3, 00:24:00, Serial0/0.1 [110/845] via 208.28.1.2, 00:24:00, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O E2 200.1.0.0/16 [110/20] via 180.40.7.65, 00:11:57, Serial0/0.2 [110/20] via 208.28.1.3, 00:11:57, Serial0/0.1 [110/20] via 208.28.1.65, 00:11:57, Ethernet0/0 O E2 217.57.0.0/16 [110/20] via 180.40.7.65, 00:07:32, Serial0/0.2 [110/20] via 208.28.1.3, 00:07:32, Serial0/0.1 [110/20] via 208.28.1.65, 00:07:34, Ethernet0/0 R1(config-router)#do sh ip route do s clea ip rout * R1(config-router)# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#clea ip route * R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:33:33, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:25:34, Serial1/0 [110/20] via 180.40.7.2, 00:25:34, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:25:35, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:25:36, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:25:38, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:32:27, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:00:06, Serial1/0 [110/20] via 180.40.7.2, 00:00:06, Serial1/2 O E1 217.57.0.0/16 [110/801] via 208.28.1.3, 00:00:06, Serial1/0 [110/801] via 180.40.7.2, 00:00:06, Serial1/2 R3#sh ip route sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:33:43, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:25:43, Serial1/0 [110/20] via 180.40.7.2, 00:25:43, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:25:45, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:25:45, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:25:45, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:32:34, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:00:12, Serial1/0 [110/20] via 180.40.7.2, 00:00:12, Serial1/2 O E1 217.57.0.0/16 [110/801] via 208.28.1.3, 00:00:12, Serial1/0 [110/801] via 180.40.7.2, 00:00:12, Serial1/2 R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:34:39, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:26:39, Serial1/0 [110/20] via 180.40.7.2, 00:26:39, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:26:40, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:26:41, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:26:41, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:33:30, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:01:08, Serial1/0 [110/20] via 180.40.7.2, 00:01:08, Serial1/2 O E1 217.57.0.0/16 [110/801] via 208.28.1.3, 00:01:08, Serial1/0 [110/801] via 180.40.7.2, 00:01:08, Serial1/2 R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(config-router)#^Z R1#sh ip rou *Mar 1 21:22:31.696: %SYS-5-CONFIG_I: Configured from console by console R1#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/65] via 208.28.1.2, 00:02:00, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:02:00, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/66] via 208.28.1.2, 00:02:00, Serial0/0.1 O N2 200.1.1.0/24 [110/20] via 208.28.1.65, 00:02:00, Ethernet0/0 O N2 200.1.2.0/24 [110/20] via 208.28.1.65, 00:02:00, Ethernet0/0 O N1 217.57.100.0/24 [110/30] via 208.28.1.65, 00:02:01, Ethernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.65, 00:02:01, Serial0/0.2 [110/20] via 208.28.1.3, 00:02:01, Serial0/0.1 [110/20] via 208.28.1.65, 00:02:01, Ethernet0/0 --More--  O N2 200.1.3.0/24 [110/20] via 208.28.1.65, 00:02:01, Ethernet0/0 11.0.0.0/24 is subnetted, 1 subnets C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O 208.28.1.128/27 [110/11] via 208.28.1.65, 00:02:01, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/845] via 208.28.1.2, 00:02:01, Serial0/0.1 [110/845] via 208.28.1.3, 00:02:01, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O E2 200.1.0.0/16 [110/20] via 180.40.7.65, 00:01:40, Serial0/0.2 [110/20] via 208.28.1.3, 00:01:42, Serial0/0.1 [110/20] via 208.28.1.65, 00:01:42, Ethernet0/0 O E1 217.57.0.0/16 [110/84] via 180.40.7.65, 00:01:42, Serial0/0.2 [110/84] via 208.28.1.3, 00:01:42, Serial0/0.1 [110/84] via 208.28.1.65, 00:01:42, Ethernet0/0 R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh ip ropute    ute Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:02:11, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:02:11, Serial1/0.1 [110/20] via 180.40.7.3, 00:02:11, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:02:11, Serial1/2 O N2 200.1.1.0/24 [110/20] via 208.28.1.130, 00:02:11, FastEthernet0/1 O N2 200.1.2.0/24 [110/20] via 208.28.1.130, 00:02:11, FastEthernet0/1 O N1 217.57.100.0/24 [110/22] via 208.28.1.130, 00:02:12, FastEthernet0/1 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 O N2 200.1.3.0/24 [110/20] via 208.28.1.130, 00:02:12, FastEthernet0/1 --More--   R2#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:02:15, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:02:15, Serial1/0.1 [110/20] via 180.40.7.3, 00:02:15, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:02:15, Serial1/2 O N2 200.1.1.0/24 [110/20] via 208.28.1.130, 00:02:15, FastEthernet0/1 O N2 200.1.2.0/24 [110/20] via 208.28.1.130, 00:02:15, FastEthernet0/1 O N1 217.57.100.0/24 [110/22] via 208.28.1.130, 00:02:16, FastEthernet0/1 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 O N2 200.1.3.0/24 [110/20] via 208.28.1.130, 00:02:16, FastEthernet0/1 --More--   11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 180.40.7.66, 00:02:16, Serial1/0.2 [110/20] via 208.28.1.1, 00:02:16, Serial1/0.1 [110/20] via 208.28.1.130, 00:02:16, FastEthernet0/1 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks C 208.28.1.128/27 is directly connected, FastEthernet0/1 O 208.28.1.64/28 [110/2] via 208.28.1.130, 00:02:16, FastEthernet0/1 C 208.28.1.0/29 is directly connected, Serial1/0.1 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 C 180.40.7.64 is directly connected, Serial1/0.2 O 200.1.0.0/16 is a summary, 00:02:05, Null0 O 217.57.0.0/16 is a summary, 00:02:05, Null0 R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b router router ospf 1 router-id 1.1.1.1 log-adjacency-changes area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 --More--   R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run | b router router ospf 1 router-id 2.2.2.2 log-adjacency-changes area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute connected subnets tag 2 network 180.40.7.2 0.0.0.0 area 200 network 180.40.7.65 0.0.0.0 area 0 network 208.28.1.3 0.0.0.0 area 200 network 208.28.1.129 0.0.0.0 area 51 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! --More--   R2#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:05:15, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:05:15, Serial1/0.1 [110/20] via 180.40.7.3, 00:05:15, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:05:15, Serial1/2 O N2 200.1.1.0/24 [110/20] via 208.28.1.130, 00:05:15, FastEthernet0/1 O N2 200.1.2.0/24 [110/20] via 208.28.1.130, 00:05:15, FastEthernet0/1 O N1 217.57.100.0/24 [110/22] via 208.28.1.130, 00:05:16, FastEthernet0/1 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 O N2 200.1.3.0/24 [110/20] via 208.28.1.130, 00:05:16, FastEthernet0/1 --More--   11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 180.40.7.66, 00:05:16, Serial1/0.2 [110/20] via 208.28.1.1, 00:05:16, Serial1/0.1 [110/20] via 208.28.1.130, 00:05:16, FastEthernet0/1 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks C 208.28.1.128/27 is directly connected, FastEthernet0/1 O 208.28.1.64/28 [110/2] via 208.28.1.130, 00:05:16, FastEthernet0/1 C 208.28.1.0/29 is directly connected, Serial1/0.1 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 C 180.40.7.64 is directly connected, Serial1/0.2 O 200.1.0.0/16 is a summary, 00:05:05, Null0 O 217.57.0.0/16 is a summary, 00:05:05, Null0 R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/65] via 208.28.1.2, 00:05:46, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:05:46, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/66] via 208.28.1.2, 00:05:46, Serial0/0.1 O N2 200.1.1.0/24 [110/20] via 208.28.1.65, 00:05:46, Ethernet0/0 O N2 200.1.2.0/24 [110/20] via 208.28.1.65, 00:05:46, Ethernet0/0 O N1 217.57.100.0/24 [110/30] via 208.28.1.65, 00:05:47, Ethernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.65, 00:05:47, Serial0/0.2 [110/20] via 208.28.1.3, 00:05:47, Serial0/0.1 [110/20] via 208.28.1.65, 00:05:47, Ethernet0/0 --More--  O N2 200.1.3.0/24 [110/20] via 208.28.1.65, 00:05:48, Ethernet0/0 11.0.0.0/24 is subnetted, 1 subnets C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O 208.28.1.128/27 [110/11] via 208.28.1.65, 00:05:48, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/845] via 208.28.1.2, 00:05:48, Serial0/0.1 [110/845] via 208.28.1.3, 00:05:48, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O E2 200.1.0.0/16 [110/20] via 180.40.7.65, 00:05:27, Serial0/0.2 [110/20] via 208.28.1.3, 00:05:27, Serial0/0.1 [110/20] via 208.28.1.65, 00:05:27, Ethernet0/0 O E1 217.57.0.0/16 [110/84] via 180.40.7.65, 00:05:27, Serial0/0.2 [110/84] via 208.28.1.3, 00:05:27, Serial0/0.1 [110/84] via 208.28.1.65, 00:05:28, Ethernet0/0 R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router ospf 1 R2(config-router)#no dis R2(config-router)#no disc R2(config-router)#no discard-route ? external Discard route for redistributed summarised routes internal Discard route for summarised internal routes R2(config-router)#no discard-route ex R2(config-router)#no discard-route external RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#ping 200.1.1.1 sou 200.1.0.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 200.1.1.1, timeout is 2 seconds: Packet sent with a source address of 200.1.0.1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 44/45/48 ms R4#ping 200.1.1.1 sou 200.1.0.1 ping 200.1.1.1 sou 200.1.0.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 200.1.1.1, timeout is 2 seconds: Packet sent with a source address of 200.1.0.1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 44/44/44 ms R4# RACK13AS> [Resuming connection 4 to r4 ... ] R4# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/65] via 208.28.1.2, 00:07:08, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:07:08, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/66] via 208.28.1.2, 00:07:08, Serial0/0.1 O N2 200.1.1.0/24 [110/20] via 208.28.1.65, 00:07:08, Ethernet0/0 O N2 200.1.2.0/24 [110/20] via 208.28.1.65, 00:07:08, Ethernet0/0 O N1 217.57.100.0/24 [110/30] via 208.28.1.65, 00:07:09, Ethernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.65, 00:07:09, Serial0/0.2 [110/20] via 208.28.1.3, 00:07:09, Serial0/0.1 [110/20] via 208.28.1.65, 00:07:09, Ethernet0/0 --More--  O N2 200.1.3.0/24 [110/20] via 208.28.1.65, 00:07:10, Ethernet0/0 11.0.0.0/24 is subnetted, 1 subnets C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O 208.28.1.128/27 [110/11] via 208.28.1.65, 00:07:10, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/845] via 208.28.1.2, 00:07:10, Serial0/0.1 [110/845] via 208.28.1.3, 00:07:10, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O E2 200.1.0.0/16 [110/20] via 180.40.7.65, 00:06:49, Serial0/0.2 [110/20] via 208.28.1.3, 00:06:49, Serial0/0.1 [110/20] via 208.28.1.65, 00:06:49, Ethernet0/0 O E1 217.57.0.0/16 [110/84] via 180.40.7.65, 00:06:49, Serial0/0.2 [110/84] via 208.28.1.3, 00:06:49, Serial0/0.1 [110/84] via 208.28.1.65, 00:06:50, Ethernet0/0 R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2(config-router)# R2(config-router)#do sh run | b router router ospf 1 router-id 2.2.2.2 log-adjacency-changes no discard-route external area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute connected subnets tag 2 network 180.40.7.2 0.0.0.0 area 200 network 180.40.7.65 0.0.0.0 area 0 network 208.28.1.3 0.0.0.0 area 200 network 208.28.1.129 0.0.0.0 area 51 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! --More--   R2(config-router)#sh ip routedsh ip routeosh ip route sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:08:43, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:08:43, Serial1/0.1 [110/20] via 180.40.7.3, 00:08:43, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:08:43, Serial1/2 O N2 200.1.1.0/24 [110/20] via 208.28.1.130, 00:08:43, FastEthernet0/1 O N2 200.1.2.0/24 [110/20] via 208.28.1.130, 00:08:43, FastEthernet0/1 O N1 217.57.100.0/24 [110/22] via 208.28.1.130, 00:08:44, FastEthernet0/1 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 O N2 200.1.3.0/24 [110/20] via 208.28.1.130, 00:08:44, FastEthernet0/1 --More--   11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 180.40.7.66, 00:08:44, Serial1/0.2 [110/20] via 208.28.1.1, 00:08:44, Serial1/0.1 [110/20] via 208.28.1.130, 00:08:44, FastEthernet0/1 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks C 208.28.1.128/27 is directly connected, FastEthernet0/1 O 208.28.1.64/28 [110/2] via 208.28.1.130, 00:08:44, FastEthernet0/1 C 208.28.1.0/29 is directly connected, Serial1/0.1 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 C 180.40.7.64 is directly connected, Serial1/0.2 R2(config-router)#^Z R2# *Mar 1 21:28:17.399: %SYS-5-CONFIG_I: Configured from console by console R2#sh R2#q sh    config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#rpotuer      outer ospf 1 R2(config-router)#do shj  ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:09:57, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:09:57, Serial1/0.1 [110/20] via 180.40.7.3, 00:09:57, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:09:57, Serial1/2 O N2 200.1.1.0/24 [110/20] via 208.28.1.130, 00:09:57, FastEthernet0/1 O N2 200.1.2.0/24 [110/20] via 208.28.1.130, 00:09:57, FastEthernet0/1 O N1 217.57.100.0/24 [110/22] via 208.28.1.130, 00:09:58, FastEthernet0/1 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 O N2 200.1.3.0/24 [110/20] via 208.28.1.130, 00:09:58, FastEthernet0/1 --More--   11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 180.40.7.66, 00:09:58, Serial1/0.2 [110/20] via 208.28.1.1, 00:09:58, Serial1/0.1 [110/20] via 208.28.1.130, 00:09:58, FastEthernet0/1 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks C 208.28.1.128/27 is directly connected, FastEthernet0/1 O 208.28.1.64/28 [110/2] via 208.28.1.130, 00:09:58, FastEthernet0/1 C 208.28.1.0/29 is directly connected, Serial1/0.1 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 C 180.40.7.64 is directly connected, Serial1/0.2 R2(config-router)# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh ip ropute ^ % Invalid input detected at '^' marker. R1#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/65] via 208.28.1.2, 00:10:14, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:10:14, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/66] via 208.28.1.2, 00:10:14, Serial0/0.1 O N2 200.1.1.0/24 [110/20] via 208.28.1.65, 00:10:14, Ethernet0/0 O N2 200.1.2.0/24 [110/20] via 208.28.1.65, 00:10:14, Ethernet0/0 O N1 217.57.100.0/24 [110/30] via 208.28.1.65, 00:10:15, Ethernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.65, 00:10:15, Serial0/0.2 [110/20] via 208.28.1.3, 00:10:15, Serial0/0.1 [110/20] via 208.28.1.65, 00:10:15, Ethernet0/0 --More--  O N2 200.1.3.0/24 [110/20] via 208.28.1.65, 00:10:15, Ethernet0/0 11.0.0.0/24 is subnetted, 1 subnets C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O 208.28.1.128/27 [110/11] via 208.28.1.65, 00:10:15, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/845] via 208.28.1.2, 00:10:15, Serial0/0.1 [110/845] via 208.28.1.3, 00:10:15, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O E2 200.1.0.0/16 [110/20] via 180.40.7.65, 00:09:55, Serial0/0.2 [110/20] via 208.28.1.3, 00:09:55, Serial0/0.1 [110/20] via 208.28.1.65, 00:09:55, Ethernet0/0 O E1 217.57.0.0/16 [110/84] via 180.40.7.65, 00:09:55, Serial0/0.2 [110/84] via 208.28.1.3, 00:09:55, Serial0/0.1 [110/84] via 208.28.1.65, 00:09:56, Ethernet0/0 R1#sh ip ospf data OSPF Router with ID (1.1.1.1) (Process ID 1) Router Link States (Area 0) Link ID ADV Router Age Seq# Checksum Link count 1.1.1.1 1.1.1.1 2034 0x80000007 0x009F74 3 2.2.2.2 2.2.2.2 816 0x80000007 0x00A406 3 3.3.3.3 3.3.3.3 1 (DNA) 0x80000003 0x0014EC 2 Summary Net Link States (Area 0) Link ID ADV Router Age Seq# Checksum 17.80.1.0 3.3.3.3 61 (DNA) 0x80000001 0x008C41 180.40.7.0 1.1.1.1 1002 0x80000002 0x0072B0 180.40.7.0 2.2.2.2 1072 0x80000002 0x00D18D 180.40.7.0 3.3.3.3 61 (DNA) 0x80000001 0x00B5A6 200.1.0.1 3.3.3.3 61 (DNA) 0x80000001 0x00FA69 208.28.1.0 1.1.1.1 1002 0x80000005 0x00C449 208.28.1.0 2.2.2.2 560 0x80000005 0x00C178 208.28.1.0 3.3.3.3 61 (DNA) 0x80000001 0x00AB8E 208.28.1.64 1.1.1.1 244 0x80000008 0x00ED1B 208.28.1.64 2.2.2.2 306 0x80000002 0x008B87 --More--  208.28.1.128 1.1.1.1 246 0x80000002 0x0021BC 208.28.1.128 2.2.2.2 306 0x80000008 0x00924B Summary ASB Link States (Area 0) Link ID ADV Router Age Seq# Checksum 1.1.1.1 2.2.2.2 1073 0x80000003 0x00210B 1.1.1.1 3.3.3.3 61 (DNA) 0x80000001 0x00908B 2.2.2.2 1.1.1.1 1004 0x80000003 0x006BB7 2.2.2.2 3.3.3.3 61 (DNA) 0x80000001 0x0062B5 3.3.3.3 1.1.1.1 1004 0x80000003 0x005198 3.3.3.3 2.2.2.2 561 0x80000003 0x004EC7 Router Link States (Area 51) Link ID ADV Router Age Seq# Checksum Link count 1.1.1.1 1.1.1.1 246 0x80000006 0x000AAA 1 2.2.2.2 2.2.2.2 308 0x80000005 0x001F17 1 5.5.5.5 5.5.5.5 284 0x8000000A 0x004D5D 2 Net Link States (Area 51) Link ID ADV Router Age Seq# Checksum --More--  208.28.1.65 5.5.5.5 284 0x80000002 0x00AB3B 208.28.1.130 5.5.5.5 288 0x80000004 0x00ECC2 Summary Net Link States (Area 51) Link ID ADV Router Age Seq# Checksum 0.0.0.0 1.1.1.1 250 0x80000003 0x001719 0.0.0.0 2.2.2.2 311 0x80000003 0x00F833 Type-7 AS External Link States (Area 51) Link ID ADV Router Age Seq# Checksum Tag 200.1.1.0 5.5.5.5 288 0x80000002 0x00B4CD 5 200.1.2.0 5.5.5.5 288 0x80000002 0x00A9D7 5 200.1.3.0 5.5.5.5 288 0x80000002 0x009EE1 5 217.57.100.0 5.5.5.5 1151 0x80000004 0x0067EC 5 Router Link States (Area 200) Link ID ADV Router Age Seq# Checksum Link count 1.1.1.1 1.1.1.1 1 0x80000006 0x002ADA 1 2.2.2.2 2.2.2.2 1078 0x80000007 0x006CC8 3 3.3.3.3 3.3.3.3 727 0x80000008 0x00E34C 3 --More--   Net Link States (Area 200) Link ID ADV Router Age Seq# Checksum 208.28.1.2 3.3.3.3 487 0x80000004 0x002FF6 Summary Net Link States (Area 200) Link ID ADV Router Age Seq# Checksum 17.80.1.0 1.1.1.1 760 0x80000002 0x00494B 17.80.1.0 2.2.2.2 823 0x80000002 0x00467A 17.80.1.0 3.3.3.3 727 0x80000002 0x008A42 180.40.7.64 1.1.1.1 1522 0x80000003 0x0050A1 180.40.7.64 2.2.2.2 1079 0x80000007 0x0045D4 180.40.7.64 3.3.3.3 727 0x80000002 0x00B327 200.1.0.1 1.1.1.1 760 0x80000002 0x00B773 200.1.0.1 2.2.2.2 823 0x80000002 0x00B4A2 200.1.0.1 3.3.3.3 727 0x80000002 0x00F86A 208.28.1.64 1.1.1.1 251 0x80000009 0x00EB1C 208.28.1.64 2.2.2.2 314 0x80000002 0x008B87 208.28.1.64 3.3.3.3 241 0x80000005 0x0005F6 208.28.1.128 1.1.1.1 252 0x80000002 0x0021BC 208.28.1.128 2.2.2.2 314 0x80000008 0x00924B --More--  208.28.1.128 3.3.3.3 241 0x80000004 0x001AB3 Summary ASB Link States (Area 200) Link ID ADV Router Age Seq# Checksum 1.1.1.1 2.2.2.2 1082 0x80000003 0x00210B 1.1.1.1 3.3.3.3 730 0x80000002 0x008E8C 2.2.2.2 1.1.1.1 1011 0x80000003 0x006BB7 2.2.2.2 3.3.3.3 730 0x80000002 0x0060B6 3.3.3.3 1.1.1.1 763 0x80000002 0x005397 3.3.3.3 2.2.2.2 826 0x80000002 0x0050C6 Type-5 AS External Link States Link ID ADV Router Age Seq# Checksum Tag 11.11.11.0 1.1.1.1 1788 0x80000003 0x004A2E 1 22.22.22.0 2.2.2.2 56 0x80000004 0x00AEA2 2 33.33.33.0 3.3.3.3 1731 0x80000003 0x001715 3 200.1.0.0 2.2.2.2 706 0x80000002 0x006B62 0 217.57.0.0 2.2.2.2 706 0x80000004 0x00639F 0 R1#  config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospof    f 1 R1(config-router)#do sh run | b router router ospf 1 router-id 1.1.1.1 log-adjacency-changes area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 --More--   R1(config-router)# R1(config-router)#no summary-address 200.1.0.0 255.255.0.0 R1(config-router)#no summary-address 217.57.0.0 255.255.0.0 R1(config-router)# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2(config-router)#no summary-address 217.57.0.0 255.255.0.0 R2(config-router)#no summary-address 200.1.0.0 255.255.0.0 R2(config-router)#no    dis R2(config-router)#disc R2(config-router)#discard-route e R2(config-router)#discard-route external R2(config-router)#^Z R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)# summary-address 200.1.0.0 255.255.0.0 ^ % Invalid input detected at '^' marker. S5(config)#router ospf 1 S5(config-router)# summary-address 200.1.0.0 255.255.0.0 S5(config-router)# summary-address 217.57.0.0 255.255.0.0 S5(config-router)#^Z S5# 21:36:47: %SYS-5-CONFIG_I: Configured from console by console S5#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:19, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:19, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:19, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:15:23, Vlan20 [110/2] via 208.28.1.66, 00:15:23, Vlan10 O 200.1.0.0/16 is a summary, 00:00:09, Null0 S5#  sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:03, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:03, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:03, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:15:34, Vlan20 [110/2] via 208.28.1.66, 00:15:34, Vlan10 O 200.1.0.0/16 is a summary, 00:00:10, Null0 O 217.57.0.0/16 is a summary, 00:00:10, Null0 S5#confi gt ^ % Invalid input detected at '^' marker. S5# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:48:11, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:40:11, Serial1/0 [110/20] via 180.40.7.2, 00:40:11, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:40:12, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:40:13, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:40:13, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:47:01, Serial1/0 O E1 217.57.0.0/16 [110/803] via 180.40.7.2, 00:00:22, Serial1/2 R3# sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:48:18, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:40:18, Serial1/0 [110/20] via 180.40.7.2, 00:40:18, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:40:19, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:40:20, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:40:21, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:47:09, Serial1/0 O E1 217.57.0.0/16 [110/803] via 180.40.7.2, 00:00:30, Serial1/2 R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:48:22, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:40:22, Serial1/0 [110/20] via 180.40.7.2, 00:40:22, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:40:23, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:40:24, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:40:24, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:47:12, Serial1/0 O E1 217.57.0.0/16 [110/803] via 180.40.7.2, 00:00:33, Serial1/2 R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(config-router)#do sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/65] via 208.28.1.2, 00:15:19, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:15:19, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/66] via 208.28.1.2, 00:15:19, Serial0/0.1 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.65, 00:15:19, Serial0/0.2 [110/20] via 208.28.1.3, 00:15:19, Serial0/0.1 [110/20] via 208.28.1.65, 00:15:20, Ethernet0/0 11.0.0.0/24 is subnetted, 1 subnets C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks --More--  O 208.28.1.128/27 [110/11] via 208.28.1.65, 00:15:20, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/845] via 208.28.1.2, 00:15:20, Serial0/0.1 [110/845] via 208.28.1.3, 00:15:20, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O N2 200.1.0.0/16 [110/20] via 208.28.1.65, 00:00:56, Ethernet0/0 O E1 217.57.0.0/16 [110/30] via 208.28.1.65, 00:00:46, Ethernet0/0 R1(config-router)#   RACK13AS>2 [Resuming connection 2 to r2 ... ] *M R2#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:15:25, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:15:25, Serial1/0.1 [110/20] via 180.40.7.3, 00:15:25, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:15:25, Serial1/2 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 180.40.7.66, 00:15:26, Serial1/0.2 [110/20] via 208.28.1.1, 00:15:26, Serial1/0.1 [110/20] via 208.28.1.130, 00:15:26, FastEthernet0/1 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks C 208.28.1.128/27 is directly connected, FastEthernet0/1 O 208.28.1.64/28 [110/2] via 208.28.1.130, 00:15:26, FastEthernet0/1 C 208.28.1.0/29 is directly connected, Serial1/0.1 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 C 180.40.7.64 is directly connected, Serial1/0.2 O 200.1.0.0/16 is a summary, 00:01:17, Null0 O N1 217.57.0.0/16 [110/22] via 208.28.1.130, 00:00:57, FastEthernet0/1 R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router ospf 1 R2(config-router)#no sum R2(config-router)#no summary-address 200.1.1 0.0.    0 255.255.90  0.0 R2(config-router)#^Z R2# *Mar 1 21:35:09.053: %SYS-5-CONFIG_I: Configured from console by console R2#config tsh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:15:49, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:15:49, Serial1/0.1 [110/20] via 180.40.7.3, 00:15:49, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:15:49, Serial1/2 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 180.40.7.66, 00:15:50, Serial1/0.2 [110/20] via 208.28.1.1, 00:15:50, Serial1/0.1 [110/20] via 208.28.1.130, 00:15:50, FastEthernet0/1 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks C 208.28.1.128/27 is directly connected, FastEthernet0/1 O 208.28.1.64/28 [110/2] via 208.28.1.130, 00:15:50, FastEthernet0/1 C 208.28.1.0/29 is directly connected, Serial1/0.1 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 C 180.40.7.64 is directly connected, Serial1/0.2 O N2 200.1.0.0/16 [110/20] via 208.28.1.130, 00:00:03, FastEthernet0/1 O N1 217.57.0.0/16 [110/22] via 208.28.1.130, 00:01:21, FastEthernet0/1 R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/2] via 17.80.1.2, 00:49:16, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:41:16, Serial1/0 [110/20] via 180.40.7.2, 00:41:16, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:41:18, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/782] via 180.40.7.2, 00:41:18, Serial1/2 --More--  O IA 208.28.1.64/28 [110/783] via 180.40.7.2, 00:41:19, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/845] via 208.28.1.1, 00:48:08, Serial1/0 O E2 200.1.0.0/16 [110/20] via 180.40.7.2, 00:00:10, Serial1/2 O E1 217.57.0.0/16 [110/803] via 180.40.7.2, 00:01:28, Serial1/2 R3# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#con   x RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#ping 200.1.1.1 sou 200.1.0.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 200.1.1.1, timeout is 2 seconds: Packet sent with a source address of 200.1.0.1 ..... Success rate is 0 percent (0/5) R4# RACK13AS>5\ % Unknown command or computer name, or unable to find computer address RACK13AS>5 [Resuming connection 5 to r5 ... ] Translating "x" % Unknown command or computer name, or unable to find computer address S5#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:18, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:18, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:18, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:17:38, Vlan20 [110/2] via 208.28.1.66, 00:17:38, Vlan10 O 200.1.0.0/16 is a summary, 00:02:15, Null0 O 217.57.0.0/16 is a summary, 00:02:15, Null0 S5#conif gt\ ^ % Invalid input detected at '^' marker. S5#conif gt ^ % Invalid input detected at '^' marker. S5#confi gt ^ % Invalid input detected at '^' marker. S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#router ospf 1 S5(config-router)#no disc e S5(config-router)#no disc external S5(config-router)#^Z S5#config t 21:39:59: %SYS-5-CONFIG_I: Configured from console by console S5#config t gt ^ % Invalid input detected at '^' marker. S5#confi gtg t gtif gt\sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:16, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:16, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:16, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:18:35, Vlan20 [110/2] via 208.28.1.66, 00:18:35, Vlan10 S5# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#ping 200.1.1.1 sou 200.1.0.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 200.1.1.1, timeout is 2 seconds: Packet sent with a source address of 200.1.0.1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 32/32/32 ms R4# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh run | b router router ospf 1 router-id 5.5.5.5 log-adjacency-changes no discard-route external area 51 nssa summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 access-list 2 permit 200.1.0.0 0.0.255.255 --More--   S5# S5# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1(config-router)#route R1(config-router)#router-id 11~1  .11.11.11 Reload or use "clear ip ospf process" command, for this to take effect R1(config-router)#^Z R1# *Mar 1 21:42:09.295: %SYS-5-CONFIG_I: Configured from console by console R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router osfp 1 ^ % Invalid input detected at '^' marker. R3(config)#router osfp 1    pf 1 R3(config-router)#router ospf 1fp 1area 200 virtual-link 2.2.2.21.1.1.1 2.2.2.2 1.1.1.1         11.11.11.11 R3(config-router)#area 200 virtual-link 11.11.11.11router ospf 1 fp 1area 200 virtual-link 2.2.2.21.1.1.1 narea 200 virtual-link 1.1.1.1 oarea 200 virtual-link 1.1.1.1  area 200 virtual-link 1.1.1.1  R3(config-router)#^Z R3# *Mar 1 21:41:15.286: %OSPF-5-ADJCHG: Process 1, Nbr 1.1.1.1 on OSPF_VL0 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 21:41:15.514: %SYS-5-CONFIG_I: Configured from console by console R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#cea  lea ip ospf pro R1#clea ip ospf process Reset ALL OSPF processes? [no]: y R1# *Mar 1 21:42:40.337: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on OSPF_VL0 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 21:42:40.337: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Serial0/0.2 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 21:42:40.378: %OSPF-5-ADJCHG: Process 1, Nbr 5.5.5.5 on Ethernet0/0 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 21:42:40.418: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on Serial0/0.1 from FULL to DOWN, Neighbor Down: Interface down or detached R1# *Mar 1 21:42:40.450: %OSPF-3-RECONF_VL: OSPF process 1 is changing router-id. Reconfigure virtual link neighbors with our new router-id R1# *Mar 1 21:42:43.835: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Serial0/0.2 from LOADING to FULL, Loading Done R1# *Mar 1 21:43:07.951: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on Serial0/0.1 from LOADING to FULL, Loading Done R1# *Mar 1 21:43:20.467: %OSPF-5-ADJCHG: Process 1, Nbr 5.5.5.5 on Ethernet0/0 from LOADING to FULL, Loading Done R1# *Mar 1 21:43:26.397: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on OSPF_VL0 from LOADING to FULL, Loading Done R1#ship r     ip rotue ^ % Invalid input detected at '^' marker. R1#sh ip rotueue e uete Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/65] via 208.28.1.2, 00:00:16, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:00:06, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/66] via 208.28.1.2, 00:00:16, Serial0/0.1 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.65, 00:00:06, Serial0/0.2 [110/20] via 208.28.1.3, 00:00:06, Serial0/0.1 [110/20] via 208.28.1.65, 00:00:07, Ethernet0/0 11.0.0.0/24 is subnetted, 1 subnets C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks --More--  O 208.28.1.128/27 [110/11] via 208.28.1.65, 00:00:22, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/845] via 208.28.1.2, 00:00:32, Serial0/0.1 [110/845] via 208.28.1.3, 00:00:32, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O N2 200.1.0.0/16 [110/20] via 208.28.1.65, 00:00:12, Ethernet0/0 O N1 217.57.0.0/16 [110/30] via 208.28.1.65, 00:00:12, Ethernet0/0 R1# R1# R1# R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Mar 1 21:41 R2#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/782] via 180.40.7.3, 00:00:28, Serial1/2 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:00:18, Serial1/0.1 [110/20] via 180.40.7.3, 00:00:18, Serial1/2 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/783] via 180.40.7.3, 00:00:28, Serial1/2 22.0.0.0/24 is subnetted, 1 subnets C 22.22.22.0 is directly connected, Loopback0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 180.40.7.66, 00:00:19, Serial1/0.2 [110/20] via 208.28.1.1, 00:00:19, Serial1/0.1 [110/20] via 208.28.1.130, 00:00:19, FastEthernet0/1 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks C 208.28.1.128/27 is directly connected, FastEthernet0/1 O 208.28.1.64/28 [110/2] via 208.28.1.130, 00:00:39, FastEthernet0/1 C 208.28.1.0/29 is directly connected, Serial1/0.1 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 C 180.40.7.64 is directly connected, Serial1/0.2 O E2 200.1.0.0/16 [110/20] via 208.28.1.130, 00:00:19, FastEthernet0/1 O E1 217.57.0.0/16 [110/22] via 208.28.1.130, 00:00:19, FastEthernet0/1 R2#   RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b roput   uter router ospf 1 router-id 11.11.11.11 log-adjacency-changes area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous --More--   R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospf 1 R1(config-router)#no area 51 R1(config-router)#no area 51 nss R1(config-router)#no area 51 nssa no R1(config-router)#no area 51 nssa no-- R1(config-router)#no area 51 nssa no-- s R1(config-router)#no area 51 nssa no-summary R1(config-router)# RACK13AS>5 [Resuming connection 5 to r5 ... ] 21:4 S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#router ospf 1 S5(config-router)#no area 51 nsd ss S5(config-router)#no area 51 nsss  S5(config-router)#no area 51 nssa S5(config-router)# 21:50:31: %OSPF-5-ADJCHG: Process 1, Nbr 11.11.11.11 on Vlan10 from FULL to DOWN, Neighbor Down: Adjacency forced to reset 21:50:31: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Vlan20 from FULL to DOWN, Neighbor Down: Adjacency forced to reset S5(config-router)# RACK13AS>1 [Resuming connection 1 to r1 ... ] *M R1(config-router)#do sh urn   run |}    b router router ospf 1 router-id 11.11.11.11 log-adjacency-changes area 51 nssa no-redistribution area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous --More--   R1(config-router)#no area 51 nssa no-redistribution R1(config-router)# R1(config-router)#no area 51 nssa no-redistributiondo sh run | b router  router ospf 1 router-id 11.11.11.11 log-adjacency-changes area 51 nssa area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous --More--   R1(config-router)#[Ado sh run | b router no area 51 nssa no-redistribution                  R1(config-router)#no area 51 nssa do sh run | b router router ospf 1 router-id 11.11.11.11 log-adjacency-changes area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 --More-- RACK13AS>5 [Resuming connection 5 to r5 ... ] 21:5 S5(config-router)#do sh run|    | b router router ospf 1 router-id 5.5.5.5 log-adjacency-changes no discard-route external summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 access-list 2 permit 200.1.0.0 0.0.255.255 route-map Prob8 permit 10 --More--   S5(config-router)#do sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 11.11.11.11 1 FULL/DR 00:00:36 208.28.1.66 Vlan10 2.2.2.2 1 DOWN/DROTHER - 208.28.1.129 Vlan20 S5(config-router)#do deb ip ospf heel  kk  ll OSPF hello events debugging is on S5(config-router)# 21:52:46: OSPF: Send hello to 224.0.0.5 area 51 on Vlan20 from 208.28.1.130 21:52:47: OSPF: Rcv hello from 11.11.11.11 area 51 from Vlan10 208.28.1.66 21:52:47: OSPF: End of hello processing S5(config-router)# 21:52:48: OSPF: Rcv hello from 2.2.2.2 area 51 from Vlan20 208.28.1.129 21:52:48: OSPF: Hello from 208.28.1.129 with mismatched NSSA option bit S5(config-router)# 21:52:49: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5(config-router)# 21:52:56: OSPF: Send hello to 224.0.0.5 area 51 on Vlan20 from 208.28.1.130 21:52:57: OSPF: Rcv hello from 11.11.11.11 area 51 from Vlan10 208.28.1.66 21:52:57: OSPF: End of hello processing S5(config-router)# 21:52:58: OSPF: Rcv hello from 2.2.2.2 area 51 from Vlan20 208.28.1.129 21:52:58: OSPF: Hello from 208.28.1.129 with mismatched NSSA option bit S5(config-router)# 21:52:59: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5(config-router)# 21:53:06: OSPF: Send hello to 224.0.0.5 area 51 on Vlan20 from 208.28.1.130 21:53:07: OSPF: Rcv hello from 11.11.11.11 area 51 from Vlan10 208.28.1.66 21:53:07: OSPF: End of hello processing S5(config-router)# 21:53:08: OSPF: Rcv hello from 2.2.2.2 area 51 from Vlan20 208.28.1.129 21:53:08: OSPF: Hello from 208.28.1.129 with mismatched NSSA option bit S5(config-router)# 21:53:09: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5(config-router)#area 51 nssa S5(config-router)#area 51 nssa S5(config-router)# 21:53:16: OSPF: Send hello to 224.0.0.5 area 51 on Vlan20 from 208.28.1.130 21:53:17: OSPF: Rcv hello from 11.11.11.11 area 51 from Vlan10 208.28.1.66 21:53:17: OSPF: Hello from 208.28.1.66 with mismatched NSSA option bit S5(config-router)# 21:53:17: %OSPF-5-ADJCHG: Process 1, Nbr 11.11.11.11 on Vlan10 from FULL to DOWN, Neighbor Down: Adjacency forced to reset 21:53:17: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Vlan20 from DOWN to DOWN, Neighbor Down: Adjacency forced to reset S5(config-router)# 21:53:18: OSPF: Rcv hello from 2.2.2.2 area 51 from Vlan20 208.28.1.129 21:53:18: OSPF: End of hello processing S5(config-router)# 21:53:19: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5(config-router)#^Z S5# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Ma line vty 0 4 --More--  ! --More--   R1(config-router)#do sh run | b routerno area 51 nssa do sh run | b routerno area 51 nssa no-redistributionarea 51 nssa no-redistribution area 51 nssa no-redistribution area 51 nssa no-redistribution area 51 nssa nno-redistributionono-redistribution no-redistributionno-redistribution -no-redistributionsno-redistributionuno-redistributionmno-redistribution no-redistribution R1(config-router)# *Mar 1 21:52:43.510: %OSPF-5-ADJCHG: Process 1, Nbr 5.5.5.5 on Ethernet0/0 from LOADING to FULL, Loading Done R1(config-router)#area 51 nssa no-sum no-redistributionnarea 51 nssa no-sum no-redistributionoarea 51 nssa no-sum no-redistribution area 51 nssa no-sum no-redistribution R1(config-router)#no area 51 nssa no-sum no-redistribution do sh run | b router router ospf 1 router-id 11.11.11.11 log-adjacency-changes area 51 nssa area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous --More--   R1(config-router)#do sh run | b routerno area 51 nssa no-sum no-redistribution                 no area 51 nssa no-sum area 51 nssa no-sum area 51 nssa no-sum  R1(config-router)#^Z R1#^x *Mar 1 21:54:30.682: %SYS-5-CONFIG_I: Configured from console by console R1#^x5 % Unknown command or computer name, or unable to find computer address R1# R1# RACK13AS>4 5 [Resuming connection 5 to r5 ... ] 21 21:56:19: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5# S5#sh ip rotue ^ % Invalid input detected at '^' marker. S5#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:03, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:03, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:03, Vlan16 11.0.0.0/24 is subnetted, 1 subnets O N2 11.11.11.0 [110/20] via 208.28.1.66, 00:00:57, Vlan10 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28 21:56:26: OSPF: Send hello to 224.0.0.5 area 51 on Vlan20 from 208.28.1.130.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:00:10, Vlan20 [110/2] via 208.28.1.66, 00:00:10, Vlan10 S5# 21:56:27: OSPF: Rcv hello from 11.11.11.11 area 51 from Vlan10 208.28.1.66 21:56:27: OSPF: End of hello processing S5# 21:56:28: OSPF: Rcv hello from 2.2.2.2 area 51 from Vlan20 208.28.1.129 21:56:28: OSPF: End of hello processing S5# 21:56:29: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5# 21:56:36: OSPF: Send hello to 224.0.0.5 area 51 on Vlan20 from 208.28.1.130 S5# 21:56:37: OSPF: Rcv hello from 11.11.11.11 area 51 from Vlan10 208.28.1.66 21:56:37: OSPF: End of hello processing S5# 21:56:38: OSPF: Rcv hello from 2.2.2.2 area 51 from Vlan20 208.28.1.129 21:56:38: OSPF: End of hello processing S5#u all 21:56:39: OSPF: Send hello to 224.0.0.5 area 51 on Vlan10 from 208.28.1.65 S5#u all All possible debugging has been turned off S5#x  RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospf 1 R1(config-router)#router ospf 1area 51 nssa no-sum no o-r R1(config-router)#area 51 nssa no-sum no-redistribution R1(config-router)#^Z R1# *Mar 1 21:55:37.451: %SYS-5-CONFIG_I: Configured from console by console R1#sh run | b router router ospf 1 router-id 11.11.11.11 log-adjacency-changes area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous --More--   R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospf 1 R1(config-router)#area 51 de R1(config-router)#area 51 default-cost ? <0-16777215> Stub's advertised external route metric R1(config-router)#area 51 default-cost 2 R1(config-router)#^Z R1# *Mar 1 21:57:20.476: %SYS-5-CONFIG_I: Configured from console by console R1# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is 208.28.1.129 to network 0.0.0.0 R 200.1.1.0/24 [120/1] via 217.57.100.2, 00:00:06, Vlan16 R 200.1.2.0/24 [120/1] via 217.57.100.2, 00:00:06, Vlan16 C 217.57.100.0/24 is directly connected, Vlan16 R 200.1.3.0/24 [120/1] via 217.57.100.2, 00:00:06, Vlan16 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/28 is directly connected, Vlan10 O*IA 0.0.0.0/0 [110/2] via 208.28.1.129, 00:00:09, Vlan20 S5# S5# S5# S5#shh  ip ospf data OSPF Router with ID (5.5.5.5) (Process ID 1) Router Link States (Area 51) Link ID ADV Router Age Seq# Checksum Link count 2.2.2.2 2.2.2.2 380 0x80000007 0x001B19 1 5.5.5.5 5.5.5.5 317 0x8000000F 0x004D57 2 11.11.11.11 11.11.11.11 317 0x80000006 0x00194A 1 Net Link States (Area 51) Link ID ADV Router Age Seq# Checksum 208.28.1.66 11.11.11.11 312 0x80000002 0x008223 208.28.1.130 5.5.5.5 376 0x80000006 0x00E8C4 Summary Net Link States (Area 51) Link ID ADV Router Age Seq# Checksum 0.0.0.0 2.2.2.2 1837 0x80000003 0x00F833 0.0.0.0 11.11.11.11 46 0x80000003 0x00F313 Type-7 AS External Link States (Area 51) --More--   Link ID ADV Router Age Seq# Checksum Tag 200.1.0.0 5.5.5.5 389 0x80000001 0x006722 0 217.57.0.0 5.5.5.5 390 0x80000001 0x00635D 0 S5# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b router router ospf 1 router-id 11.11.11.11 log-adjacency-changes area 51 nssa no-redistribution no-summary area 51 default-cost 2 area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 1 network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 --More--   R1# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh run | b router      ospf router ospf 1 router-id 5.5.5.5 log-adjacency-changes no discard-route external area 51 nssa summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 access-list 2 permit 200.1.0.0 0.0.255.255 --More--   S5#[A  config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#no access-list 2 S5(config)#Z ^Z S5#config tsh run | b ospf 22:01:15: %SYS-5-CONFIG_I: Configured from console by console S5#sh run | b ospf router ospf 1 router-id 5.5.5.5 log-adjacency-changes no discard-route external area 51 nssa summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 route-map Prob8 permit 10 --More--   match ip address 1 set metric-type type-1 ! route-map Prob8 permit 20 ! ! control-plane ! ! line con 0 exec-timeout 0 0 logging synchronous line vty 0 4 no login line vty 5 15 no login ! ! end S5# S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#rotuer ispf          outer ospf 1 S5(config-router)#au S5(config-router)#auto-cost ? reference-bandwidth Use reference bandwidth method to assign OSPF cost S5(config-router)#auto-cost re S5(config-router)#auto-cost reference-bandwidth ? <1-4294967> The reference bandwidth in terms of Mbits per second S5(config-router)#auto-cost reference-bandwidth ? <1-4294967> The reference bandwidth in terms of Mbits per second S5(config-router)#auto-cost reference-bandwidth 20000000 ^ % Invalid input detected at '^' marker. S5(config-router)#auto-cost reference-bandwidth 20000000  % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. S5(config-router)# S5# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#condfi         RACK13AS> [Resuming connection 1 to r1 ... ] R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)# R1(config)#router ospf 1 R1(config-router)#auto-cost reference-bandwidth 2000000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. R1(config-router)# R1(config-router)#end R1# *Mar 1 22:02:03.721: %SYS-5-CONFIG_I: Configured from console by console R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Maconfig t Enter configuration commands, one per line. End with CNTL/Z. R2(config)# R2(config)#router ospf 1 R2(config-router)#auto-cost reference-bandwidth 2000000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. R2(config-router)# R2(config-router)#end R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] *config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)# R3(config)#router ospf 1 R3(config-router)#auto-cost reference-bandwidth 2000000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. R3(config-router)# R3(config-router)#end R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)# R4(config)#router ospf 1 R4(config-router)#auto-cost reference-bandwidth 2000000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. R4(config-router)# R4(config-router)#end R4#^Z R4# *Mar 1 22:03:18.682: %SYS-5-CONFIG_I: Configured from console by console R4# RACK13AS> [Resuming connection 4 to r4 ... ] R4# RACK13AS>5 [Resuming connection 5 to r5 ... ] 2 S5# S5#sh ip ospf int Vlan10 is up, line protocol is up Internet Address 208.28.1.65/28, Area 51 Process ID 1, Router ID 5.5.5.5, Network Type BROADCAST, Cost: 2000 Transmit Delay is 1 sec, State BDR, Priority 1 Designated Router (ID) 11.11.11.11, Interface address 208.28.1.66 Backup Designated router (ID) 5.5.5.5, Interface address 208.28.1.65 Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:09 Supports Link-local Signaling (LLS) Index 1/1, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 5 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 11.11.11.11 (Designated Router) Suppress hello for 0 neighbor(s) Vlan20 is up, line protocol is up Internet Address 208.28.1.130/27, Area 51 Process ID 1, Router ID 5.5.5.5, Network Type BROADCAST, Cost: 2000 Transmit Delay is 1 sec, State DR, Priority 1 Designated Router (ID) 5.5.5.5, Interface address 208.28.1.130 Backup Designated router (ID) 2.2.2.2, Interface address 208.28.1.129 --More--   S5#^x3 % Unknown command or computer name, or unable to find computer address S5# S5# RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar R3#sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:34 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:30 180.40.7.2 Serial1/2 2.2.2.2 0 FULL/DROTHER 00:01:40 208.28.1.3 Serial1/0 11.11.11.11 0 FULL/DROTHER 00:01:56 208.28.1.1 Serial1/0 R3#sh ip ospf b vir Virtual Link OSPF_VL2 to router 11.11.11.11 is down Run as demand circuit DoNotAge LSA allowed. Transit area 200, Cost of using 65535 Transmit Delay is 1 sec, State DOWN, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Virtual Link OSPF_VL1 to router 2.2.2.2 is down Run as demand circuit DoNotAge LSA allowed. Transit area 200, Cost of using 65535 Transmit Delay is 1 sec, State DOWN, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 R3# R3# R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)# R3(config)#router ospf 1 R3(config-router)#auto-cost reference-bandwidth 2000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. R3(config-router)# R3(config-router)#end R3# *Mar 1 22:03:02.585: %SYS-5-CONFIG_I: Configured from console by console R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)# R4(config)#router ospf 1 R4(config-router)#auto-cost reference-bandwidth 2000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. R4(config-router)# R4(config-router)#end R4# RACK13AS>5 [Resuming connection 5 to r5 ... ] config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)# S5(config)#router ospf 1 S5(config-router)#auto-cost reference-bandwidth 2000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. S5(config-router)# S5(config-router)#end S5# RACK13AS>2 [Resuming connection 2 to r2 ... ] *config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)# R2(config)#router ospf 1 R2(config-router)#auto-cost reference-bandwidth 2000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. R2(config-router)# R2(config-router)#end R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Mar 1 22:02:config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)# R1(config)#router ospf 1 R1(config-router)#auto-cost reference-bandwidth 2000 % OSPF: Reference bandwidth is changed. Please ensure reference bandwidth is consistent across all routers. R1(config-router)# R1(config-router)#end R1# *Mar 1 22:04:29.051: %SYS-5-CONFIG_I: Configured from console by console R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#config tsh ip ospf vir Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:05 Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/2, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:05 R3#sh ip ospf vir Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:01 Adjacency State INIT (Hello suppressed) Index 0/0, retransmission queue length 0, number of retransmission 0 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 0, maximum is 0 Last retransmission scan time is 0 msec, maximum is 0 msec Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/2, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:01 Adjacency State INIT (Hello suppressed) Index 0/0, retransmission queue length 0, number of retransmission 0 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 0, maximum is 0 --More-- *Mar 1 22:03:38.379: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on OSPF_VL1 from LOADING to FULL, Loading Done *Mar 1 22:03:38.652: %OSPF-5-ADJCHG: Process 1, Nbr 11.11.11.11 on OSPF_VL2 from LOADING to FULL, Loading Done --More--   R3#[A % Unknown command or computer name, or unable to find computer address R3#[Ash ip ospf vir Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:05 Adjacency State FULL (Hello suppressed) Index 1/1, retransmission queue length 1, number of retransmission 0 First 0x839784EC(76)/0x0(0) Next 0x839784EC(76)/0x0(0) Last retransmission scan length is 0, maximum is 0 Last retransmission scan time is 0 msec, maximum is 0 msec Link State retransmission due in 286 msec Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/2, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:05 Adjacency State FULL (Hello suppressed) Index 2/6, retransmission queue length 2, number of retransmission 1 First 0x839784EC(76)/0x0(0) Next 0x839784EC(76)/0x0(0) --More--   Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 0 msec, maximum is 0 msec Link State retransmission due in 3024 msec R3# RACK13AS>5 [Resuming connection 5 to r5 ... ] 22: S5#sh ip ospf int Vlan10 is up, line protocol is up Internet Address 208.28.1.65/28, Area 51 Process ID 1, Router ID 5.5.5.5, Network Type BROADCAST, Cost: 2 Transmit Delay is 1 sec, State BDR, Priority 1 Designated Router (ID) 11.11.11.11, Interface address 208.28.1.66 Backup Designated router (ID) 5.5.5.5, Interface address 208.28.1.65 Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:05 Supports Link-local Signaling (LLS) Index 1/1, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 5 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 11.11.11.11 (Designated Router) Suppress hello for 0 neighbor(s) Vlan20 is up, line protocol is up Internet Address 208.28.1.130/27, Area 51 Process ID 1, Router ID 5.5.5.5, Network Type BROADCAST, Cost: 2 Transmit Delay is 1 sec, State DR, Priority 1 Designated Router (ID) 5.5.5.5, Interface address 208.28.1.130 Backup Designated router (ID) 2.2.2.2, Interface address 208.28.1.129 --More--   Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:09 Supports Link-local Signaling (LLS) Index 2/2, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 7 Last flood scan time is 0 msec, maximum is 4 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 2.2.2.2 (Backup Designated Router) Suppress hello for 0 neighbor(s) S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#int vlan 10 S5(config-if)#ban 100 S5(config-if)#ban 100000 S5(config-if)#^Z S5#config tsh ip ospf int 22:07:17: %SYS-5-CONFIG_I: Configured from console by console S5#sh ip ospf int Vlan10 is up, line protocol is up Internet Address 208.28.1.65/28, Area 51 Process ID 1, Router ID 5.5.5.5, Network Type BROADCAST, Cost: 20 Transmit Delay is 1 sec, State BDR, Priority 1 Designated Router (ID) 11.11.11.11, Interface address 208.28.1.66 Backup Designated router (ID) 5.5.5.5, Interface address 208.28.1.65 Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:00 Supports Link-local Signaling (LLS) Index 1/1, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 5 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 11.11.11.11 (Designated Router) Suppress hello for 0 neighbor(s) Vlan20 is up, line protocol is up Internet Address 208.28.1.130/27, Area 51 Process ID 1, Router ID 5.5.5.5, Network Type BROADCAST, Cost: 2 Transmit Delay is 1 sec, State DR, Priority 1 Designated Router (ID) 5.5.5.5, Interface address 208.28.1.130 Backup Designated router (ID) 2.2.2.2, Interface address 208.28.1.129 --More--   Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:02 Supports Link-local Signaling (LLS) Index 2/2, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 7 Last flood scan time is 0 msec, maximum is 4 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 2.2.2.2 (Backup Designated Router) Suppress hello for 0 neighbor(s) S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#int vlan 10 S5(config-if)#int vlan 10ban 100000 nban 100000oban 100000 ban 100000 S5(config-if)#^Z S5# 22:07:46: %SYS-5-CONFIG_I: Configured from console by console S5# S5# S5#sh run | b router ospf router ospf 1 router-id 5.5.5.5 log-adjacency-changes no discard-route external auto-cost reference-bandwidth 2000 area 51 nssa summary-address 200.1.0.0 255.255.0.0 summary-address 217.57.0.0 255.255.0.0 redistribute rip subnets tag 5 route-map Prob8 network 208.28.1.65 0.0.0.0 area 51 network 208.28.1.130 0.0.0.0 area 51 ! router rip version 2 redistribute ospf 1 metric 3 network 217.57.100.0 ! ip classless ip http server ip http secure-server ! ! access-list 1 permit 217.0.0.0 0.255.255.255 --More--   S5# RACK13AS>4 [Resuming connection 4 to r4 ... ] *M R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#rotuer ospf           uter ospf 1 R4(config-router)#tim R4(config-router)#timers ? pacing OSPF pacing timers throttle OSPF throttle timers R4(config-router)#timers pac R4(config-router)#timers pacing ? flood OSPF flood pacing timer lsa-group OSPF LSA group pacing timer retransmission OSPF retransmission pacing timer R4(config-router)#timers pacing flo ? <5-100> The minimum interval in msec to pace limit flooding on interface R4(config-router)#timers pacing flo            ls R4(config-router)#timers lsa R4(config-router)#timers lsa   pa R4(config-router)#timers pacing lsa R4(config-router)#timers pacing lsa-group ? <10-1800> Interval in sec between group of LSA being refreshed or maxaged R4(config-router)#timers pacing lsa-group 600 R4(config-router)#tim R4(config-router)#timers ? pacing OSPF pacing timers throttle OSPF throttle timers R4(config-router)#timers th R4(config-router)#timers throttle ? spf OSPF SPF throttle timers R4(config-router)#timers throttle sp R4(config-router)#timers throttle spf ? <1-600000> Delay between receiving a change to SPF calculation in milliseconds R4(config-router)#timers throttle spf 4000 ? <1-600000> Delay between first and second SPF calculation in milliseconds R4(config-router)#timers throttle spf 4000 20000 ? <1-600000> Maximum wait time in milliseconds for SPF calculations R4(config-router)#timers throttle spf 4000 20000 20000       R4# *Mar 1 22:10:26.594: %SYS-5-CONFIG_I: Configured from console by console R4#^x % Unknown command or computer name, or unable to find computer address R4# R4# R4#sh ip ospf Routing Process "ospf 1" with ID 4.4.4.4 Supports only single TOS(TOS0) routes Supports opaque LSA Supports Link-local Signaling (LLS) Initial SPF schedule delay 5000 msecs Minimum hold time between two consecutive SPFs 10000 msecs Maximum wait time between two consecutive SPFs 10000 msecs Minimum LSA interval 5 secs. Minimum LSA arrival 1 secs LSA group pacing timer 600 secs Interface flood pacing timer 33 msecs Retransmission pacing timer 66 msecs Number of external LSA 5. Checksum Sum 0x016B8E Number of opaque AS LSA 0. Checksum Sum 0x000000 Number of DCbitless external and opaque AS LSA 0 Number of DoNotAge external and opaque AS LSA 0 Number of areas in this router is 1. 1 normal 0 stub 0 nssa External flood list length 0 Area 51 Number of interfaces in this area is 2 (1 loopback) Area has no authentication SPF algorithm last executed 00:06:09.492 ago SPF algorithm executed 8 times Area ranges are --More--   R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#router ospf 1 R4(config-router)#tim R4(config-router)#timers th R4(config-router)#timers throttle ? spf OSPF SPF throttle timers R4(config-router)#timers throttle sp R4(config-router)#timers throttle spf 4000 20000 20000 ? R4(config-router)#timers throttle spf 4000 20000 20000 R4(config-router)#^Z R4#sh run *Mar 1 22:12:59.102: %SYS-5-CONFIG_I: Configured from console by console R4#sh run I | b rotuer    uter router ospf 1 router-id 4.4.4.4 log-adjacency-changes auto-cost reference-bandwidth 2000 timers throttle spf 4000 20000 20000 timers pacing lsa-group 600 network 17.80.1.2 0.0.0.0 area 51 network 200.1.0.1 0.0.0.0 area 51 ! no ip http server no ip http secure-server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous --More--   R4#confog  if   g t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#router ospf 1 R4(config-router)#i R4(config-router)#ignore ? lsa Do not complain upon receiving LSA of the specified type R4(config-router)#ignore ls R4(config-router)#ignore lsa ? mospf MOSPF Type 6 LSA R4(config-router)#ignore lsa > mo R4(config-router)#ignore lsa mospf ? R4(config-router)#ignore lsa mospf R4(config-router)#^Z R4# *Mar 1 22:14:41.310: %SYS-5-CONFIG_I: Configured from console by console R4#sh config tsh run | b router router ospf 1 router-id 4.4.4.4 ignore lsa mospf log-adjacency-changes auto-cost reference-bandwidth 2000 timers throttle spf 4000 20000 20000 timers pacing lsa-group 600 network 17.80.1.2 0.0.0.0 area 51 network 200.1.0.1 0.0.0.0 area 51 ! no ip http server no ip http secure-server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 --More--   R4# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Mar 1 22:03:10 R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#end   int lo 1 R2(config-if)#ip add 202.2.2.2 255.255.252.0 R2(config-if)#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/21] via 17.80.1.2, 00:10:21, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.2, 00:08:44, Serial1/2 [110/20] via 208.28.1.3, 00:08:44, Serial1/0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:08:45, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15645] via 180.40.7.2, 00:09:51, Serial1/2 --More--  O IA 208.28.1.64/28 [110/15647] via 180.40.7.2, 00:08:50, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/16920] via 208.28.1.1, 00:09:52, Serial1/0 O E2 200.1.0.0/16 [110/20] via 180.40.7.2, 00:08:45, Serial1/2 O E1 217.57.0.0/16 [110/15667] via 180.40.7.2, 00:08:45, Serial1/2 O E2 202.2.0.0/22 [110/20] via 208.28.1.3, 00:00:07, Serial1/0 [110/20] via 180.40.7.2, 00:00:07, Serial1/2 R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Ma R2#config tr ^ % Invalid input detected at '^' marker. R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router ospf 1 R2(config-router)#net 202.2.2.2 0.0.0.0 51 ^ % Invalid input detected at '^' marker. R2(config-router)#net 202.2.2.2 0.0.0.0 51  area 51 R2(config-router)#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/21] via 17.80.1.2, 00:11:14, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 180.40.7.2, 00:09:37, Serial1/2 [110/20] via 208.28.1.3, 00:09:37, Serial1/0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:09:38, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15645] via 180.40.7.2, 00:10:45, Serial1/2 --More--  O IA 208.28.1.64/28 [110/15647] via 180.40.7.2, 00:09:43, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/16920] via 208.28.1.1, 00:10:45, Serial1/0 O E2 200.1.0.0/16 [110/20] via 180.40.7.2, 00:09:38, Serial1/2 O E1 217.57.0.0/16 [110/15667] via 180.40.7.2, 00:09:38, Serial1/2 O E2 202.2.0.0/22 [110/20] via 208.28.1.3, 00:01:00, Serial1/0 [110/20] via 180.40.7.2, 00:01:00, Serial1/2 R3#clee  ea ip route * R3#clea ip route *sh ip route  Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/21] via 17.80.1.2, 00:00:01, FastEthernet0/0 202.2.2.0/32 is subnetted, 1 subnets O IA 202.2.2.2 [110/15626] via 180.40.7.2, 00:00:01, Serial1/2 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:00:01, Serial1/0 [110/20] via 180.40.7.2, 00:00:02, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:00:02, Serial1/0 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15645] via 180.40.7.2, 00:00:02, Serial1/2 O IA 208.28.1.64/28 [110/15647] via 180.40.7.2, 00:00:02, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/16920] via 208.28.1.1, 00:00:02, Serial1/0 O E2 200.1.0.0/16 [110/20] via 180.40.7.2, 00:00:02, Serial1/2 O E1 217.57.0.0/16 [110/15667] via 180.40.7.2, 00:00:02, Serial1/2 O E2 202.2.0.0/22 [110/20] via 208.28.1.3, 00:00:02, Serial1/0 [110/20] via 180.40.7.2, 00:00:02, Serial1/2 R3# RACK13AS>3 3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/21] via 17.80.1.2, 00:00:22, FastEthernet0/0 202.2.2.0/32 is subnetted, 1 subnets O IA 202.2.2.2 [110/15626] via 180.40.7.2, 00:00:22, Serial1/2 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:00:22, Serial1/0 [110/20] via 180.40.7.2, 00:00:23, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:00:23, Serial1/0 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15645] via 180.40.7.2, 00:00:23, Serial1/2 O IA 208.28.1.64/28 [110/15647] via 180.40.7.2, 00:00:23, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/16920] via 208.28.1.1, 00:00:23, Serial1/0 O E2 200.1.0.0/16 [110/20] via 180.40.7.2, 00:00:23, Serial1/2 O E1 217.57.0.0/16 [110/15667] via 180.40.7.2, 00:00:23, Serial1/2 O E2 202.2.0.0/22 [110/20] via 208.28.1.3, 00:00:23, Serial1/0 [110/20] via 180.40.7.2, 00:00:23, Serial1/2 R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Mar 1 22:0 R1#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets O IA 17.80.1.0 [110/1315] via 208.28.1.2, 00:00:45, Serial0/0.1 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 208.28.1.2, 00:00:45, Serial0/0.1 200.1.0.0/32 is subnetted, 1 subnets O IA 200.1.0.1 [110/1316] via 208.28.1.2, 00:00:45, Serial0/0.1 202.2.2.0/32 is subnetted, 1 subnets O 202.2.2.2 [110/203] via 208.28.1.65, 00:00:45, Ethernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:00:46, Serial0/0.1 [110/20] via 208.28.1.65, 00:00:46, Ethernet0/0 [110/20] via 180.40.7.65, 00:00:46, Serial0/0.2 11.0.0.0/24 is subnetted, 1 subnets --More--  C 11.11.11.0 is directly connected, Loopback0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O 208.28.1.128/27 [110/202] via 208.28.1.65, 00:00:46, Ethernet0/0 C 208.28.1.64/28 is directly connected, Ethernet0/0 C 208.28.1.0/29 is directly connected, Serial0/0.1 180.40.0.0/27 is subnetted, 2 subnets O 180.40.7.0 [110/16920] via 208.28.1.2, 00:11:57, Serial0/0.1 [110/16920] via 208.28.1.3, 00:11:57, Serial0/0.1 C 180.40.7.64 is directly connected, Serial0/0.2 O N2 200.1.0.0/16 [110/20] via 208.28.1.65, 00:00:46, Ethernet0/0 O N1 217.57.0.0/16 [110/220] via 208.28.1.65, 00:00:46, Ethernet0/0 O E2 202.2.0.0/22 [110/20] via 208.28.1.3, 00:00:46, Serial0/0.1 [110/20] via 208.28.1.65, 00:00:46, Ethernet0/0 [110/20] via 180.40.7.65, 00:00:46, Serial0/0.2 R1#clea ip rout * R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Mar R2#clea ip rout * R2#clea ip rout *  RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/21] via 17.80.1.2, 00:01:00, FastEthernet0/0 202.2.2.0/32 is subnetted, 1 subnets O IA 202.2.2.2 [110/15626] via 180.40.7.2, 00:01:00, Serial1/2 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:01:00, Serial1/0 [110/20] via 180.40.7.2, 00:01:01, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:01:01, Serial1/0 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15645] via 180.40.7.2, 00:01:01, Serial1/2 O IA 208.28.1.64/28 [110/15647] via 180.40.7.2, 00:01:01, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/16920] via 208.28.1.1, 00:01:01, Serial1/0 O E2 200.1.0.0/16 [110/20] via 180.40.7.2, 00:00:05, Serial1/2 O E1 217.57.0.0/16 [110/15667] via 180.40.7.2, 00:00:05, Serial1/2 R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config Configuring from terminal, memory, or network [terminal]? Enter configuration commands, one per line. End with CNTL/Z. R2(config)#int lo 1 R2(config-if)#ip osp R2(config-if)#ip ospf ? authentication Enable authentication authentication-key Authentication password (key) cost Interface cost database-filter Filter OSPF LSA during synchronization and flooding dead-interval Interval after which a neighbor is declared dead demand-circuit OSPF demand circuit flood-reduction OSPF Flood Reduction hello-interval Time between HELLO packets message-digest-key Message digest authentication password (key) mtu-ignore Ignores the MTU in DBD packets network Network type priority Router priority resync-timeout Interval after which adjacency is reset if oob-resync is not started retransmit-interval Time between retransmitting lost link state advertisements transmit-delay Link state transmit delay R2(config-if)#ip ospf         do sh ip ospf int lo 1 Loopback1 is up, line protocol is up Internet Address 202.2.2.2/22, Area 51 Process ID 1, Router ID 2.2.2.2, Network Type LOOPBACK, Cost: 1 Loopback interface is treated as a stub Host R2(config-if)# R2(config-if)# R2(config-if)#do sh ip ospf int lo 1                      ip ospf net ? broadcast Specify OSPF broadcast multi-access network non-broadcast Specify OSPF NBMA network point-to-multipoint Specify OSPF point-to-multipoint network point-to-point Specify OSPF point-to-point network R2(config-if)#ip ospf net b R2(config-if)#ip ospf net broadcast OSPF: Invalid type for interface R2(config-if)#ip ospf net broadcast            n  no R2(config-if)#ip ospf net non-broadcast OSPF: Invalid type for interface R2(config-if)#ip ospf net non-broadcast               po R2(config-if)#ip ospf net point-to-m R2(config-if)#ip ospf net point-to-multipoint OSPF: Invalid type for interface R2(config-if)#ip ospf net point-to-multipoint              R2(config-if)#ip ospf net point-to-p R2(config-if)#ip ospf net point-to-point R2(config-if)#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/21] via 17.80.1.2, 00:02:24, FastEthernet0/0 202.2.2.0/32 is subnetted, 1 subnets O IA 202.2.2.2 [110/15626] via 180.40.7.2, 00:02:24, Serial1/2 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:02:24, Serial1/0 [110/20] via 180.40.7.2, 00:02:25, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:02:25, Serial1/0 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15645] via 180.40.7.2, 00:02:26, Serial1/2 O IA 208.28.1.64/28 [110/15647] via 180.40.7.2, 00:02:26, Serial1/2 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/27 is subnetted, 2 subnets C 180.40.7.0 is directly connected, Serial1/2 O 180.40.7.64 [110/16920] via 208.28.1.1, 00:02:26, Serial1/0 O E2 200.1.0.0/16 [110/20] via 180.40.7.2, 00:01:29, Serial1/2 O E1 217.57.0.0/16 [110/15667] via 180.40.7.2, 00:01:29, Serial1/2 O IA 202.2.0.0/22 [110/15626] via 180.40.7.2, 00:00:01, Serial1/2 R3#^x2    RACK13AS>2 [Resuming connection 2 to r2 ... ] *Ma R2#sh run int o   lo1 Building configuration... Current configuration : 95 bytes ! interface Loopback1 ip address 202.2.2.2 255.255.252.0 ip ospf network point-to-point end R2# R2#sh run | b router router ospf 1 router-id 2.2.2.2 log-adjacency-changes auto-cost reference-bandwidth 2000 area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 redistribute connected subnets tag 2 network 180.40.7.2 0.0.0.0 area 200 network 180.40.7.65 0.0.0.0 area 0 network 202.2.2.2 0.0.0.0 area 51 network 208.28.1.3 0.0.0.0 area 200 network 208.28.1.129 0.0.0.0 area 51 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! --More--   R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#route  r ospf 1 R2(config-router)#area 0 auth R2(config-router)#area 0 authentication ? message-digest Use message-digest authentication R2(config-router)#area 0 authentication me R2(config-router)#area 0 authentication message-digest ? R2(config-router)#area 0 authentication message-digest R2(config-router)# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#confi gt ^ % Invalid input detected at '^' marker. R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#rout  er ospf 1 R1(config-router)#area 0 authe R1(config-router)#area 0 authentication m R1(config-router)#area 0 authentication message-digest R1(config-router)#int s 0/90  0.2 R1(config-subif)#ip oa sp R1(config-subif)#ip ospf ? authentication Enable authentication authentication-key Authentication password (key) cost Interface cost database-filter Filter OSPF LSA during synchronization and flooding dead-interval Interval after which a neighbor is declared dead demand-circuit OSPF demand circuit flood-reduction OSPF Flood Reduction hello-interval Time between HELLO packets message-digest-key Message digest authentication password (key) mtu-ignore Ignores the MTU in DBD packets network Network type priority Router priority resync-timeout Interval after which adjacency is reset if oob-resync is not started retransmit-interval Time between retransmitting lost link state advertisements transmit-delay Link state transmit delay R1(config-subif)#ip ospf me R1(config-subif)#ip ospf message-digest-key ? <1-255> Key ID R1(config-subif)#ip ospf message-digest-key 1 ? md5 Use MD5 algorithm R1(config-subif)#ip ospf message-digest-key 1 m R1(config-subif)#ip ospf message-digest-key 1 md5 ? <0-7> Encryption type (0 for not yet encrypted, 7 for proprietary) LINE The OSPF password (key) (maximum 16 characters) R1(config-subif)#ip ospf message-digest-key 1 md5 cisco R1(config-subif)# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2(config-router)#int s 1/0.2 R2(config-subif)#ip ospf message-digest-key 1 md5 cisco R2(config-subif)#^Z R2# *Mar 1 22:19:47.857: %SYS-5-CONFIG_I: Configured from console by console R2#sh ip ospf inyt    t s 1/0.2 Serial1/0.2 is up, line protocol is up Internet Address 180.40.7.65/27, Area 0 Process ID 1, Router ID 2.2.2.2, Network Type POINT_TO_POINT, Cost: 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:00 Index 1/2, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 5 Last flood scan time is 4 msec, maximum is 4 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor 11.11.11.11 Suppress hello for 0 neighbor(s) Message digest authentication enabled Youngest key id is 1 R2# R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip ospf vi R3#sh ip ospf virtual-links Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:03 Adjacency State FULL (Hello suppressed) Index 1/1, retransmission queue length 0, number of retransmission 1 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 0 msec, maximum is 0 msec Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/2, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:03 Adjacency State FULL (Hello suppressed) Index 2/6, retransmission queue length 0, number of retransmission 2 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 --More--   R3# R3# R3#^x4 % Unknown command or computer name, or unable to find computer address R3# R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 17.80.1.1, 00:03:09, FastEthernet0/0 C 200.1.0.0/24 is directly connected, Loopback0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 17.80.1.1, 00:03:09, FastEthernet0/0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 17.80.1.1, 00:03:09, FastEthernet0/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15665] via 17.80.1.1, 00:16:32, FastEthernet0/0 O IA 208.28.1.64/28 [110/15667] via 17.80.1.1, 00:15:31, FastEthernet0/0 O IA 208.28.1.0/29 [110/15645] via 17.80.1.1, 00:17:03, FastEthernet0/0 --More--   180.40.0.0/27 is subnetted, 2 subnets O IA 180.40.7.0 [110/15645] via 17.80.1.1, 00:17:03, FastEthernet0/0 O IA 180.40.7.64 [110/16940] via 17.80.1.1, 00:16:33, FastEthernet0/0 O E2 200.1.0.0/16 [110/20] via 17.80.1.1, 00:03:11, FastEthernet0/0 O E1 217.57.0.0/16 [110/15687] via 17.80.1.1, 00:03:11, FastEthernet0/0 O IA 202.2.0.0/22 [110/15646] via 17.80.1.1, 00:03:15, FastEthernet0/0 R4# R4# R4# R4# R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip ospf vitr ^ % Invalid input detected at '^' marker. R3#sh ip ospf vitr^x4 sh ip ospf vitrr  Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:02 Adjacency State FULL (Hello suppressed) Index 1/1, retransmission queue length 0, number of retransmission 1 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 0 msec, maximum is 0 msec Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/2, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:02 Adjacency State FULL (Hello suppressed) Index 2/6, retransmission queue length 0, number of retransmission 2 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 --More--   Last retransmission scan time is 0 msec, maximum is 0 msec R3#sh ip ospf vir Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:09 Adjacency State FULL (Hello suppressed) Index 1/1, retransmission queue length 0, number of retransmission 1 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 0 msec, maximum is 0 msec Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/2, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:09 Adjacency State FULL (Hello suppressed) Index 2/6, retransmission queue length 0, number of retransmission 2 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 --More--   R3#[A % Unknown command or computer name, or unable to find computer address R3# R3# R3# R3#clea ip ospf pro R3#clea ip ospf process Reset ALL OSPF processes? [no]: y R3# *Mar 1 22:21:42.789: %OSPF-5-ADJCHG: Process 1, Nbr 11.11.11.11 on OSPF_VL2 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 22:21:42.789: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on OSPF_VL1 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 22:21:42.829: %OSPF-5-ADJCHG: Process 1, Nbr 4.4.4.4 on FastEthernet0/0 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 22:21:42.869: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Serial1/2 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 22:21:42.869: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Serial1/0 from 2WAY to DOWN, Neighbor Down: Interface down or detached R3# *Mar 1 22:21:42.869: %OSPF-5-ADJCHG: Process 1, Nbr 11.11.11.11 on Serial1/0 from 2WAY to DOWN, Neighbor Down: Interface down or detached *Mar 1 22:21:43.807: %OSPF-5-ADJCHG: Process 1, Nbr 4.4.4.4 on FastEthernet0/0 from LOADING to FULL, Loading Done R3# *Mar 1 22:21:49.572: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Serial1/2 from LOADING to FULL, Loading Done R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:36 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:37 180.40.7.2 Serial1/2 11.11.11.11 0 2WAY/DROTHER 00:01:56 208.28.1.1 Serial1/0 R3# R3# R3# R3# R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:36 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:32 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:58 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:32 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:37 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:58 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:30 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:36 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh log Syslog logging: enabled (9 messages dropped, 2 messages rate-limited, 0 flushes, 0 overruns, xml disabled) Console logging: level debugging, 73 messages logged, xml disabled Monitor logging: level debugging, 0 messages logged, xml disabled Buffer logging: disabled, xml disabled Logging Exception size (4096 bytes) Count and timestamp logging messages: disabled Trap logging: level informational, 79 message lines logged R3#sh run|    | b ospf router ospf 1 router-id 3.3.3.3 log-adjacency-changes auto-cost reference-bandwidth 2000 area 200 virtual-link 11.11.11.11 area 200 virtual-link 2.2.2.2 redistribute connected subnets tag 3 network 17.80.1.1 0.0.0.0 area 51 network 180.40.7.3 0.0.0.0 area 200 network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! ! ! --More--   R3#sh run | b ospf sh run | b ospflog ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:34 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:30 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:56 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:32 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:38 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:31 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:36 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:57 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:30 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:35 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:56 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:34 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:39 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:58 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:32 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:37 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:58 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:30 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:36 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:39 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:35 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:58 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:39 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:34 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:38 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:34 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:38 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:34 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:58 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:38 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:33 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:58 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:37 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:33 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:58 208.28.1.1 Serial1/0 R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:37 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:33 180.40.7.2 Serial1/2 2.2.2.2 0 2WAY/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 2WAY/DROTHER 00:01:57 208.28.1.1 Serial1/0 R3#deb ip osp *Mar 1 22:23:43.375: %OSPF-5-ADJCHG: Process 1, Nbr 11.11.11.11 on Serial1/0 from LOADING to FULL, Loading Done R3#deb ip ospf             sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:34 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:39 180.40.7.2 Serial1/2 2.2.2.2 0 FULL/DROTHER 00:01:59 208.28.1.3 Serial1/0 11.11.11.11 0 FULL/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3# *Mar 1 22:23:48.303: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Serial1/0 from LOADING to FULL, Loading Done R3#sh ip osp nei Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:38 17.80.1.2 FastEthernet0/0 2.2.2.2 0 FULL/ - 00:00:37 180.40.7.2 Serial1/2 2.2.2.2 0 FULL/DROTHER 00:01:56 208.28.1.3 Serial1/0 11.11.11.11 0 FULL/DROTHER 00:01:58 208.28.1.1 Serial1/0 R3#sh ip ospf vir Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:00 Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/2, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:00 R3# R3# R3# R3# R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] * R4#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 17.80.1.1, 00:00:36, FastEthernet0/0 C 200.1.0.0/24 is directly connected, Loopback0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 17.80.1.1, 00:00:36, FastEthernet0/0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 17.80.1.1, 00:00:36, FastEthernet0/0 208.28.1.0/29 is subnetted, 1 subnets O IA 208.28.1.0 [110/15645] via 17.80.1.1, 00:00:35, FastEthernet0/0 180.40.0.0/27 is subnetted, 1 subnets O IA 180.40.7.0 [110/15645] via 17.80.1.1, 00:02:22, FastEthernet0/0 R4# sh ip ospf data OSPF Router with ID (4.4.4.4) (Process ID 1) Router Link States (Area 51) Link ID ADV Router Age Seq# Checksum Link count 3.3.3.3 3.3.3.3 157 0x8000000B 0x00052E 1 4.4.4.4 4.4.4.4 165 0x80000009 0x002132 2 Net Link States (Area 51) Link ID ADV Router Age Seq# Checksum 17.80.1.2 4.4.4.4 165 0x80000005 0x007D28 Summary Net Link States (Area 51) Link ID ADV Router Age Seq# Checksum 180.40.7.0 3.3.3.3 157 0x80000001 0x00998C 208.28.1.0 3.3.3.3 41 0x80000003 0x008B76 Summary ASB Link States (Area 51) Link ID ADV Router Age Seq# Checksum --More--  2.2.2.2 3.3.3.3 157 0x80000001 0x00469B 11.11.11.11 3.3.3.3 48 0x80000001 0x00A617 Type-5 AS External Link States Link ID ADV Router Age Seq# Checksum Tag 11.11.11.0 11.11.11.11 691 0x80000002 0x001F32 1 22.22.22.0 2.2.2.2 1229 0x80000005 0x00ACA3 2 33.33.33.0 3.3.3.3 167 0x80000006 0x001118 3 200.1.0.0 11.11.11.11 528 0x80000002 0x004535 0 217.57.0.0 11.11.11.11 528 0x80000002 0x004170 0 R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip ospf vir Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:05 Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:05 R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router ospf 1 R3(config-router)#area 0 aut R3(config-router)#area 0 authentication m R3(config-router)#area 0 authentication message-digest R3(config-router)# *Mar 1 22:25:48.728: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on OSPF_VL1 from LOADING to FULL, Loading Done *Mar 1 22:25:49.005: %OSPF-5-ADJCHG: Process 1, Nbr 11.11.11.11 on OSPF_VL2 from LOADING to FULL, Loading Done R3(config-router)#^Z R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4# sh ip ospf data OSPF Router with ID (4.4.4.4) (Process ID 1) Router Link States (Area 51) Link ID ADV Router Age Seq# Checksum Link count 3.3.3.3 3.3.3.3 247 0x8000000B 0x00052E 1 4.4.4.4 4.4.4.4 256 0x80000009 0x002132 2 Net Link States (Area 51) Link ID ADV Router Age Seq# Checksum 17.80.1.2 4.4.4.4 256 0x80000005 0x007D28 Summary Net Link States (Area 51) Link ID ADV Router Age Seq# Checksum 180.40.7.0 3.3.3.3 248 0x80000001 0x00998C 180.40.7.64 3.3.3.3 2 0x80000001 0x00DAF6 202.2.0.0 3.3.3.3 2 0x80000001 0x0047D8 208.28.1.0 3.3.3.3 132 0x80000003 0x008B76 208.28.1.64 3.3.3.3 2 0x80000001 0x00B9FB 208.28.1.128 3.3.3.3 2 0x80000001 0x00C2C4 --More--   Summary ASB Link States (Area 51) Link ID ADV Router Age Seq# Checksum 1.1.1.1 3.3.3.3 2 0x80000001 0x00885B 2.2.2.2 3.3.3.3 249 0x80000001 0x00469B 11.11.11.11 3.3.3.3 139 0x80000001 0x00A617 Type-5 AS External Link States Link ID ADV Router Age Seq# Checksum Tag 11.11.11.0 11.11.11.11 782 0x80000002 0x001F32 1 22.22.22.0 2.2.2.2 1320 0x80000005 0x00ACA3 2 33.33.33.0 3.3.3.3 258 0x80000006 0x001118 3 200.1.0.0 11.11.11.11 619 0x80000002 0x004535 0 217.57.0.0 11.11.11.11 619 0x80000002 0x004170 0 R4#q sh ip ospf datash ip route  Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets O E2 33.33.33.0 [110/20] via 17.80.1.1, 00:00:01, FastEthernet0/0 C 200.1.0.0/24 is directly connected, Loopback0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 17.80.1.1, 00:00:01, FastEthernet0/0 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 17.80.1.1, 00:00:01, FastEthernet0/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15665] via 17.80.1.1, 00:00:07, FastEthernet0/0 O IA 208.28.1.64/28 [110/15667] via 17.80.1.1, 00:00:07, FastEthernet0/0 O IA 208.28.1.0/29 [110/15645] via 17.80.1.1, 00:02:16, FastEthernet0/0 --More--   180.40.0.0/27 is subnetted, 2 subnets O IA 180.40.7.0 [110/15645] via 17.80.1.1, 00:04:04, FastEthernet0/0 O IA 180.40.7.64 [110/16940] via 17.80.1.1, 00:00:07, FastEthernet0/0 O E2 200.1.0.0/16 [110/20] via 17.80.1.1, 00:00:03, FastEthernet0/0 O E1 217.57.0.0/16 [110/15687] via 17.80.1.1, 00:00:03, FastEthernet0/0 O IA 202.2.0.0/22 [110/15646] via 17.80.1.1, 00:00:07, FastEthernet0/0 R4#   RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar 1 R3#config tsh ip ospf vir nei f vir Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:07 Adjacency State FULL (Hello suppressed) Index 2/6, retransmission queue length 0, number of retransmission 1 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 0 msec, maximum is 0 msec Message digest authentication enabled No key configured, using default key id 0 Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:07 Adjacency State FULL (Hello suppressed) Index 1/5, retransmission queue length 0, number of retransmission 1 --More--   First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 4 msec, maximum is 4 msec Message digest authentication enabled No key configured, using default key id 0 R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router ospf 1 R3(config-router)#area 200 vir R3(config-router)#area 200 virtual-link 11.11.11.11  ? authentication Set authentication type authentication-key Set authentication key dead-interval Dead router detection time hello-interval Hello packet interval message-digest-key Set message digest key retransmit-interval LSA retransmit interval transmit-delay LSA transmission delay R3(config-router)#area 200 virtual-link 11.11.11.1 m R3(config-router)#area 200 virtual-link 11.11.11.1 message-digest-key cisco ^ % Invalid input detected at '^' marker. R3(config-router)#area 200 virtual-link 11.11.11.1 message-digest-key cisco     m R3(config-router)#area 200 virtual-link 11.11.11.1 message-digest-key m ? <1-255> Key ID R3(config-router)#area 200 virtual-link 11.11.11.1 message-digest-key 1 ? md5 Use MD5 algorithm R3(config-router)#area 200 virtual-link 11.11.11.1 message-digest-key 1 m R3(config-router)#area 200 virtual-link 11.11.11.1 message-digest-key 1 md5 c$rtual-link 11.11.11.1 message-digest-key 1 md5 ci sco R3(config-router)#area 200 vir R3(config-router)#area 200 virtual-link 2.12.2 2    2.2.2 me R3(config-router)#area 200 virtual-link 2.2.2.2 message-digest-key 1 R3(config-router)#area 200 virtual-link 2.2.2.2 message-digest-key 1 m R3(config-router)#area 200 virtual-link 2.2.2.2 message-digest-key 1 md5 cisc$rtual-link 2.2.2.2 message-digest-key 1 md5 cisco  R3(config-router)#^Z R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] * R1(config-subif)#router ospf 1 R1(config-router)#area 200 vir 3.3.3.3 me R1(config-router)#area 200 vir 3.3.3.3 message-digest-key 1 m R1(config-router)#area 200 vir 3.3.3.3 message-digest-key 1 md5 cisco R1(config-router)#^Z R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Ma R2#confi gt ^ % Invalid input detected at '^' marker. R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router so  ospf 1 R2(config-router)#area 200 vir me R2(config-router)#area 200 vir me    3.3.3.3 m R2(config-router)#area 200 vir 3.3.3.3 message-digest-key 1 m R2(config-router)#area 200 vir 3.3.3.3 message-digest-key 1 md5 cisco R2(config-router)#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar R3#config tsh ip ospf vir Virtual Link OSPF_VL3 to router 11.11.11.1 is down Run as demand circuit DoNotAge LSA allowed. Transit area 200, Cost of using 65535 Transmit Delay is 1 sec, State DOWN, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:09 Adjacency State FULL (Hello suppressed) Index 2/6, retransmission queue length 0, number of retransmission 1 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 0 msec, maximum is 0 msec Message digest authentication enabled No key configured, using default key id 0 Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. --More--   Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:06 Adjacency State FULL (Hello suppressed) Index 1/5, retransmission queue length 0, number of retransmission 1 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 4 msec, maximum is 4 msec Message digest authentication enabled Youngest key id is 1 R3# R3# R3# R3#do sh run | rouetr     terdo sh run | router  sh run | router  ^ % Invalid input detected at '^' marker. R3# sh run | router brouter router router ospf 1 router-id 3.3.3.3 log-adjacency-changes auto-cost reference-bandwidth 2000 area 0 authentication message-digest area 200 virtual-link 11.11.11.1 message-digest-key 1 md5 cisco area 200 virtual-link 11.11.11.11 area 200 virtual-link 2.2.2.2 message-digest-key 1 md5 cisco redistribute connected subnets tag 3 network 17.80.1.1 0.0.0.0 area 51 network 180.40.7.3 0.0.0.0 area 200 network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! --More--   R3#[A sh run | b router[A   config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#rouetwr      ter ospf 1 R3(config-router)#area 200 vir 11.11.11.11 me R3(config-router)#area 200 vir 11.11.11.11 message-digest-key 1 m R3(config-router)#area 200 vir 11.11.11.11 message-digest-key 1 md5 cisco R3(config-router)#no area 200 virtual-link 11.11.11.1 message-digest-key 1 m$0 virtual-link 11.11.11.1 message-digest-key 1 md 5 cisco no area 200 virtual-link 11.11.11.1 message-digest-key 1 md5 cisco ^ % Invalid input detected at '^' marker. R3(config-router)# area 200 virtual-link 11.11.11.1 message-digest-key 1 md5 $irtual-link 11.11.11.1 message-digest-key 1 md5 c isco OSPF: Key 1 already exists R3(config-router)#do sh reun     un | b router router ospf 1 router-id 3.3.3.3 log-adjacency-changes auto-cost reference-bandwidth 2000 area 0 authentication message-digest area 200 virtual-link 11.11.11.1 message-digest-key 1 md5 cisco area 200 virtual-link 11.11.11.11 message-digest-key 1 md5 cisco area 200 virtual-link 2.2.2.2 message-digest-key 1 md5 cisco redistribute connected subnets tag 3 network 17.80.1.1 0.0.0.0 area 51 network 180.40.7.3 0.0.0.0 area 200 network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! --More--   R3(config-router)#no area 200 virtual-link 11.11.11.1 R3(config-router)#^Z R3#config t sh run | b router *Mar 1 22:30:11.082: %SYS-5-CONFIG_I: Configured from console by console R3# sh run | b routerrouter sh ip ospf vir  sh run | routerb routerconfig t  config t sh run | b router router ospf 1 router-id 3.3.3.3 log-adjacency-changes auto-cost reference-bandwidth 2000 area 0 authentication message-digest area 200 virtual-link 11.11.11.11 message-digest-key 1 md5 cisco area 200 virtual-link 2.2.2.2 message-digest-key 1 md5 cisco redistribute connected subnets tag 3 network 17.80.1.1 0.0.0.0 area 51 network 180.40.7.3 0.0.0.0 area 200 network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! ! --More--   R3# sh run | b routerconfig t  sh run | b routerrouter sh ip ospf vir  Virtual Link OSPF_VL2 to router 11.11.11.11 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:04 Adjacency State FULL (Hello suppressed) Index 2/6, retransmission queue length 0, number of retransmission 1 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 0 msec, maximum is 0 msec Message digest authentication enabled Youngest key id is 1 Virtual Link OSPF_VL1 to router 2.2.2.2 is up Run as demand circuit DoNotAge LSA allowed. Transit area 200, via interface Serial1/0, Cost of using 15625 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:04 Adjacency State FULL (Hello suppressed) Index 1/5, retransmission queue length 0, number of retransmission 1 --More--   R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Ma R1#sh run  | b 0/0.1 interface Serial0/0.1 point-to-point ip address 208.28.1.1 255.255.255.248 ip ospf network broadcast ip ospf hello-interval 30 ip ospf priority 0 frame-relay interface-dlci 103 ! interface Serial0/0.2 point-to-point ip address 180.40.7.66 255.255.255.224 ip ospf message-digest-key 1 md5 cisco frame-relay interface-dlci 102 ! interface Ethernet0/1 no ip address shutdown half-duplex ! interface Serial0/1 no ip address shutdown ! router ospf 1 router-id 11.11.11.11 --More--   R1#sh run | b 0/0.1 2 interface Serial0/0.2 point-to-point ip address 180.40.7.66 255.255.255.224 ip ospf message-digest-key 1 md5 cisco frame-relay interface-dlci 102 ! interface Ethernet0/1 no ip address shutdown half-duplex ! interface Serial0/1 no ip address shutdown ! router ospf 1 router-id 11.11.11.11 log-adjacency-changes auto-cost reference-bandwidth 2000 area 0 authentication message-digest area 51 nssa no-redistribution no-summary area 51 default-cost 2 area 200 virtual-link 3.3.3.3 message-digest-key 1 md5 cisco redistribute connected subnets tag 1 --More--   network 180.40.7.66 0.0.0.0 area 0 network 208.28.1.1 0.0.0.0 area 200 network 208.28.1.66 0.0.0.0 area 51 ! no ip http server ip classless ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 ! ! end R1# R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] * R2#sh run | b 1/0.l2  2 interface Serial1/0.2 multipoint ip address 180.40.7.65 255.255.255.224 ip ospf message-digest-key 1 md5 cisco ip ospf network point-to-point frame-relay interface-dlci 201 ! interface Serial1/1 no ip address shutdown ! interface Serial1/2 ip address 180.40.7.2 255.255.255.224 clock rate 64000 ! interface Serial1/3 no ip address shutdown ! interface Serial1/4 no ip address shutdown ! interface Serial1/5 --More--   no ip address shutdown ! interface Serial1/6 no ip address shutdown ! interface Serial1/7 no ip address shutdown ! router ospf 1 router-id 2.2.2.2 log-adjacency-changes auto-cost reference-bandwidth 2000 area 0 authentication message-digest area 51 nssa no-redistribution no-summary area 200 virtual-link 3.3.3.3 message-digest-key 1 md5 cisco redistribute connected subnets tag 2 network 180.40.7.2 0.0.0.0 area 200 network 180.40.7.65 0.0.0.0 area 0 network 202.2.2.2 0.0.0.0 area 51 network 208.28.1.3 0.0.0.0 area 200 --More--   network 208.28.1.129 0.0.0.0 area 51 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 ! ! --More--   R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh run | b router router ospf 1 router-id 3.3.3.3 log-adjacency-changes auto-cost reference-bandwidth 2000 area 0 authentication message-digest area 200 virtual-link 11.11.11.11 message-digest-key 1 md5 cisco area 200 virtual-link 2.2.2.2 message-digest-key 1 md5 cisco redistribute connected subnets tag 3 network 17.80.1.1 0.0.0.0 area 51 network 180.40.7.3 0.0.0.0 area 200 network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! ! --More--   R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#int s 1/2 R3(config-if)#ip ospf ne R3(config-if)#ip ospf network p R3(config-if)#ip ospf network point-to-m R3(config-if)#ip ospf network point-to-multipoint R3(config-if)# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#int s 1/2 R2(config-if)#ip ospf net po R2(config-if)#ip ospf net point-to-m R2(config-if)#ip ospf net point-to-multipoint R2(config-if)#^Z R2# *Mar 1 22:32:42.490: %OSPF-5-ADJCHG: Process 1, Nbr 3.3.3.3 on Serial1/2 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 22:32:42.943: %SYS-5-CONFIG_I: Configured from console by console R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar R3(config-if)#^Z R3# *Mar 1 22:32:48.452: %SYS-5-CONFIG_I: Configured from console by console R3# R3# R3# R3#hs  sh ip ospf nei Neighbor ID Pri State Dead Time Address Interface 11.11.11.11 0 FULL/ - - 208.28.1.1 OSPF_VL2 2.2.2.2 0 FULL/ - - 208.28.1.3 OSPF_VL1 4.4.4.4 1 FULL/DR 00:00:37 17.80.1.2 FastEthernet0/0 2.2.2.2 0 INIT/ - 00:01:47 180.40.7.2 Serial1/2 2.2.2.2 0 FULL/DROTHER 00:01:55 208.28.1.3 Serial1/0 11.11.11.11 0 FULL/DROTHER 00:01:59 208.28.1.1 Serial1/0 R3# *Mar 1 22:33:03.665: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Serial1/2 from LOADING to FULL, Loading Done R3#sh ip ospf nei sh iop    p route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/21] via 17.80.1.2, 00:11:07, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:00:01, Serial1/0 [110/20] via 180.40.7.2, 00:00:01, Serial1/2 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:00:02, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks O IA 208.28.1.128/27 [110/15645] via 208.28.1.3, 00:00:02, Serial1/0 --More--  O IA 208.28.1.64/28 [110/15647] via 208.28.1.3, 00:00:05, Serial1/0 C 208.28.1.0/29 is directly connected, Serial1/0 180.40.0.0/16 is variably subnetted, 3 subnets, 2 masks O 180.40.7.2/32 [110/15625] via 208.28.1.3, 00:00:05, Serial1/0 [110/15625] via 180.40.7.2, 00:00:05, Serial1/2 C 180.40.7.0/27 is directly connected, Serial1/2 O 180.40.7.64/27 [110/16920] via 208.28.1.1, 00:00:36, Serial1/0 O E2 200.1.0.0/16 [110/20] via 208.28.1.3, 00:00:05, Serial1/0 O E1 217.57.0.0/16 [110/15667] via 208.28.1.3, 00:00:05, Serial1/0 O IA 202.2.0.0/22 [110/15626] via 208.28.1.3, 00:00:05, Serial1/0 R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#itn s1/22~ ^ % Invalid input detected at '^' marker. R3(config)#itn s1/22~   ^ % Invalid input detected at '^' marker. R3(config)#int s 1/2 R3(config-if)#band 64 R3(config-if)#^Z R3#config tsh ip route *Mar 1 22:34:12.310: %SYS-5-CONFIG_I: Configured from console by console R3#sh ip route Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 17.0.0.0/24 is subnetted, 1 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 33.0.0.0/24 is subnetted, 1 subnets C 33.33.33.0 is directly connected, Loopback0 200.1.0.0/32 is subnetted, 1 subnets O 200.1.0.1 [110/21] via 17.80.1.2, 00:12:10, FastEthernet0/0 22.0.0.0/24 is subnetted, 1 subnets O E2 22.22.22.0 [110/20] via 208.28.1.3, 00:00:54, Serial1/0 [110/20] via 180.40.7.2, 00:00:54, Serial1/2 [110/20] via 180.40.7.2, 00:00:54 11.0.0.0/24 is subnetted, 1 subnets O E2 11.11.11.0 [110/20] via 208.28.1.1, 00:00:55, Serial1/0 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks --More--  O IA 208.28.1.128/27 [110/15645] via 180.40.7.2, 00:00:57 --More--  O IA 208.28.1.64/28 [110/15647] via 180.40.7.2, 00:00:57 --More--  C 208.28.1.0/29 is directly connected, Serial1/0 --More--   180.40.0.0/16 is variably subnetted, 3 subnets, 2 masks --More--  O 180.40.7.2/32 [110/15625] via 208.28.1.3, 00:00:00, Serial1/0 --More--  C 180.40.7.0/27 is directly connected, Serial1/2 --More--  O 180.40.7.64/27 [110/16920] via 208.28.1.1, 00:00:58, Serial1/0 --More--  O E2 200.1.0.0/16 [110/20] via 180.40.7.2, 00:00:00 --More--  O E1 217.57.0.0/16 [110/15667] via 180.40.7.2, 00:00:00 --More--  O IA 202.2.0.0/22 [110/15626] via 180.40.7.2, 00:00:01 R3# R3# R3# R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#int s 1/2 R3(config-if)#ip com R3(config-if)#ip com? % Unrecognized command R3(config-if)#ip com   tcp ? adjust-mss Adjust the mss of transit packets compression-connections Maximum number of compressed connections header-compression Enable TCP header compression R3(config-if)#ip tcp he R3(config-if)#ip tcp header-compression ^Z R3#wr Building configuration... *Mar 1 22:40:07.404: %SYS-5-CONFIG_I: Configured from console by console[OK] R3#confi t Enter configuration commands, one per line. End with CNTL/Z. R3(config)# R3(config)#int s 1/2 R3(config-if)#ip tcp he R3(config-if)#ip tcp header-compression ? passive Compress only for destinations which send compressed headers R3(config-if)#ip tcp header-compression R3(config-if)#ip tcp header-compression                           do sh run Building configuration... Current configuration : 1865 bytes ! version 12.3 service timestamps debug datetime msec service timestamps log datetime msec no service password-encryption ! hostname R3 ! boot-start-marker boot-end-marker ! ! no network-clock-participate slot 1 no network-clock-participate wic 0 no aaa new-model ip subnet-zero ! ! ! ip cef no ip domain lookup --More--  ip audit po max-events 100 ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! interface Loopback0 ip address 33.33.33.3 255.255.255.0 --More--  ! interface FastEthernet0/0 ip address 17.80.1.1 255.255.255.0 duplex auto speed auto ! interface BRI0/0 no ip address shutdown ! interface FastEthernet0/1 no ip address shutdown duplex auto speed auto ! interface Serial1/0 ip address 208.28.1.2 255.255.255.248 encapsulation frame-relay ip split-horizon frame-relay map ip 208.28.1.1 301 broadcast frame-relay map ip 208.28.1.3 302 broadcast no frame-relay inverse-arp --More--  ! interface Serial1/1 no ip address shutdown ! interface Serial1/2 bandwidth 64 ip address 180.40.7.3 255.255.255.224 ip tcp header-compression ip ospf network point-to-multipoint ! interface Serial1/3 no ip address shutdown ! interface Serial1/4 no ip address shutdown ! interface Serial1/5 no ip address shutdown ! --More--  interface Serial1/6 no ip address shutdown ! interface Serial1/7 no ip address shutdown ! router ospf 1 router-id 3.3.3.3 log-adjacency-changes auto-cost reference-bandwidth 2000 area 0 authentication message-digest area 200 virtual-link 11.11.11.11 message-digest-key 1 md5 cisco area 200 virtual-link 2.2.2.2 message-digest-key 1 md5 cisco redistribute connected subnets tag 3 network 17.80.1.1 0.0.0.0 area 51 network 180.40.7.3 0.0.0.0 area 200 network 208.28.1.2 0.0.0.0 area 200 ! ip classless ! no ip http server --More--  no ip http secure-server ! ! ! ! ! ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 ! ! end R3(config-if)# R3# *Mar 1 22:41:04.401: %SYS-5-CONFIG_I: Configured from console by console R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#int s 1/3 R3(config-if)#int s 1/3 2 R3(config-if)#ip tcp ? adjust-mss Adjust the mss of transit packets compression-connections Maximum number of compressed connections header-compression Enable TCP header compression R3(config-if)#ip tcp com R3(config-if)#ip tcp compression-connections ? <3-256> Number of connections R3(config-if)#ip tcp compression-connections 20 R3(config-if)#^Z R3# *Mar 1 22:41:53.542: %SYS-5-CONFIG_I: Configured from console by console R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#int s 1/2 R3(config-if)#no band R3(config-if)#^Z R3# *Mar 1 22:42:04.384: %SYS-5-CONFIG_I: Configured from console by console R3# R3# R3# R3#q R3 con0 is now available Press RETURN to get started. R3> RACK13AS>1 [Resuming connection 1 to r1 ... ] R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Ma R2# R2# R2# R2# R2# [Connection to r2 closed by foreign host] RACK13AS>