=~=~=~=~=~=~=~=~=~=~=~= PuTTY log 2008.03.18 08:48:53 =~=~=~=~=~=~=~=~=~=~=~= RACK98AS>3 [Resuming connection 3 to r3 ... ] R3# R3#conf t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#int lo 120 R3(config-if)#ip add *Mar 18 16:49:06.735: %LINEPROTO-5-UPDOWN: Line protocol on Interface Loopback120, changed state to up R3(config-if)#ip add 172.22.3.3 255.255.255.255 % 172.22.3.3 overlaps with FastEthernet0/0 R3(config-if)#int fa 0/0 R3(config-if)#shut R3(config-if)#shutint fa 0/0p add 172.22.3.3 255.255.255.255nt lo 120  R3(config-if)#int lo 120shut int fa 0/0p add 172.22.3.3 255.255.255.255 R3(config-if)# *Mar 18 16:49:22.559: %LINK-5-CHANGED: Interface FastEthernet0/0, changed state to administratively down *Mar 18 16:49:23.559: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to down R3(config-if)#ip add 172.22.3.3 255.255.255.2553.3 255.255.255.255 R3(config-if)# R3(config-if)# R3(config-if)# R3(config-if)# R3(config-if)# R3(config-if)# R3(config-if)#e no int lo 120 R3(config)#int fa0/0 R3(config-if)# *Mar 18 16:49:53.111: %LINK-5-CHANGED: Interface Loopback120, changed state to administratively down *Mar 18 16:49:54.111: %LINEPROTO-5-UPDOWN: Line protocol on Interface Loopback120, changed state to down R3(config-if)#no shut R3(config-if)# *Mar 18 16:49:58.799: %LINK-3-UPDOWN: Interface FastEthernet0/0, changed state to up *Mar 18 16:49:59.799: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up R3(config-if)# RACK98AS>1 [Resuming connection 1 to r1 ... ] R1(config)#router rip R1(config-router)#ver 2 R1(config-router)#n no au R1(config-router)#no auto-summary R1(config-router)#net 172.22.0.0 R1(config-router)# RACK98AS>4 [Resuming connection 4 to r4 ... ] R4#conf t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#router rip R4(config-router)#ver 2 R4(config-router)#no au R4(config-router)#no auto-summary R4(config-router)#net 172.22.0.0 R4(config-router)# RACK98AS>3 [Resuming connection 3 to r3 ... ] R3(config-if)#router rip R3(config-router)#ver 2 R3(config-router)#no autp ^ % Invalid input detected at '^' marker. R3(config-router)#no autp  R3(config-router)#net 172.22.0.0 R3(config-router)# RACK98AS>8 [Resuming connection 8 to s1 ... ] 18:33:39: %LINEPR S1#conf t Enter configuration commands, one per line. End with CNTL/Z. S1(config)#ip    router ruip   ip IP routing not enabled S1(config)#ip routing S1(config)#ip routingrouter rip S1(config-router)#ver 2 S1(config-router)#no aut S1(config-router)#net 172.22.0./ 0 S1(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 not set 1.0.0.0/24 is subnetted, 1 subnets R 1.1.1.0 [120/2] via 172.22.34.4, 00:00:10, Vlan34 2.0.0.0/24 is subnetted, 1 subnets R 2.2.2.0 [120/2] via 172.22.34.4, 00:00:10, Vlan34 3.0.0.0/24 is subnetted, 1 subnets R 3.3.3.0 [120/2] via 172.22.34.4, 00:00:10, Vlan34 172.22.0.0/16 is variably subnetted, 9 subnets, 3 masks R 172.22.45.0/24 [120/1] via 172.22.34.4, 00:00:10, Vlan34 C 172.22.34.0/24 is directly connected, Vlan34 R 172.22.36.0/24 [120/1] via 172.22.34.3, 00:00:11, Vlan34 R 172.22.3.0/24 [120/1] via 172.22.34.3, 00:00:11, Vlan34 R 172.22.0.0/26 [120/1] via 172.22.34.4, 00:00:11, Vlan34 R 172.22.124.0/27 [120/1] via 172.22.34.4, 00:00:11, Vlan34 --More--  R 172.22.83.0/24 [120/1] via 172.22.34.3, 00:00:12, Vlan34 R 172.22.81.0/24 [120/2] via 172.22.34.4, 00:00:00, Vlan34 R 172.22.84.0/24 [120/1] via 172.22.34.4, 00:00:00, Vlan34 S1(config-router)# RACK98AS>1 [Resuming connection 1 to r1 ... ] R1(config-router)#pas R1(config-router)#passive-interface ser R1(config-router)#passive-interface serial 0/0 R1(config-router)# RACK98AS>4 [Resuming connection 4 to r4 ... ] R4(config-router)#pas R4(config-router)#passive-interface s0/0/0 R4(config-router)#passive-interface s0/0/0/0 1/0 R4(config-router)# RACK98AS>3 [Resuming connection 3 to r3 ... ] R3(config-router)#def R3(config-router)#default pass R3(config-router)#default passive-interface % Incomplete command. R3(config-router)#default passive-interface ? Async Async interface BVI Bridge-Group Virtual Interface CTunnel CTunnel interface Dialer Dialer interface FastEthernet FastEthernet IEEE 802.3 Group-Async Async Group interface Lex Lex interface Loopback Loopback interface MFR Multilink Frame Relay bundle interface Multilink Multilink-group interface Null Null interface Port-channel Ethernet Channel of interfaces Serial Serial Tunnel Tunnel interface Vif PGM Multicast Host interface Virtual-PPP Virtual PPP interface Virtual-Template Virtual Template interface Virtual-TokenRing Virtual TokenRing XTagATM Extended Tag ATM interface default Suppress routing updates on all interfaces R3(config-router)#default passive-interface                           pass R3(config-router)#passive-interface de R3(config-router)#passive-interface default R3(config-router)#p no pass R3(config-router)#no passive-interface fa 0/1 R3(config-router)# RACK98AS>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 1.0.0.0/24 is subnetted, 1 subnets R 1.1.1.0 [120/1] via 172.22.0.7, 00:00:22, FastEthernet0/0 2.0.0.0/24 is subnetted, 1 subnets R 2.2.2.0 [120/1] via 172.22.0.7, 00:00:22, FastEthernet0/0 3.0.0.0/24 is subnetted, 1 subnets R 3.3.3.0 [120/1] via 172.22.0.7, 00:00:22, FastEthernet0/0 172.22.0.0/16 is variably subnetted, 9 subnets, 3 masks R 172.22.45.0/24 [120/1] via 172.22.124.4, 00:02:04, Serial0/0 [120/1] via 172.22.0.4, 00:00:08, FastEthernet0/0 R 172.22.34.0/24 [120/1] via 172.22.124.4, 00:02:05, Serial0/0 [120/1] via 172.22.0.4, 00:00:09, FastEthernet0/0 R 172.22.36.0/24 [120/2] via 172.22.124.4, 00:02:05, Serial0/0 [120/2] via 172.22.0.4, 00:00:09, FastEthernet0/0 --More--  R 172.22.3.0/24 [120/2] via 172.22.124.4, 00:02:05, Serial0/0 [120/2] via 172.22.0.4, 00:00:09, FastEthernet0/0 C 172.22.0.0/26 is directly connected, FastEthernet0/0 C 172.22.124.0/27 is directly connected, Serial0/0 R 172.22.83.0/24 [120/2] via 172.22.124.4, 00:02:05, Serial0/0 [120/2] via 172.22.0.4, 00:00:09, FastEthernet0/0 C 172.22.81.0/24 is directly connected, Loopback0 R 172.22.84.0/24 [120/1] via 172.22.124.4, 00:02:05, Serial0/0 [120/1] via 172.22.0.4, 00:00:09, FastEthernet0/0 R1(config-router)#do sh ip pro Routing Protocol is "rip" Outgoing update filter list for all interfaces is not set Incoming update filter list for all interfaces is not set Sending updates every 30 seconds, next due in 23 seconds Invalid after 180 seconds, hold down 180, flushed after 240 Redistributing: rip Default version control: send version 2, receive version 2 Interface Send Recv Triggered RIP Key-chain FastEthernet0/0 2 2 Loopback0 2 2 Automatic network summarization is not in effect Maximum path: 4 Routing for Networks: 172.22.0.0 Passive Interface(s): Serial0/0 Routing Information Sources: Gateway Distance Last Update 172.22.0.7 120 00:00:18 172.22.0.4 120 00:00:04 172.22.124.4 120 00:02:27 Distance: (default is 120) R1(config-router)#dista R1(config-router)#distance ? <1-255> Administrative distance R1(config-router)#distance 172.22.0.7 ? % Unrecognized command R1(config-router)#distance 172.22.0.7 2172.22.0.7 5172.22.0.7 5172.22.0.7  172.22.0.7 172.22.0.7 ? A.B.C.D Wildcard bits R1(config-router)#distance 255 172.22.0.7 0.0.0.0 ? <1-99> IP Standard access list number <1300-1999> IP Standard expanded access list number WORD Standard access-list name R1(config-router)#distance 255 172.22.0.7 0.0.0.0                                  pas R1(config-router)#passive-interface fa 0/0 R1(config-router)#nei 172.22.0.4 R1(config-router)#do deb ip rip RIP protocol debugging is on R1(config-router)# R1(config-router)# R1(config-router)# R1(config-router)# *Mar 8 17:06:40.208: RIP: received v2 update from 172.22.0.7 on FastEthernet0/0 *Mar 8 17:06:40.208: 1.1.1.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:06:40.212: 2.2.2.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:06:40.212: 3.3.3.0/24 via 0.0.0.0 in 1 hops R1(config-router)# *Mar 8 17:06:53.758: RIP: sending v2 update to 172.22.0.4 via FastEthernet0/0 (172.22.0.1) *Mar 8 17:06:53.758: RIP: build update entries *Mar 8 17:06:53.758: 172.22.81.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:06:53.758: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R1(config-router)# *Mar 8 17:06:55.373: RIP: sending v2 update to 224.0.0.9 via Loopback0 (172.22.81.1) *Mar 8 17:06:55.373: RIP: build update entries *Mar 8 17:06:55.373: 1.1.1.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:06:55.373: 2.2.2.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:06:55.373: 3.3.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:06:55.373: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:06:55.377: 172.22.3.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:06:55.377: 172.22.34.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:06:55.377: 172.22.36.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:06:55.377: 172.22.45.0/24 via 0.0.0.0, metric 2, tag 0 R1(config-router)# *Mar 8 17:06:55.377: 172.22.83.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:06:55.377: 172.22.84.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:06:55.381: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:06:55.385: RIP: ignored v2 packet from 172.22.81.1 (sourced from one of our addresses) R1(config-router)#do u all All possible debugging has been turned off R1(config-router)# *Mar 8 17:07:01.258: RIP: received v2 update from 172.22.0.4 on FastEthernet0/0 *Mar 8 17:07:01.262: 172.22.3.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:07:01.262: 172.22.34.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:07:01.262: 172.22.36.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:07:01.262: 172.22.45.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:07:01.262: 172.22.83.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:07:01.266: 172.22.84.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:07:01.266: 172.22.124.0/27 via 0.0.0.0 in 1 hops R1(config-router)# R1(config-router)# R1(config-router)# R1(config-router)#do u alldeb ip ripnei 172.22.0.4passive-interface fa 0/0npassive-interface fa 0/0opassive-interface fa 0/0 passive-interface fa 0/0 R1(config-router)#no passive-interface fa 0/0do u all deb ip ripnei 172.22.0.4passive-interface fa 0/0nei 172.22.0.4 nnei 172.22.0.4onei 172.22.0.4 nei 172.22.0.4 R1(config-router)#int     exit R1(config)#key chain Muy  yKey R1(config-keychain)#ke R1(config-keychain)#key 1 R1(config-keychain-key)#k R1(config-keychain-key)#key-string CISCO R1(config-keychain-key)#int fa 0/1 0 R1(config-if)#ip ? Interface IP configuration subcommands: access-group Specify access control for packets accounting Enable IP accounting on this interface address Set the IP address of an interface admission Apply Network Admission Control auth-proxy Apply authentication proxy authentication authentication subcommands bandwidth-percent Set EIGRP bandwidth limit bgp BGP interface commands broadcast-address Set the broadcast address of an interface cef Cisco Express Forwarding interface commands cgmp Enable/disable CGMP ddns Configure dynamic DNS dhcp Configure DHCP parameters for this interface directed-broadcast Enable forwarding of directed broadcasts dvmrp DVMRP interface commands flow NetFlow related commands hello-interval Configures IP-EIGRP hello interval helper-address Specify a destination address for UDP broadcasts hold-time Configures IP-EIGRP hold time idle-group Specify interesting packets for idle-timer igmp IGMP interface commands --More--   information-reply Enable sending ICMP Information Reply messages inspect Apply inspect name ips Create IPS rule irdp ICMP Router Discovery Protocol load-sharing Style of load sharing local-proxy-arp Enable local-proxy ARP mask-reply Enable sending ICMP Mask Reply messages mobile Mobile IP support mrm Configure IP Multicast Routing Monitor tester mroute-cache Enable switching cache for incoming multicast packets mtu Set IP Maximum Transmission Unit multicast IP multicast interface commands nat NAT interface commands nbar Network-Based Application Recognition next-hop-self Configures IP-EIGRP next-hop-self nhrp NHRP interface subcommands ospf OSPF interface commands pgm PGM Reliable Transport Protocol pim PIM interface commands policy Enable policy routing proxy-arp Enable proxy ARP rarp-server Enable RARP server for static arp entries redirects Enable sending ICMP Redirect messages --More--   rgmp Enable/disable RGMP rip Router Information Protocol route-cache Enable fast-switching cache for outgoing packets router IP router interface commands rsvp RSVP Interface Commands sap Session Announcement Protocol interface commands security DDN IP Security Option service IP service split-horizon Perform split horizon summary-address Perform address summarization tcp TCP header compression and other parameters traffic-export Configure this interface for exporting ip traffic unnumbered Enable IP processing without an explicit address unreachables Enable sending ICMP Unreachable messages urd Configure URL Rendezvousing verify Enable per packet validation virtual-reassembly Enable Virtual Fragment Reassembly vrf VPN Routing/Forwarding parameters on the interface wccp WCCP interface commands R1(config-if)#ip q au R1(config-if)#ip authe R1(config-if)#ip authentication ? key-chain key-chain mode mode R1(config-if)#ip authentication l= ke R1(config-if)#ip authentication lke   ke R1(config-if)#ip authentication key-chain ? eigrp Enhanced Interior Gateway Routing Protocol (EIGRP) R1(config-if)#ip authentication key-chain                          rip authen R1(config-if)#ip rip authentication ? key-chain Authentication key-chain mode Authentication mode R1(config-if)#ip rip authentication mode ? md5 Keyed message digest text Clear text authentication R1(config-if)#ip rip authentication mode m R1(config-if)#ip rip authentication mode md5 ? R1(config-if)#ip rip authentication mode md5 R1(config-if)#ip rip authen k R1(config-if)#ip rip authen key-chain ? LINE name of key-chain R1(config-if)#ip rip authen key-chain MyKey ? LINE R1(config-if)#ip rip authen key-chain MyKey R1(config-if)# RACK98AS>45 % 45 is not an open connection RACK98AS>4 [Resuming connection 4 to r4 ... ] R4(config-router)#exit R4(config)#key chain mykey R4(config-keychain)#key 1 R4(config-keychain-key)#ke R4(config-keychain-key)#key-string CISCO R4(config-keychain-key)#int fa 0/0 R4(config-if)#ip rip authe mode nm  m R4(config-if)#ip rip authe mode md5 R4(config-if)#ip rip authe ke R4(config-if)#ip rip authe key-chain mykey R4(config-if)#do deb ip rip RIP protocol debugging is on R4(config-if)# *Mar 18 17:33:26.011: RIP: ignored v2 packet from 172.22.0.7 (invalid authentication) R4(config-if)# *Mar 18 17:33:28.107: RIP: received v2 update from 172.22.34.3 on FastEthernet0/1 *Mar 18 17:33:28.107: 172.22.3.0/24 via 0.0.0.0 in 1 hops *Mar 18 17:33:28.111: 172.22.36.0/24 via 0.0.0.0 in 1 hops *Mar 18 17:33:28.111: 172.22.83.0/24 via 0.0.0.0 in 1 hops R4(config-if)# *Mar 18 17:33:34.707: RIP: sending v2 update to 224.0.0.9 via Loopback0 (172.22.84.1) *Mar 18 17:33:34.707: RIP: build update entries *Mar 18 17:33:34.707: 1.1.1.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:34.707: 2.2.2.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:34.707: 3.3.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:34.707: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:33:34.707: 172.22.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:34.707: 172.22.34.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:33:34.707: 172.22.36.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:34.707: 172.22.45.0/24 via 0.0.0.0, metric 1, tag 0 R4(config-if)# *Mar 18 17:33:34.707: 172.22.81.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:34.707: 172.22.83.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:34.707: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:33:34.707: RIP: ignored v2 packet from 172.22.84.1 (sourced from one of our addresses) R4(config-if)# *Mar 18 17:33:38.759: RIP: ignored v2 packet from 172.22.0.1 (invalid authentication) *Mar 18 17:33:39.579: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/0 (172.22.0.4) *Mar 18 17:33:39.579: RIP: build update entries *Mar 18 17:33:39.579: 172.22.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:39.579: 172.22.34.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:33:39.579: 172.22.36.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:39.579: 172.22.45.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:33:39.579: 172.22.83.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:39.579: 172.22.84.0/24 via 0.0.0.0, metric 1, tag 0 R4(config-if)# *Mar 18 17:33:39.579: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R4(config-if)# *Mar 18 17:33:44.711: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/1 (172.22.34.4) *Mar 18 17:33:44.711: RIP: build update entries *Mar 18 17:33:44.711: 1.1.1.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:44.711: 2.2.2.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:44.711: 3.3.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:44.711: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:33:44.711: 172.22.45.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:33:44.711: 172.22.81.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:33:44.711: 172.22.84.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:33:44.711: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R4(config-if)# *Mar 18 17:33:54.947: RIP: ignored v2 packet from 172.22.0.7 (invalid authentication) R4(config-if)# *Mar 18 17:33:56.199: RIP: received v2 update from 172.22.34.3 on FastEthernet0/1 *Mar 18 17:33:56.199: 172.22.3.0/24 via 0.0.0.0 in 1 hops *Mar 18 17:33:56.199: 172.22.36.0/24 via 0.0.0.0 in 1 hops *Mar 18 17:33:56.199: 172.22.83.0/24 via 0.0.0.0 in 1 hops R4(config-if)# *Mar 18 17:34:00.331: RIP: sending v2 update to 224.0.0.9 via Loopback0 (172.22.84.1) *Mar 18 17:34:00.331: RIP: build update entries *Mar 18 17:34:00.331: 1.1.1.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:00.331: 2.2.2.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:00.331: 3.3.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:00.331: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:34:00.331: 172.22.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:00.331: 172.22.34.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:34:00.331: 172.22.36.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:00.331: 172.22.45.0/24 via 0.0.0.0, metric 1, tag 0 R4(config-if)# R4(config-if)# R4(config-if)# R4(config-if)# *Mar 18 17:34:00.331: 172.22.81.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:00.331: 172.22.83.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:00.331: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:34:00.331: RIP: ignored v2 packet from 172.22.84.1 (sourced from one of our addresses) R4(config-if)#dop    ui *Mar 18 17:34:04.503: RIP: ignored v2 packet from 172.22.0.1 (invalid authentication) R4(config-if)#do ui    all All possible debugging has been turned off R4(config-if)#do *Mar 18 17:34:07.003: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/0 (172.22.0.4) *Mar 18 17:34:07.003: RIP: build update entries *Mar 18 17:34:07.003: 172.22.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:07.003: 172.22.34.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:34:07.003: 172.22.36.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:07.003: 172.22.45.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:34:07.003: 172.22.83.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:34:07.003: 172.22.84.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:34:07.003: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R4(config-if)#do sh ip proto Routing Protocol is "rip" Outgoing update filter list for all interfaces is not set Incoming update filter list for all interfaces is not set Sending updates every 30 seconds, next due in 23 seconds Invalid after 180 seconds, hold down 180, flushed after 240 Redistributing: rip Default version control: send version 2, receive version 2 Interface Send Recv Triggered RIP Key-chain FastEthernet0/0 2 2 mykey FastEthernet0/1 2 2 Loopback0 2 2 Automatic network summarization is not in effect Maximum path: 4 Routing for Networks: 172.22.0.0 Passive Interface(s): Serial0/0/0 Serial0/1/0 Routing Information Sources: Gateway Distance Last Update 172.22.34.3 120 00:00:13 172.22.0.1 120 00:00:58 172.22.0.7 120 00:01:11 --More--   Gateway Distance Last Update 172.22.124.1 120 00:16:42 Distance: (default is 120) R4(config-if)# RACK98AS>1 [Resuming connection 1 to r1 ... ] R1(config-if)#do sh ip proto Routing Protocol is "rip" Outgoing update filter list for all interfaces is not set Incoming update filter list for all interfaces is not set Sending updates every 30 seconds, next due in 14 seconds Invalid after 180 seconds, hold down 180, flushed after 240 Redistributing: rip Default version control: send version 2, receive version 2 Interface Send Recv Triggered RIP Key-chain FastEthernet0/0 2 2 MyKey Loopback0 2 2 Automatic network summarization is not in effect Maximum path: 4 Routing for Networks: 172.22.0.0 Passive Interface(s): Serial0/0 Routing Information Sources: Gateway Distance Last Update 172.22.0.7 120 00:01:49 172.22.0.4 120 00:02:08 172.22.124.4 120 00:16:32 Distance: (default is 120) R1(config-if)#do deb ip rip RIP protocol debugging is on R1(config-if)# *Mar 8 17:15:07.311: RIP: received packet with MD5 authentication *Mar 8 17:15:07.311: RIP: ignored v2 packet from 172.22.0.4 (invalid authentication) *Mar 8 17:15:07.708: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/0 (172.22.0.1) *Mar 8 17:15:07.708: RIP: build update entries *Mar 8 17:15:07.708: 172.22.81.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:15:07.708: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R1(config-if)# *Mar 8 17:15:12.968: RIP: sending v2 update to 224.0.0.9 via Loopback0 (172.22.81.1) *Mar 8 17:15:12.968: RIP: build update entries *Mar 8 17:15:12.968: 1.1.1.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:15:12.968: 2.2.2.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:15:12.968: 3.3.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:15:12.968: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:15:12.972: 172.22.3.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:15:12.972: 172.22.34.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:15:12.972: 172.22.36.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:15:12.972: 172.22.45.0/24 via 0.0.0.0, metric 2, tag 0 R1(config-if)# *Mar 8 17:15:12.972: 172.22.83.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:15:12.972: 172.22.84.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:15:12.976: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:15:12.976: RIP: ignored v2 packet from 172.22.81.1 (sourced from one of our addresses) R1(config-if)# *Mar 8 17:15:23.261: RIP: ignored v2 packet from 172.22.0.7 (invalid authentication) R1(config-if)#do u all All possible debugging has been turned off R1(config-if)#do sh key k chain Key-chain MyKey: key 1 -- text "CISCO" accept lifetime (always valid) - (always valid) [valid now] send lifetime (always valid) - (always valid) [valid now] R1(config-if)# RACK98AS>4 [Resuming connection 4 to r4 ... ] R4(config-if)#do sh key ca hain Key-chain mykey: key 1 -- text "CISCO" accept lifetime (always valid) - (always valid) [valid now] send lifetime (always valid) - (always valid) [valid now] R4(config-if)#do sh run int fa 0/0 Building configuration... Current configuration : 168 bytes ! interface FastEthernet0/0 ip address 172.22.0.4 255.255.255.192 ip rip authentication mode md5 ip rip authentication key-chain mykey duplex auto speed auto end R4(config-if)#no ip rip authentication mode md5 R4(config-if)#no ip rip authentication key-chain mykey R4(config-if)# ip rip authentication mode md5 R4(config-if)# ip rip authentication key-chain mykey R4(config-if)#do     RACK98AS>1 [Resuming connection 1 to r1 ... ] R1(config-if)#do sh run intr    fa 0/0 Building configuration... Current configuration : 169 bytes ! interface FastEthernet0/0 ip address 172.22.0.1 255.255.255.192 ip rip authentication mode md5 ip rip authentication key-chain MyKey duplex auto speed auto end R1(config-if)#no ip rip authentication mode md5 R1(config-if)#no ip rip authentication key-chain MyKey R1(config-if)# ip rip authentication mode md5 R1(config-if)# ip rip authentication key-chain MyKey R1(config-if)#do deb ip rip RIP protocol debugging is on R1(config-if)# *Mar 8 17:16:42.379: RIP: received packet with MD5 authentication *Mar 8 17:16:42.379: RIP: received v2 update from 172.22.0.4 on FastEthernet0/0 *Mar 8 17:16:42.379: 1.1.1.0/24 via 0.0.0.0 in 16 hops (inaccessible) *Mar 8 17:16:42.379: 2.2.2.0/24 via 0.0.0.0 in 16 hops (inaccessible) *Mar 8 17:16:42.379: 3.3.3.0/24 via 0.0.0.0 in 16 hops (inaccessible) R1(config-if)# *Mar 8 17:16:49.174: RIP: ignored v2 packet from 172.22.0.7 (invalid authentication) R1(config-if)# *Mar 8 17:16:52.379: RIP: received packet with MD5 authentication *Mar 8 17:16:52.379: RIP: received v2 update from 172.22.0.4 on FastEthernet0/0 *Mar 8 17:16:52.379: 172.22.81.0/24 via 0.0.0.0 in 16 hops (inaccessible) R1(config-if)# *Mar 8 17:16:58.650: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/0 (172.22.0.1) *Mar 8 17:16:58.650: RIP: build update entries *Mar 8 17:16:58.650: 1.1.1.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 8 17:16:58.650: 2.2.2.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 8 17:16:58.650: 3.3.3.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 8 17:16:58.650: 172.22.81.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:16:58.654: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:16:59.299: RIP: received packet with MD5 authentication *Mar 8 17:16:59.299: RIP: received v2 update from 172.22.0.4 on FastEthernet0/0 *Mar 8 17:16:59.299: 1.1.1.0/24 via 0.0.0.0 in 16 hops (inaccessible) *Mar 8 17:16:59.299: 2.2.2.0/24 via 0.0.0.0 in 16 hops (inaccessible) *Mar 8 17:16:59.299: 3.3.3.0/24 via 0.0.0.0 in 16 hops (inaccessible) *Mar 8 17:16:59.303: 172.22.3.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:16:59.303: 172.22.34.0/24 via 0.0.0.0 in 1 hops *Mar 8 17: R1(config-if)#16:59.303: 172.22.36.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:16:59.307: 172.22.45.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:16:59.307: 172.22.81.0/24 via 0.0.0.0 in 16 hops (inaccessible) *Mar 8 17:16:59.307: 172.22.83.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:16:59.311: 172.22.84.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:16:59.311: 172.22.124.0/27 via 0.0.0.0 in 1 hops R1(config-if)# *Mar 8 17:17:01.306: RIP: sending v2 flash update to 224.0.0.9 via FastEthernet0/0 (172.22.0.1) *Mar 8 17:17:01.306: RIP: build flash update entries - suppressing null update *Mar 8 17:17:01.306: RIP: sending v2 flash update to 224.0.0.9 via Loopback0 (172.22.81.1) *Mar 8 17:17:01.306: RIP: build flash update entries *Mar 8 17:17:01.306: 172.22.3.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:17:01.306: 172.22.34.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:17:01.310: 172.22.36.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:17:01.310: 172.22.45.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:17:01.310: 172.22.83.0/24 via 0.0.0.0, metric 3, tag 0 R1(config-if)# *Mar 8 17:17:01.310: 172.22.84.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:17:01.314: RIP: ignored v2 packet from 172.22.81.1 (sourced from one of our addresses) *Mar 8 17:17:01.558: RIP: sending v2 update to 224.0.0.9 via Loopback0 (172.22.81.1) *Mar 8 17:17:01.558: RIP: build update entries *Mar 8 17:17:01.558: 1.1.1.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 8 17:17:01.558: 2.2.2.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 8 17:17:01.558: 3.3.3.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 8 17:17:01.558: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:17:01.562: 172.22.3.0/24 via 0.0.0.0, metric 3, tag 0 R1(config-if)# *Mar 8 17:17:01.562: 172.22.34.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:17:01.562: 172.22.36.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:17:01.562: 172.22.45.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:17:01.562: 172.22.83.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:17:01.562: 172.22.84.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:17:01.566: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:17:01.566: RIP: ignored v2 packet from 172.22.81.1 (sourced from one of our addresses) R1(config-if)#do u all All possible debugging has been turned off R1(config-if)# RACK98AS>4 [Resuming connection 4 to r4 ... ] R4(config-if)# R4(config-if)#do deb ip rip RIP protocol debugging is on R4(config-if)# *Mar 18 17:36:50.379: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/0 (172.22.0.4) *Mar 18 17:36:50.379: RIP: build update entries *Mar 18 17:36:50.379: 1.1.1.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:50.379: 2.2.2.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:50.379: 3.3.3.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:50.379: 172.22.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:36:50.379: 172.22.34.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:50.379: 172.22.36.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:36:50.379: 172.22.45.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:50.379: 172.22.81.0/24 via 0.0.0.0, metric 16, tag 0 R4(config-if)# *Mar 18 17:36:50.379: 172.22.83.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:36:50.379: 172.22.84.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:50.379: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R4(config-if)# *Mar 18 17:36:51.907: RIP: received packet with MD5 authentication *Mar 18 17:36:51.907: RIP: received v2 update from 172.22.0.1 on FastEthernet0/0 *Mar 18 17:36:51.907: 172.22.81.0/24 via 0.0.0.0 in 1 hops *Mar 18 17:36:51.907: 172.22.124.0/27 via 0.0.0.0 in 1 hops *Mar 18 17:36:52.135: RIP: sending v2 update to 224.0.0.9 via Loopback0 (172.22.84.1) *Mar 18 17:36:52.135: RIP: build update entries *Mar 18 17:36:52.135: 1.1.1.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:52.135: 2.2.2.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:52.135: 3.3.3.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:52.135: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 R4(config-if)# *Mar 18 17:36:52.135: 172.22.3.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:36:52.135: 172.22.34.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:52.135: 172.22.36.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:36:52.135: 172.22.45.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:52.135: 172.22.81.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:52.135: 172.22.83.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 18 17:36:52.135: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:52.135: RIP: ignored v2 packet from 172.22.84.1 (sourced from one of our addresses) R4(config-if)#do u all All possible debugging has been turned off R4(config-if)# *Mar 18 17:36:57.043: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/1 (172.22.34.4) *Mar 18 17:36:57.043: RIP: build update entries *Mar 18 17:36:57.043: 1.1.1.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:57.043: 2.2.2.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:57.043: 3.3.3.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:57.043: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:57.043: 172.22.45.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:57.043: 172.22.81.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 18 17:36:57.043: 172.22.84.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 18 17:36:57.043: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R4(config-if)# RACK98AS>7 [Resuming connection 7 to r7 ... ] R7-FS#do s    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 1.0.0.0/24 is subnetted, 1 subnets C 1.1.1.0 is directly connected, Loopback0 2.0.0.0/24 is subnetted, 1 subnets C 2.2.2.0 is directly connected, Loopback0 3.0.0.0/24 is subnetted, 1 subnets C 3.3.3.0 is directly connected, Loopback0 172.22.0.0/16 is variably subnetted, 9 subnets, 3 masks R 172.22.45.0/24 is possibly down, routing via 172.22.0.4, FastEthernet0/0 R 172.22.34.0/24 is possibly down, routing via 172.22.0.4, FastEthernet0/0 R 172.22.36.0/24 is possibly down, routing via 172.22.0.4, FastEthernet0/0 --More--  R 172.22.3.0/24 is possibly down, routing via 172.22.0.4, FastEthernet0/0 C 172.22.0.0/26 is directly connected, FastEthernet0/0 R 172.22.124.0/27 is possibly down, routing via 172.22.0.1, FastEthernet0/0 R 172.22.83.0/24 is possibly down, routing via 172.22.0.4, FastEthernet0/0 R 172.22.81.0/24 is possibly down, routing via 172.22.0.1, FastEthernet0/0 R 172.22.84.0/24 is possibly down, routing via 172.22.0.4, FastEthernet0/0 R7-FS#do    deb ip rip RIP protocol debugging is on R7-FS# *Mar 4 18:56:02.427: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/0 (172.22.0.7) *Mar 4 18:56:02.427: RIP: build update entries *Mar 4 18:56:02.427: 1.1.1.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 4 18:56:02.427: 2.2.2.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 4 18:56:02.427: 3.3.3.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 4 18:56:02.427: 172.22.81.0/24 via 0.0.0.0, metric 16, tag 0 *Mar 4 18:56:02.431: 172.22.124.0/27 via 0.0.0.0, metric 16, tag 0 R7-FS# *Mar 4 18:56:09.146: RIP: ignored v2 packet from 172.22.0.4 (invalid authentication) R7-FS# *Mar 4 18:56:13.333: RIP: ignored v2 packet from 172.22.0.1 (invalid authentication) R7-FS# *Mar 4 18:56:18.173: RIP: sending v2 update to 224.0.0.9 via Loopback0 (1.1.1.1) *Mar 4 18:56:18.173: RIP: build update entries *Mar 4 18:56:18.173: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 4 18:56:18.173: RIP: sending v2 update to 224.0.0.9 via Loopback0 (2.2.2.2) *Mar 4 18:56:18.173: RIP: build update entries *Mar 4 18:56:18.173: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 4 18:56:18.177: RIP: sending v2 update to 224.0.0.9 via Loopback0 (3.3.3.3) *Mar 4 18:56:18.177: RIP: build update entries *Mar 4 18:56:18.177: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 4 18:56:18.181: RIP: ignored v2 packet from 1.1.1.1 (sourced from one of our addresses) R7-FS# *Mar 4 18:56:18.181: RIP: ignored v2 packet from 2.2.2.2 (sourced from one of our addresses) *Mar 4 18:56:18.185: RIP: ignored v2 packet from 3.3.3.3 (sourced from one of our addresses) R7-FS# *Mar 4 18:56:29.387: RIP: sending v2 update to 224.0.0.9 via FastEthernet0/0 (172.22.0.7) *Mar 4 18:56:29.387: RIP: build update entries *Mar 4 18:56:29.387: 1.1.1.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 4 18:56:29.387: 2.2.2.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 4 18:56:29.387: 3.3.3.0/24 via 0.0.0.0, metric 1, tag 0 R7-FS#u all All possible debugging has been turned off R7-FS# RACK98AS>1 [Resuming connection 1 to r1 ... ] R1(config-if)#router rip R1(config-router)#pass fa 0/0 R1(config-router)#nei 172.22.0.4 R1(config-router)# RACK98AS>4 [Resuming connection 4 to r4 ... ] R4(config-if)#router rip R4(config-router)#pass fa 0/0 R4(config-router)#nei 172.22.0.1 R4(config-router)# RACK98AS>8 [Resuming connection 8 to s1 ... ] S1(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 not set 172.22.0.0/16 is variably subnetted, 9 subnets, 3 masks R 172.22.45.0/24 [120/1] via 172.22.34.4, 00:00:15, Vlan34 C 172.22.34.0/24 is directly connected, Vlan34 R 172.22.36.0/24 [120/1] via 172.22.34.3, 00:00:16, Vlan34 R 172.22.3.0/24 [120/1] via 172.22.34.3, 00:00:16, Vlan34 R 172.22.0.0/26 [120/1] via 172.22.34.4, 00:00:15, Vlan34 R 172.22.124.0/27 [120/1] via 172.22.34.4, 00:00:15, Vlan34 R 172.22.83.0/24 [120/1] via 172.22.34.3, 00:00:16, Vlan34 R 172.22.81.0/24 [120/2] via 172.22.34.4, 00:00:16, Vlan34 R 172.22.84.0/24 [120/1] via 172.22.34.4, 00:00:16, Vlan34 S1(config-router)# RACK98AS>4 [Resuming connection 4 to r4 ... ] R4(config-router)#sU? % Unrecognized command R4(config-router)#sU  INT FA 0/1 R4(config-if)#ip ? Interface IP configuration subcommands: access-group Specify access control for packets accounting Enable IP accounting on this interface address Set the IP address of an interface admission Apply Network Admission Control auth-proxy Apply authentication proxy authentication authentication subcommands bandwidth-percent Set EIGRP bandwidth limit bgp BGP interface commands broadcast-address Set the broadcast address of an interface cef Cisco Express Forwarding interface commands cgmp Enable/disable CGMP ddns Configure dynamic DNS dhcp Configure DHCP parameters for this interface directed-broadcast Enable forwarding of directed broadcasts dvmrp DVMRP interface commands flow NetFlow related commands hello-interval Configures IP-EIGRP hello interval helper-address Specify a destination address for UDP broadcasts hold-time Configures IP-EIGRP hold time idle-group Specify interesting packets for idle-timer igmp IGMP interface commands --More--   information-reply Enable sending ICMP Information Reply messages inspect Apply inspect name ips Create IPS rule irdp ICMP Router Discovery Protocol load-sharing Style of load sharing local-proxy-arp Enable local-proxy ARP mask-reply Enable sending ICMP Mask Reply messages mobile Mobile IP support mrm Configure IP Multicast Routing Monitor tester mroute-cache Enable switching cache for incoming multicast packets mtu Set IP Maximum Transmission Unit multicast IP multicast interface commands nat NAT interface commands nbar Network-Based Application Recognition next-hop-self Configures IP-EIGRP next-hop-self nhrp NHRP interface subcommands ospf OSPF interface commands pgm PGM Reliable Transport Protocol pim PIM interface commands policy Enable policy routing proxy-arp Enable proxy ARP rarp-server Enable RARP server for static arp entries redirects Enable sending ICMP Redirect messages --More--   rgmp Enable/disable RGMP rip Router Information Protocol route-cache Enable fast-switching cache for outgoing packets router IP router interface commands rsvp RSVP Interface Commands sap Session Announcement Protocol interface commands security DDN IP Security Option service IP service split-horizon Perform split horizon summary-address Perform address summarization tcp TCP header compression and other parameters traffic-export Configure this interface for exporting ip traffic unnumbered Enable IP processing without an explicit address unreachables Enable sending ICMP Unreachable messages urd Configure URL Rendezvousing verify Enable per packet validation virtual-reassembly Enable Virtual Fragment Reassembly vrf VPN Routing/Forwarding parameters on the interface wccp WCCP interface commands R4(config-if)#ip summary-address ? eigrp Enhanced Interior Gateway Routing Protocol (EIGRP) rip Routing Information Protocol (RIP) R4(config-if)#ip summary-address rip ? A.B.C.D IP address R4(config-if)#ip summary-address rip 172.22.0.0 ? A.B.C.D IP network mask R4(config-if)#ip summary-address rip 172.22.0.0 24  5 255.255.25  55  255.0 ? R4(config-if)#ip summary-address rip 172.22.0.0 255.255.255.0 R4(config-if)#do 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 172.22.0.0/16 is variably subnetted, 9 subnets, 3 masks C 172.22.45.0/24 is directly connected, Serial0/1/0 C 172.22.34.0/24 is directly connected, FastEthernet0/1 R 172.22.36.0/24 [120/1] via 172.22.34.3, 00:00:05, FastEthernet0/1 R 172.22.3.0/24 [120/1] via 172.22.34.3, 00:00:05, FastEthernet0/1 C 172.22.0.0/26 is directly connected, FastEthernet0/0 C 172.22.124.0/27 is directly connected, Serial0/0/0 R 172.22.83.0/24 [120/1] via 172.22.34.3, 00:00:05, FastEthernet0/1 R 172.22.81.0/24 [120/1] via 172.22.0.1, 00:00:28, FastEthernet0/0 C 172.22.84.0/24 is directly connected, Loopback0 R4(config-if)#do sh ip rip fda   data 172.22.0.0/16 auto-summary 172.22.0.0/24 int-summary 172.22.0.0/26 directly connected, FastEthernet0/0 172.22.3.0/24 [1] via 172.22.34.3, 00:00:17, FastEthernet0/1 172.22.34.0/24 directly connected, FastEthernet0/1 172.22.36.0/24 [1] via 172.22.34.3, 00:00:17, FastEthernet0/1 172.22.45.0/24 directly connected, Serial0/1/0 172.22.81.0/24 [1] via 172.22.0.1, 00:00:10, FastEthernet0/0 172.22.83.0/24 [1] via 172.22.34.3, 00:00:17, FastEthernet0/1 172.22.84.0/24 directly connected, Loopback0 172.22.124.0/27 directly connected, Serial0/0/0 R4(config-if)# RACK98AS>8 [Resuming connection 8 to s1 ... ] S1(config-router)#^Z S1#sh 19:36:57: %SYS-5-CONFIG_I: Configured from console by console S1#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 not set 172.22.0.0/16 is variably subnetted, 10 subnets, 3 masks R 172.22.45.0/24 [120/1] via 172.22.34.4, 00:00:18, Vlan34 C 172.22.34.0/24 is directly connected, Vlan34 R 172.22.36.0/24 [120/1] via 172.22.34.3, 00:00:20, Vlan34 R 172.22.3.0/24 [120/1] via 172.22.34.3, 00:00:20, Vlan34 R 172.22.0.0/26 [120/1] via 172.22.34.4, 00:02:10, Vlan34 R 172.22.0.0/24 [120/1] via 172.22.34.4, 00:00:18, Vlan34 R 172.22.124.0/27 [120/1] via 172.22.34.4, 00:00:18, Vlan34 R 172.22.83.0/24 [120/1] via 172.22.34.3, 00:00:21, Vlan34 R 172.22.81.0/24 [120/2] via 172.22.34.4, 00:00:19, Vlan34 R 172.22.84.0/24 [120/1] via 172.22.34.4, 00:00:19, Vlan34 S1# RACK98AS>3 [Resuming connection 3 to r3 ... ] R3(config-router)#do sh ip route rip 172.22.0.0/16 is variably subnetted, 10 subnets, 3 masks R 172.22.45.0/24 [120/1] via 172.22.34.4, 00:00:05, FastEthernet0/1 R 172.22.0.0/26 [120/1] via 172.22.34.4, 00:02:25, FastEthernet0/1 R 172.22.0.0/24 [120/1] via 172.22.34.4, 00:00:05, FastEthernet0/1 R 172.22.124.0/27 [120/1] via 172.22.34.4, 00:00:05, FastEthernet0/1 R 172.22.81.0/24 [120/2] via 172.22.34.4, 00:00:05, FastEthernet0/1 R 172.22.84.0/24 [120/1] via 172.22.34.4, 00:00:05, FastEthernet0/1 R3(config-router)# RACK98AS> [Resuming connection 3 to r3 ... ] R3(config-router)#int fa 0/0 R3(config-if)#int fa 0/0 1 R3(config-if)#oip     no ip spl R3(config-if)#no ip split-horizon R3(config-if)#ip sum R3(config-if)#ip summary-address 0.0.0.0 0.0.0.0r0.0.0.0 0.0.0.0i0.0.0.0 0.0.0.0p0.0.0.0 0.0.0.0 0.0.0.0 0.0.0.0 R3(config-if)#do sh ip rip data 172.22.0.0/16 auto-summary 172.22.0.0/24 [1] via 172.22.34.4, 00:00:05, FastEthernet0/1 172.22.0.0/26 is possibly down 172.22.3.0/24 directly connected, FastEthernet0/0 172.22.34.0/24 directly connected, FastEthernet0/1 172.22.36.0/24 directly connected, Serial0/1/0 172.22.45.0/24 [1] via 172.22.34.4, 00:00:05, FastEthernet0/1 172.22.81.0/24 [2] via 172.22.34.4, 00:00:05, FastEthernet0/1 172.22.83.0/24 directly connected, Loopback0 172.22.84.0/24 [1] via 172.22.34.4, 00:00:05, FastEthernet0/1 172.22.124.0/27 [1] via 172.22.34.4, 00:00:05, FastEthernet0/1 R3(config-if)#do sh ip rip dataip summary-address rip 0.0.0.0 0.0.0.0nip summary-address rip 0.0.0.0 0.0.0.0oip summary-address rip 0.0.0.0 0.0.0.0 ip summary-address rip 0.0.0.0 0.0.0.0 R3(config-if)#ip sp R3(config-if)#ip split-horizon R3(config-if)# RACK98AS>1 [Resuming connection 1 to r1 ... ] R1(config-router)#int fa 0/0 R1(config-if)#ip ripo    ad R1(config-if)#ip rip advertise ? <0-4294966> interval in seconds R1(config-if)#ip rip advertise           ? advertise Specify update interval authentication Authentication control initial-delay Specify initial delay interval receive advertisement reception send advertisement transmission v2-broadcast send ip broadcast v2 update R1(config-if)#ip rip ad R1(config-if)#ip rip advertise ? <0-4294966> interval in seconds R1(config-if)#ip rip advertise 15 ? R1(config-if)#ip rip advertise 15 R1(config-if)#do deb ip rip RIP protocol debugging is on R1(config-if)# *Mar 8 17:33:54.972: RIP: sending v2 update to 172.22.0.4 via FastEthernet0/0 (172.22.0.1) *Mar 8 17:33:54.972: RIP: build update entries *Mar 8 17:33:54.972: 172.22.81.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:33:54.972: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R1(config-if)# *Mar 8 17:34:00.817: RIP: received packet with MD5 authentication *Mar 8 17:34:00.821: RIP: received v2 update from 172.22.0.4 on FastEthernet0/0 *Mar 8 17:34:00.821: 172.22.3.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:34:00.821: 172.22.34.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:34:00.821: 172.22.36.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:34:00.821: 172.22.45.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:34:00.825: 172.22.83.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:34:00.825: 172.22.84.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:34:00.825: 172.22.124.0/27 via 0.0.0.0 in 1 hops R1(config-if)# *Mar 8 17:34:07.368: RIP: ignored v2 packet from 172.22.0.7 (invalid authentication) R1(config-if)# *Mar 8 17:34:08.798: RIP: sending v2 update to 172.22.0.4 via FastEthernet0/0 (172.22.0.1) *Mar 8 17:34:08.798: RIP: build update entries *Mar 8 17:34:08.798: 172.22.81.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:34:08.798: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R1(config-if)# *Mar 8 17:34:16.050: RIP: sending v2 update to 224.0.0.9 via Loopback0 (172.22.81.1) *Mar 8 17:34:16.050: RIP: build update entries *Mar 8 17:34:16.050: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:34:16.050: 172.22.3.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:34:16.050: 172.22.34.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:34:16.050: 172.22.36.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:34:16.054: 172.22.45.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:34:16.054: 172.22.83.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:34:16.054: 172.22.84.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:34:16.054: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R1(config-if)# *Mar 8 17:34:16.058: RIP: ignored v2 packet from 172.22.81.1 (sourced from one of our addresses) R1(config-if)# *Mar 8 17:34:22.693: RIP: sending v2 update to 172.22.0.4 via FastEthernet0/0 (172.22.0.1) *Mar 8 17:34:22.693: RIP: build update entries *Mar 8 17:34:22.693: 172.22.81.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:34:22.693: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R1(config-if)# *Mar 8 17:34:28.795: RIP: received packet with MD5 authentication *Mar 8 17:34:28.795: RIP: received v2 update from 172.22.0.4 on FastEthernet0/0 *Mar 8 17:34:28.799: 172.22.3.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:34:28.799: 172.22.34.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:34:28.799: 172.22.36.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:34:28.799: 172.22.45.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:34:28.799: 172.22.83.0/24 via 0.0.0.0 in 2 hops *Mar 8 17:34:28.799: 172.22.84.0/24 via 0.0.0.0 in 1 hops *Mar 8 17:34:28.803: 172.22.124.0/27 via 0.0.0.0 in 1 hops R1(config-if)# *Mar 8 17:34:34.216: RIP: ignored v2 packet from 172.22.0.7 (invalid authentication) R1(config-if)# *Mar 8 17:34:37.666: RIP: sending v2 update to 172.22.0.4 via FastEthernet0/0 (172.22.0.1) *Mar 8 17:34:37.666: RIP: build update entries *Mar 8 17:34:37.666: 172.22.81.0/24 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:34:37.666: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R1(config-if)# *Mar 8 17:34:44.713: RIP: sending v2 update to 224.0.0.9 via Loopback0 (172.22.81.1) *Mar 8 17:34:44.713: RIP: build update entries *Mar 8 17:34:44.713: 172.22.0.0/26 via 0.0.0.0, metric 1, tag 0 *Mar 8 17:34:44.713: 172.22.3.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:34:44.713: 172.22.34.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:34:44.713: 172.22.36.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:34:44.717: 172.22.45.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:34:44.717: 172.22.83.0/24 via 0.0.0.0, metric 3, tag 0 *Mar 8 17:34:44.717: 172.22.84.0/24 via 0.0.0.0, metric 2, tag 0 *Mar 8 17:34:44.717: 172.22.124.0/27 via 0.0.0.0, metric 1, tag 0 R1(config-if)#do *Mar 8 17:34:44.721: RIP: ignored v2 packet from 172.22.81.1 (sourced from one of our addresses) R1(config-if)#do u all All possible debugging has been turned off R1(config-if)# RACK98AS>3 [Resuming connection 3 to r3 ... ] R3(config-if)# R3(config-if)# R3(config-if)#do wr Building configuration... RACK98AS>4 [Resuming connection 4 to r4 ... ] R4(config-if)#do wr Building configuration... [OK] R4(config-if)# R4(config-if)# RACK98AS>3 [Resuming connection 3 to r3 ... ] [OK] R3(confi R3(config-if)#int lo p 120 R3(config-if)#ip add *Mar 18 17:58:14.927: %LINK-3-UPDOWN: Interface Loopback120, changed state to up *Mar 18 17:58:15.927: %LINEPROTO-5-UPDOWN: Line protocol on Interface Loopback120, changed state to up R3(config-if)#ip add 172.22.3.3 255.255.255.255 % 172.22.3.3 overlaps with FastEthernet0/0 R3(config-if)#int fa 0/0 R3(config-if)#shut R3(config-if)#shutint fa 0/0p add 172.22.3.3 255.255.255.255nt lo 120  *Mar 18 17:58:28.015: %LINK-5-CHANGED: Interface FastEthernet0/0, changed state to administratively down *Mar 18 17:58:29.015: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to down R3(config-if)#int lo 120 R3(config-if)#int lo 120shut int fa 0/0p add 172.22.3.3 255.255.255.255 R3(config-if)#ip add 172.22.3.3 255.255.255.25533.3 255.255.255.255 R3(config-if)#int fa 0/0 R3(config-if)#no shut R3(config-if)# RACK98AS>4 [Resuming connection 4 to r4 ... ] R4(config-if)#int lo 120 R4(config-if)#ip add 172. *Mar 18 17:55:43.715: %LINEPROTO-5-UPDOWN: Line protocol on Interface Loopback120, changed state to up R4(config-if)#ip add 172.22.4.4 255.255.255.255 R4(config-if)#ip add 172.22.4.4 255.255.255.25544.4 255.255.255.255 R4(config-if)#doi sh       ip    sh ip route rip 172.22.0.0/16 is variably subnetted, 11 subnets, 4 masks R 172.22.33.3/32 [120/1] via 172.22.34.3, 00:00:24, FastEthernet0/1 R 172.22.36.0/24 [120/1] via 172.22.34.3, 00:00:24, FastEthernet0/1 R 172.22.3.0/24 [120/1] via 172.22.34.3, 00:00:24, FastEthernet0/1 R 172.22.83.0/24 [120/1] via 172.22.34.3, 00:00:24, FastEthernet0/1 R 172.22.81.0/24 [120/1] via 172.22.0.1, 00:00:07, FastEthernet0/0 R4(config-if)# RACK98AS>8 [Resuming connection 8 to s1 ... ] 19:42:45: %LINEPROT S1#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 not set 172.22.0.0/16 is variably subnetted, 11 subnets, 3 masks R 172.22.44.4/32 [120/1] via 172.22.34.4, 00:00:05, Vlan34 R 172.22.45.0/24 [120/1] via 172.22.34.4, 00:00:05, Vlan34 C 172.22.34.0/24 is directly connected, Vlan34 R 172.22.33.3/32 [120/1] via 172.22.34.3, 00:00:08, Vlan34 R 172.22.36.0/24 [120/1] via 172.22.34.3, 00:00:08, Vlan34 R 172.22.3.0/24 [120/1] via 172.22.34.3, 00:00:08, Vlan34 R 172.22.0.0/24 [120/1] via 172.22.34.4, 00:00:05, Vlan34 R 172.22.124.0/27 [120/1] via 172.22.34.4, 00:00:06, Vlan34 R 172.22.83.0/24 [120/1] via 172.22.34.3, 00:00:08, Vlan34 R 172.22.81.0/24 [120/2] via 172.22.34.4, 00:00:06, Vlan34 R 172.22.84.0/24 [120/1] via 172.22.34.4, 00:00:06, Vlan34 S1#p 172.22.33.33  Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.22.33.3, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 1/1/4 ms S1#p 172.22.33.3.3  Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.22.3.3, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms S1#p 172.22.81.1.1 % Unrecognized host or address, or protocol not running. S1#p 172.22.81.1.1   Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.22.81.1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms S1# RACK98AS>3 [Resuming connection 3 to r3 ... ] *Mar 18 17:59: R3(config-if)#do p 172.22.81.1 soiu lo       u lk o 120 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.22.81.1, timeout is 2 seconds: Packet sent with a source address of 172.22.33.3 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms R3(config-if)# [Connection to r3 closed by foreign host] RACK98AS>