=~=~=~=~=~=~=~=~=~=~=~= PuTTY log 2006.04.28 11:22:37 =~=~=~=~=~=~=~=~=~=~=~= RACK13AS>6 [Resuming connection 6 to r6 ... ] 16: S6#confi gt ^ % Invalid input detected at '^' marker. S6#config t Enter configuration commands, one per line. End with CNTL/Z. S6(config)#rouetr bgp         ter bgp 300 S6(config-router)#bgp rou S6(config-router)#bgp router-id 6.6.6.6 S6(config-router)#no auto S6(config-router)#no auto-summary S6(config-router)#net 17.57.101.0 mask 255.255.255.0 S6(config-router)#net 17.57.101.0 mask 255.255.255.0.0 mask 255.255.255.0 2.0 mask 255.255.255.0 S6(config-router)#net 17.57.102.0 mask 255.255.255.0.0 mask 255.255.255.0 3.0 mask 255.255.255.0 S6(config-router)#net 17.57.103.0 mask 255.255.255.0.0 mask 255.255.255.0 0.0 mask 255.255.255.0 S6(config-router)#net 60.0.0.0 S6(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 17.0.0.0/24 is subnetted, 4 subnets C 17.57.100.0 is directly connected, FastEthernet0/1 C 17.57.101.0 is directly connected, Loopback0 C 17.57.102.0 is directly connected, Loopback1 C 17.57.103.0 is directly connected, Loopback2 C 60.0.0.0/8 is directly connected, Loopback99 S6(config-router)#do sh ip          nei 17.57.100.1 remote 100   300 S6(config-router)#do sh ip proto *** IP Routing is NSF aware *** Routing Protocol is "bgp 300" Outgoing update filter list for all interfaces is not set Incoming update filter list for all interfaces is not set IGP synchronization is disabled Automatic route summarization is disabled Neighbor(s): Address FiltIn FiltOut DistIn DistOut Weight RouteMap 17.57.100.1 Maximum path: 1 Routing Information Sources: Gateway Distance Last Update Distance: external 20 internal 200 local 200 S6(config-router)#^Z S6# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#roputer     uter bgp 300 R1(config-router)#bgp rou R1(config-router)#bgp router-id 1.1.1.1 R1(config-router)#no autp R1(config-router)#no autp o R1(config-router)#no auto-summary R1(config-router)#net 10.0.0.0 R1(config-router)#net 208.28.1.64 mask 255.255.255.240 R1(config-router)#net 180.40.7.128 mask 255.255.255.224 R1(config-router)#net 180.40.7.128 mask 255.255.255.2248 mask 255.255.255.224  mask 255.255.255.224  mask 255.255.255.224 6 mask 255.255.255.2244 mask 255.255.255.224 R1(config-router)#net 180.40.7.64 mask 255.255.255.224128 mask 255.255.255.224208.28.1.64 mask 255.255.255.240  8 mask 255.255.255.248  mask 255.255.255.248 0 mask 255.255.255.248 R1(config-router)#nei 208.28./ 1.65 remote 200 R1(config-router)#nei 180.40.7.129 remote 100 R1(config-router)#nei 180.40.7.129 remote 100 remote 100  remote 100  remote 100 6 remote 1005 remote 100 R1(config-router)#nei 180.40.7.65 remote 100129 remote 100208.28.1.65 remote 200 t 208.28.1.0 mask 255.255.255.248i 208.28.1.65 remote 200 000 100 remote 100  remote 100 2 remote 100 R1(config-router)#^Z R1# RACK13AS> [Resuming connection 1 to r1 ... ] *Mar R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#rouetr bgp         ter bgp 300 R1(config-router)#nei router bgp 300nei router bgp 300nei 17.100  57   57.100.2 remote 300 R1(config-router)#nei 17.57.100.2 remote 300          ne R1(config-router)#nei 17.57.100.2 next-hop-s R1(config-router)#nei 17.57.100.2 next-hop-self R1(config-router)# *Mar 1 17:46:11.230: %BGP-5-ADJCHANGE: neighbor 17.57.100.2 Up R1(config-router)#nei 17.57.100.2 next-hop-self nnei 17.57.100.2 next-hop-self onei 17.57.100.2 next-hop-self  nei 17.57.100.2 next-hop-self  R1(config-router)#^Z R1# RACK13AS>6 [Resuming connection 6 to r6 ... ] 17: 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 not set 17.0.0.0/24 is subnetted, 4 subnets C 17.57.100.0 is directly connected, FastEthernet0/1 C 17.57.101.0 is directly connected, Loopback0 C 17.57.102.0 is directly connected, Loopback1 C 17.57.103.0 is directly connected, Loopback2 B 10.0.0.0/8 [200/0] via 17.57.100.1, 00:00:50 208.28.1.0/24 is variably subnetted, 2 subnets, 2 masks B 208.28.1.64/28 [200/0] via 17.57.100.1, 00:00:50 B 208.28.1.0/29 [200/0] via 17.57.100.1, 00:00:50 180.40.0.0/27 is subnetted, 2 subnets B 180.40.7.128 [200/0] via 17.57.100.1, 00:00:51 B 180.40.7.64 [200/0] via 17.57.100.1, 00:00:51 C 60.0.0.0/8 is directly connected, Loopback99 S6# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#router bgp 200 S5(config-router)#bgp rout S5(config-router)#bgp router-id 5.5.5.5 S5(config-router)#no autpo  o S5(config-router)#net 50.0.0.0 S5(config-router)#net 208.28.1.128 mask 255.25. 5.255.225 4 S5(config-router)#nei 208.28.1.66 route S5(config-router)#nei 208.28.1.66 route-     re  em S5(config-router)#nei 208.28.1.66 remot S5(config-router)#nei 208.28.1.66 remote-as 300 S5(config-router)#nei 208.28.1.129 remote 100 S5(config-router)#^Z S5# 17:50:09: %SYS-5-CONFIG_I: Configured from console by console S5# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router bgp 100 R2(config-router)#bgp rou  R2(config-router)#bgp router-id 2.2.2.2 R2(config-router)#no auto R2(config-router)#net 20.0.0.0 R2(config-router)#net 180.40.7.0 mask 255.255.255.224 R2(config-router)#nei 20 8 08.28.1.130 remote 200 R2(config-router)#nei 180.40.7.130 remote 1 300 R2(config-router)#nei 180.40.7.130 remote 300 remote 300  remote 300  remote 300 6 remote 3006 remote 300 R2(config-router)#nei 180.40.7.66 remote 300000 1006 remote 100  remote 100 3 remote 100 R2(config-router)#nei 180.40.7.3 remote 100          ne R2(config-router)#nei 180.40.7.3 next-hop-s R2(config-router)#nei 180.40.7.3 next-hop-self R2(config-router)# *Mar 1 17:48:47.141: %BGP-5-ADJCHANGE: neighbor 208.28.1.130 Up R2(config-router)#^Z R2# *Mar 1 17:48:56.576: %SYS-5-CONFIG_I: Configured from console by console R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router bgp 100 R3(config-router)#rout R3(config-router)#rout    bgp rout R3(config-router)#bgp router-id 1 3.3.3.3 R3(config-router)#no autop  o R3(config-router)#net 30.0.0.0 R3(config-router)#nei 180.40.7.2 remote 100 R3(config-router)#nei 180.40.7.2 remote 100          n R3(config-router)#nei 180.40.7.2 next-hop-s R3(config-router)#nei 180.40.7.2 next-hop-self R3(config-router)#nei 208.28.1.1 remote 300 R3(config-router)#nei 17.80.1.2 remote 1900   00 R3(config-router)#nei 17.80.1.2 remote 100          ne R3(config-router)#nei 17.80.1.2 next-hop- *Mar 1 17:52:02.112: %BGP-5-ADJCHANGE: neighbor 180.40.7.2 Up R3(config-router)#nei 17.80.1.2 next-hop-s R3(config-router)#nei 17.80.1.2 next-hop-self R3(config-router)# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#rotuer bgp          uter bgp 100 R4(config-router)#no auto R4(config-router)#r bgp router 4.4.4.4 R4(config-router)#net 40.0.0.0 R4(config-router)#net 17.80.1.0 mask 255.255.255.0 R4(config-router)#do sh ip int brie Interface IP-Address OK? Method Status Protocol FastEthernet0/0 17.80.1.2 YES TFTP up up ATM1/0 192.10.32.13 YES TFTP up up Loopback0 unassigned YES unset up up Loopback99 40.1.1.1 YES TFTP up up R4(config-router)#'int lo 0 ^ % Invalid input detected at '^' marker. R4(config-router)#'int lo 0'int lo 0  R4(config-if)#ip address 17.80.0.0 255.255.255.0 Bad mask /24 for address 17.80.0.0 R4(config-if)#ip address 17.80.0.0 255.255.255.0 255.255.255.0 1 255.255.255.0 R4(config-if)#ip address 17.80.0.1 255.255.255.00 255.255.255.0nt lo 0  1 R4(config-if)#int lo 1p address 17.80.0.1 255.255.255.0.1 255.255.255.0 2.1 255.255.255.0 R4(config-if)#ip address 17.80.2.1 255.255.255.0nt lo 1  2 R4(config-if)#int lo 2p address 17.80.2.1 255.255.255.0.2.1 255.255.255.0 3.1 255.255.255.0 R4(config-if)# R4(config-if)# R4(config-if)# R4(config-if)#nei 17.80- .1.1 remote   R4(config-if)#nei 17.80.1.1 remote                      router bgp 10-0 ^ % Invalid input detected at '^' marker. R4(config)#router bgp 10-00  R4(config-router)#nei 17.80.1.1 e remote 100 R4(config-router)# 18:00:34: %BGP-5-ADJCHANGE: neighbor 17.80.1.1 Up R4(config-router)#^Z R4#sh i 18:00:36: %SYS-5-CONFIG_I: Configured from console by console R4#sh ip bgp BGP table version is 14, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i R4#   RACK13AS>3 [Resuming connection 3 to r3 ... ] * R3(config-router)#nei 17.80.1.2 next-hop-self               rou R3(config-router)#nei 17.80.1.2 route-r R3(config-router)#nei 17.80.1.2 route-reflector-client R3(config-router)# *Mar 1 17:59:11.396: %BGP-5-ADJCHANGE: neighbor 17.80.1.2 Down RR client config change R3(config-router)# RACK13AS>4 [Resuming connection 4 to r4 ... ] 18: R4#sh ip bgp BGP table version is 25, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 17.80.1.0/24 0.0.0.0 0 32768 i *> 40.0.0.0 0.0.0.0 0 32768 i R4# 18:02:01: %BGP-5-ADJCHANGE: neighbor 17.80.1.1 Up R4#sh ip bgp BGP table version is 36, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i * i20.0.0.0 180.40.7.2 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i * i50.0.0.0 180.40.7.2 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i * i180.40.7.0/27 180.40.7.2 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i * i208.28.1.128/27 180.40.7.2 0 100 0 200 i R4# RACK13AS>c3 [confirm] [OK] RACK13AS> [Resuming connection 4 to r4 ... ] R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] * [Connection to r3 closed by foreign host] RACK13AS> [Resuming connection 4 to r4 ... ] R4# RACK13AS>r3 Translating "r3" Trying R3 (1.1.1.1, 2003)... Open ! ************************************************************** Global Knowledge Hands-On Labs Access Server Access is restricted to Global Knowledge CCIE Students ************************************************************** Please re-enter your password. (This is the same password you used to log onto the Lab website.) If you see a username prompt, please wait 40 seconds and try again. If the username prompt persists, please reset equipment from your "Pod x" link. User Access Verification Password: Password OK R3(config-router)# R3(config-router)#nei 17.80.1.2 route-reflector-client next-hop-self remote 100 208.28.1.1 remote 300180.40.7.2 next-hop-self               rou R3(config-router)#nei 180.40.7.2 route-e r R3(config-router)#nei 180.40.7.2 route-reflector-client R3(config-router)# *Mar 1 18:03:11.426: %BGP-5-ADJCHANGE: neighbor 180.40.7.2 Down RR client config change R3(config-router)# *Mar 1 18:03:38.133: %BGP-5-ADJCHANGE: neighbor 180.40.7.2 Up R3(config-router)#^Z R3# *Mar 1 18:03:45.806: %SYS-5-CONFIG_I: Configured from console by console R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router bgp 100 R3(config-router)# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh ip bgp BGP table version is 40, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i * i20.0.0.0 180.40.7.2 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i * i50.0.0.0 180.40.7.2 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i * i180.40.7.0/27 180.40.7.2 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i * i208.28.1.128/27 180.40.7.2 0 100 0 200 i R4# sh ip bgp BGP table version is 40, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i * i20.0.0.0 180.40.7.2 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i * i50.0.0.0 180.40.7.2 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i * i180.40.7.0/27 180.40.7.2 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i * i208.28.1.128/27 180.40.7.2 0 100 0 200 i R4#  config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#route R4(config)#route-m R4(config)#route-map Prob1 R4(config-route-map)#set ip ne R4(config-route-map)#set ip next-hop ? A.B.C.D IP address of next hop peer-address Use peer address (for BGP only) verify-availability Verify if nexthop is a CDP neighbor R4(config-route-map)#set ip next-hop pe R4(config-route-map)#set ip next-hop peer-address R4(config-route-map)#router bgp 100 R4(config-router)#nei 17.80.1.1 rou R4(config-router)#nei 17.80.1.1 route-m R4(config-router)#nei 17.80.1.1 route-map PROB   rob1 in R4(config-router)#^Z R4#config tsh ip bgp 18:07:44: %SYS-5-CONFIG_I: Configured from console by console R4#sh ip bgpconfig t sh ip bgp BGP table version is 40, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i * i20.0.0.0 180.40.7.2 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i * i50.0.0.0 180.40.7.2 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i * i180.40.7.0/27 180.40.7.2 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i * i208.28.1.128/27 180.40.7.2 0 100 0 200 i R4#clea ip    ip bgp * in R4#clea ip bgp * insh ip bgp  BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3(config-router)#router bgp 100nei 180.40.7.2 route-reflector-client 7.80.1.2 route-reflector-client next-hop-self remote 100 next-hop-self nnei 17.80.1.2 next-hop-self onei 17.80.1.2 next-hop-self  nei 17.80.1.2 next-hop-self  R3(config-router)#no nei 17.80.1.2 next-hop-self router bgp 100 nei 180.40.7.2 route-reflector-client 7.80.1.2 route-reflector-client next-hop-self remote 100 208.28.1.1 remote 300180.40.7.2 next-hop-self nnei 180.40.7.2 next-hop-self onei 180.40.7.2 next-hop-self  nei 180.40.7.2 next-hop-self  R3(config-router)#^Z R3# RACK13AS> [Resuming connection 3 to r3 ... ] *Mar R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#route R3(config)#route- R3(config)#route-map Prob1 R3(config-route-map)#set ip he  ne R3(config-route-map)#set ip next-hop 180.40.7.3 % Warning: Next hop address is our address R3(config-route-map)#do sh rn |   un | b route-map route-map Prob1 permit 10 set ip next-hop 180.40.7.3 ! ! ! ! ! ! dial-peer cor custom ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 login ! ! end --More--   R3(config-route-map)#router bgp 100 R3(config-router)#nei 180. 40.7..40.7.40.7.2 rout R3(config-router)#nei 180.40.7.2 route-m R3(config-router)#nei 180.40.7.2 route-map Prob1 out R3(config-router)#do cli  ip bgp * out % Ambiguous command: "cl ip bgp * out" R3(config-router)#do cl ip bgp * outle ip bgp * outa ip bgp * out R3(config-router)# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Mar R2#sh ip bgp BGP table version is 33, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i17.57.100.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.101.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.102.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.103.0/24 180.40.7.3 0 100 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i *>i17.80.1.0/24 180.40.7.3 0 100 0 i *> 20.0.0.0 0.0.0.0 0 32768 i *>i30.0.0.0 180.40.7.3 0 100 0 i *>i40.0.0.0 180.40.7.3 0 100 0 i * 50.0.0.0 180.40.7.130 0 300 200 i * 180.40.7.66 0 300 200 i *> 208.28.1.130 0 0 200 i * i60.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i *> 180.40.7.0/27 0.0.0.0 0 32768 i r i180.40.7.64/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i r 208.28.1.130 0 200 300 i r i180.40.7.128/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i --More--   R2# RACK13AS> [Resuming connection 2 to r2 ... ] R2#sh ip bgp BGP table version is 33, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i17.57.100.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.101.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.102.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.103.0/24 180.40.7.3 0 100 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i *>i17.80.1.0/24 180.40.7.3 0 100 0 i *> 20.0.0.0 0.0.0.0 0 32768 i *>i30.0.0.0 180.40.7.3 0 100 0 i *>i40.0.0.0 180.40.7.3 0 100 0 i * 50.0.0.0 180.40.7.130 0 300 200 i * 180.40.7.66 0 300 200 i *> 208.28.1.130 0 0 200 i * i60.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i *> 180.40.7.0/27 0.0.0.0 0 32768 i r i180.40.7.64/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i r 208.28.1.130 0 200 300 i r i180.40.7.128/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path r 208.28.1.130 0 200 300 i * i208.28.1.0/29 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i208.28.1.64/28 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i r 208.28.1.128/27 180.40.7.130 0 300 200 i r 180.40.7.66 0 300 200 i r> 208.28.1.130 0 0 200 i R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3(config-router)#do sh ip bgpo  BGP table version is 45, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i17.57.100.0/24 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 300 i * i17.57.101.0/24 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 300 i * i17.57.102.0/24 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 300 i * i17.57.103.0/24 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 300 i r>i17.80.1.0/24 17.80.1.2 0 100 0 i *>i20.0.0.0 180.40.7.2 0 100 0 i *> 30.0.0.0 0.0.0.0 0 32768 i *>i40.0.0.0 17.80.1.2 0 100 0 i *>i50.0.0.0 180.40.7.2 0 100 0 200 i * 208.28.1.1 0 300 200 i * i60.0.0.0 180.40.7.2 0 100 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path *> 208.28.1.1 0 300 i r>i180.40.7.0/27 180.40.7.2 0 100 0 i * i180.40.7.64/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i180.40.7.128/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i r i208.28.1.0/29 180.40.7.2 0 100 0 300 i r> 208.28.1.1 0 0 300 i * i208.28.1.64/28 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i *>i208.28.1.128/27 180.40.7.2 0 100 0 200 i * 208.28.1.1 0 300 200 i R3(config-router)# ^Z R3# *Mar 1 18:10:03.165: %SYS-5-CONFIG_I: Configured from console by console R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#ping 17.57.101.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 17.57.101.1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 56/57/60 ms R4#ping 17.57.101.1                  sh ip bgp BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4#  config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#router bgp 100 R4(config-router)#net 17.80.0.0 mask 255.255.255.0 R4(config-router)#net 17.80.0.0 mask 255.255.255.0.0 mask 255.255.255.0 2.0 mask 255.255.255.0 R4(config-router)#net 17.80.2.0 mask 255.255.255.0.0 mask 255.255.255.0 3.0 mask 255.255.255.0 R4(config-router)#^Z R4# 18:13:15: %SYS-5-CONFIG_I: Configured from console by console R4#sh ip bgp BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4# sh ip bgp BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4# sh ip bgp BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4# sh ip bgp BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4#sh ip bgp BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4# sh ip bgp BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4#sh ip bgp BGP table version is 44, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4#sh ip bgp BGP table version is 47, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 0 100 0 300 i *>i17.57.101.0/24 17.80.1.1 0 100 0 300 i *>i17.57.102.0/24 17.80.1.1 0 100 0 300 i *>i17.57.103.0/24 17.80.1.1 0 100 0 300 i *> 17.80.0.0/24 0.0.0.0 0 32768 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *> 17.80.2.0/24 0.0.0.0 0 32768 i *> 17.80.3.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 0 100 0 200 i *>i60.0.0.0 17.80.1.1 0 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 0 100 0 200 i R4#sh ip bgpconfig t sh ip bgp config t sh ip bgp config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#rouetr bgp         ter bgp 100 R4(config-router)#bbg  gp ? always-compare-med Allow comparing MED from different neighbors bestpath Change the default bestpath selection client-to-client Configure client to client route reflection cluster-id Configure Route-Reflector Cluster-id (peers may reset) confederation AS confederation parameters dampening Enable route-flap dampening default Configure BGP defaults deterministic-med Pick the best-MED path among paths advertised from the neighboring AS dmzlink-bw Use DMZ Link Bandwidth as weight for BGP multipaths enforce-first-as Enforce the first AS for EBGP routes(default) fast-external-fallover Immediately reset session if a link to a directly connected external peer goes down graceful-restart Graceful restart capability parameters inject-map Routemap which specifies prefixes to inject log-neighbor-changes Log neighbor up/down and reset reason maxas-limit Allow AS-PATH attribute from any neighbor imposing a limit on number of ASes redistribute-internal Allow redistribution of iBGP into IGPs (dangerous) router-id Override configured router identifier (peers will reset) --More--   scan-time Configure background scanner interval suppress-inactive Suppress routes that are not in the routing table update-delay Set the max initial delay for sending update upgrade-cli upgrade cli R4(config-router)#bgp sc R4(config-router)#bgp scan-time ? <5-60> Scanner interval (seconds) R4(config-router)#bgp scan-time               ^Z R4# 18:15:40: %SYS-5-CONFIG_I: Configured from console by console R4#ping 17.57.101 1 sou 17.80.0.1 ^ % Invalid input detected at '^' marker. R4#ping 17.57.101 1 sou 17.80.0.11 sou 17.80.0.1 .1 sou 17.80.0.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 17.57.101.1, timeout is 2 seconds: Packet sent with a source address of 17.80.0.1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 72/72/76 ms R4#ping 17.57.101.1 sou 17.80.0.1 sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1  sou 17.80.0.1 5 sou 17.80.0.10 sou 17.80.0.1. sou 17.80.0.11 sou 17.80.0.1. sou 17.80.0.11 sou 17.80.0.1. sou 17.80.0.11 sou 17.80.0.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 50.1.1.1, timeout is 2 seconds: Packet sent with a source address of 17.80.0.1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 28/31/32 ms R4#sh ip route sum IP routing table name is Default-IP-Routing-Table(0) Route Source Networks Subnets Overhead Memory (bytes) connected 2 4 384 912 static 0 0 0 0 bgp 100 5 10 960 2280 External: 0 Internal: 15 Local: 0 internal 3 3516 Total 10 14 1344 6708 R4# RACK13AS>6 [Resuming connection 6 to r6 ... ] S6#sh ip rout sum IP routing table name is Default-IP-Routing-Table(0) IP routing table maximum-paths is 32 Route Source Networks Subnets Overhead Memory (bytes) connected 1 4 320 760 static 0 0 0 0 bgp 300 5 10 960 2280 External: 0 Internal: 15 Local: 0 internal 3 3516 Total 9 14 1280 6556 S6# RACK13AS>5 [Resuming connection 5 to r5 ... ] 17:5 S5#sh ip route sum IP routing table name is Default-IP-Routing-Table(0) IP routing table maximum-paths is 32 Route Source Networks Subnets Overhead Memory (bytes) connected 1 2 192 456 static 0 0 0 0 bgp 200 5 13 1152 2736 External: 18 Internal: 0 Local: 0 internal 3 3516 Total 9 15 1344 6708 S5#sh ip rou 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, 8 subnets B 17.80.1.0 [20/0] via 208.28.1.129, 00:06:58 B 17.80.0.0 [20/0] via 208.28.1.129, 00:03:32 B 17.80.3.0 [20/0] via 208.28.1.129, 00:03:32 B 17.80.2.0 [20/0] via 208.28.1.129, 00:03:32 B 17.57.100.0 [20/0] via 208.28.1.66, 00:26:18 B 17.57.101.0 [20/0] via 208.28.1.66, 00:26:18 B 17.57.102.0 [20/0] via 208.28.1.66, 00:26:18 B 17.57.103.0 [20/0] via 208.28.1.66, 00:26:18 C 50.0.0.0/8 is directly connected, Loopback99 B 20.0.0.0/8 [20/0] via 208.28.1.129, 00:26:18 B 40.0.0.0/8 [20/0] via 208.28.1.129, 00:06:59 B 10.0.0.0/8 [20/0] via 208.28.1.66, 00:26:18 --More--   208.28.1.0/24 is variably subnetted, 4 subnets, 3 masks C 208.28.1.128/27 is directly connected, Vlan20 C 208.28.1.64/29 is directly connected, Vlan10 B 208.28.1.64/28 [20/0] via 208.28.1.66, 00:26:19 B 208.28.1.0/29 [20/0] via 208.28.1.66, 00:26:19 180.40.0.0/27 is subnetted, 3 subnets B 180.40.7.128 [20/0] via 208.28.1.66, 00:26:19 B 180.40.7.0 [20/0] via 208.28.1.129, 00:26:19 B 180.40.7.64 [20/0] via 208.28.1.66, 00:26:19 B 60.0.0.0/8 [20/0] via 208.28.1.66, 00:26:20 B 30.0.0.0/8 [20/0] via 208.28.1.129, 00:11:23 S5# 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, 8 subnets C 17.80.1.0 is directly connected, FastEthernet0/0 C 17.80.0.0 is directly connected, Loopback0 C 17.80.3.0 is directly connected, Loopback2 C 17.80.2.0 is directly connected, Loopback1 B 17.57.100.0 [200/0] via 17.80.1.1, 00:15:38 B 17.57.101.0 [200/0] via 17.80.1.1, 00:15:38 B 17.57.102.0 [200/0] via 17.80.1.1, 00:15:38 B 17.57.103.0 [200/0] via 17.80.1.1, 00:15:38 B 50.0.0.0/8 [200/0] via 17.80.1.1, 00:09:41 B 20.0.0.0/8 [200/0] via 17.80.1.1, 00:09:41 C 40.0.0.0/8 is directly connected, Loopback99 B 10.0.0.0/8 [200/0] via 17.80.1.1, 00:15:39 --More--   208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks B 208.28.1.128/27 [200/0] via 17.80.1.1, 00:09:41 B 208.28.1.64/28 [200/0] via 17.80.1.1, 00:15:40 B 208.28.1.0/29 [200/0] via 17.80.1.1, 00:15:40 C 192.10.32.0/24 is directly connected, ATM1/0 180.40.0.0/27 is subnetted, 3 subnets B 180.40.7.128 [200/0] via 17.80.1.1, 00:15:40 B 180.40.7.0 [200/0] via 17.80.1.1, 00:09:41 B 180.40.7.64 [200/0] via 17.80.1.1, 00:15:40 B 60.0.0.0/8 [200/0] via 17.80.1.1, 00:15:40 B 30.0.0.0/8 [200/0] via 17.80.1.1, 00:15:40 R4# R4# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh ip bgp sum BGP router identifier 5.5.5.5, local AS number 200 BGP table version is 29, main routing table version 29 20 network entries using 2260 bytes of memory 38 path entries using 1976 bytes of memory 8/5 BGP path/bestpath attribute entries using 864 bytes of memory 4 BGP AS-PATH entries using 96 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 5196 total bytes of memory BGP activity 20/0 prefixes, 41/3 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 208.28.1.66 4 300 42 45 29 0 0 00:29:29 18 208.28.1.129 4 100 40 44 29 0 0 00:28:26 18 S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#int vlan 10 S5(config-if)#ip add 208.28.1.65 255.255.255.240 S5(config-if)#^Z S5#config tsh ip bgp sum 18:20:36: %SYS-5-CONFIG_I: Configured from console by console S5#sh ip bgp sumrou te sum IP routing table name is Default-IP-Routing-Table(0) IP routing table maximum-paths is 32 Route Source Networks Subnets Overhead Memory (bytes) connected 1 2 192 456 static 0 0 0 0 bgp 200 5 12 1088 2584 External: 17 Internal: 0 Local: 0 internal 3 3516 Total 9 14 1280 6556 S5#   RACK13AS>3 2 [Resuming connection 2 to r2 ... ] R2#sh ip route sum IP routing table name is Default-IP-Routing-Table(0) Route Source Networks Subnets Overhead Memory (bytes) connected 1 4 320 760 static 0 0 0 0 bgp 100 5 10 960 2280 External: 9 Internal: 6 Local: 0 internal 3 3516 Total 9 14 1280 6556 R2#sh ip bgp BGP table version is 36, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i17.57.100.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.101.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.102.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.103.0/24 180.40.7.3 0 100 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i *>i17.80.0.0/24 180.40.7.3 0 100 0 i *>i17.80.1.0/24 180.40.7.3 0 100 0 i *>i17.80.2.0/24 180.40.7.3 0 100 0 i *>i17.80.3.0/24 180.40.7.3 0 100 0 i *> 20.0.0.0 0.0.0.0 0 32768 i *>i30.0.0.0 180.40.7.3 0 100 0 i *>i40.0.0.0 180.40.7.3 0 100 0 i * 50.0.0.0 180.40.7.130 0 300 200 i * 180.40.7.66 0 300 200 i *> 208.28.1.130 0 0 200 i * i60.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i *> 180.40.7.0/27 0.0.0.0 0 32768 i r i180.40.7.64/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i r 208.28.1.130 0 200 300 i --More--   Network Next Hop Metric LocPrf Weight Path r i180.40.7.128/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i r 208.28.1.130 0 200 300 i * i208.28.1.0/29 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i208.28.1.64/28 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i r 208.28.1.128/27 180.40.7.130 0 300 200 i r 180.40.7.66 0 300 200 i r> 208.28.1.130 0 0 200 i R2# R2# R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Ma R1#sh run | b bgp router bgp 300 no synchronization bgp router-id 1.1.1.1 bgp log-neighbor-changes network 10.0.0.0 network 180.40.7.64 mask 255.255.255.224 network 180.40.7.128 mask 255.255.255.224 network 208.28.1.0 mask 255.255.255.248 network 208.28.1.64 mask 255.255.255.240 neighbor 17.57.100.2 remote-as 300 neighbor 180.40.7.65 remote-as 100 neighbor 180.40.7.129 remote-as 100 neighbor 208.28.1.2 remote-as 100 neighbor 208.28.1.65 remote-as 200 no auto-summary ! no ip http server ip classless ! ! ! ! ! --More--   R1# R1# R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run | b bgp router bgp 100 no synchronization bgp router-id 2.2.2.2 bgp log-neighbor-changes network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 neighbor 180.40.7.3 remote-as 100 neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.130 remote-as 300 neighbor 208.28.1.130 remote-as 200 no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! ! ! ! ! --More--   R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh run } b   | b bgp router bgp 100 no synchronization bgp router-id 3.3.3.3 bgp log-neighbor-changes network 30.0.0.0 neighbor 17.80.1.2 remote-as 100 neighbor 17.80.1.2 route-reflector-client neighbor 180.40.7.2 remote-as 100 neighbor 180.40.7.2 route-reflector-client neighbor 180.40.7.2 route-map Prob1 out neighbor 208.28.1.1 remote-as 300 no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! route-map Prob1 permit 10 set ip next-hop 180.40.7.3 ! ! --More--   R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh run | b bgp router bgp 100 no synchronization bgp router-id 4.4.4.4 bgp log-neighbor-changes network 17.80.0.0 mask 255.255.255.0 network 17.80.1.0 mask 255.255.255.0 network 17.80.2.0 mask 255.255.255.0 network 17.80.3.0 mask 255.255.255.0 network 40.0.0.0 neighbor 17.80.1.1 remote-as 100 neighbor 17.80.1.1 route-map Prob1 in no auto-summary ! no ip http server no ip http secure-server ip classless ! ! ! route-map Prob1 permit 10 set ip next-hop peer-address ! ! --More--   R4# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh run | b bgp router bgp 200 no synchronization bgp router-id 5.5.5.5 bgp log-neighbor-changes network 50.0.0.0 network 208.28.1.128 mask 255.255.255.224 neighbor 208.28.1.66 remote-as 300 neighbor 208.28.1.129 remote-as 100 no auto-summary ! ip classless ip http server ip http secure-server ! ! ! control-plane ! ! line con 0 exec-timeout 0 0 logging synchronous line vty 0 4 --More--   S5# RACK13AS>6 [Resuming connection 6 to r6 ... ] S6#sh run | b bgp router bgp 300 no synchronization bgp router-id 6.6.6.6 bgp log-neighbor-changes network 17.57.100.0 mask 255.255.255.0 network 17.57.101.0 mask 255.255.255.0 network 17.57.102.0 mask 255.255.255.0 network 17.57.103.0 mask 255.255.255.0 network 60.0.0.0 neighbor 17.57.100.1 remote-as 300 no auto-summary ! ip classless ip http server ip http secure-server ! ! ! control-plane ! ! line con 0 exec-timeout 0 0 --More--   S6# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#ip as R2(config)#ip as-path ac R2(config)#ip as-path access-list ? <1-500> AS path access list number R2(config)#ip as-path access-list 1 per ? LINE A regular-expression to match BGP AS paths. Use "ctrl-v ?" to enter "?" R2(config)#ip as-path access-list 1 per _200$ R2(config)#route R2(config)#route-m R2(config)#route-map Prob2 R2(config-route-map)#match ip    as R2(config-route-map)#match as-path ? <1-500> AS path access-list R2(config-route-map)#match as-path 1 ? <1-500> AS path access-list R2(config-route-map)#match as-path 1 R2(config-route-map)#set lo R2(config-route-map)#set local-preference 99 R2(config-route-map)#set local-preference 99match as-path 1 route-map Prob2  20 R2(config-route-map)#router r bgp 100 R2(config-router)#nei 208.28.1130 rout R2(config-router)#nei 208.28.1130 route-m R2(config-router)#nei 208.28.1130 route-map Prob2 in % Specify remote-as or peer-group commands first R2(config-router)#nei 208.28.1130 route-map Prob2 in.130 route-map Prob2 in R2(config-router)#c do cle        ^Z R2#d cl *Mar 1 18:28:06.344: %SYS-5-CONFIG_I: Configured from console by console R2#cle ip bgp * in R2#sh ip bgp BGP table version is 38, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i17.57.100.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.101.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.102.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.103.0/24 180.40.7.3 0 100 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i *>i17.80.0.0/24 180.40.7.3 0 100 0 i *>i17.80.1.0/24 180.40.7.3 0 100 0 i *>i17.80.2.0/24 180.40.7.3 0 100 0 i *>i17.80.3.0/24 180.40.7.3 0 100 0 i *> 20.0.0.0 0.0.0.0 0 32768 i *>i30.0.0.0 180.40.7.3 0 100 0 i *>i40.0.0.0 180.40.7.3 0 100 0 i * i50.0.0.0 180.40.7.3 0 100 0 300 200 i * 180.40.7.130 0 300 200 i *> 180.40.7.66 0 300 200 i * 208.28.1.130 0 99 0 200 i * i60.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i *> 180.40.7.0/27 0.0.0.0 0 32768 i r i180.40.7.64/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path r 208.28.1.130 0 200 300 i r i180.40.7.128/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i r 208.28.1.130 0 200 300 i * i208.28.1.0/29 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i208.28.1.64/28 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i r i208.28.1.128/27 180.40.7.3 0 100 0 300 200 i r 180.40.7.130 0 300 200 i r> 180.40.7.66 0 300 200 i r 208.28.1.130 0 99 0 200 i R2#sh ip bgp reg R2#sh ip bgp regexp ? LINE A regular-expression to match BGP AS paths. Use "ctrl-v ?" to enter "?" R2#sh ip bgp regexp        ? A.B.C.D IP prefix /, e.g., 35.0.0.0/8 A.B.C.D Network in the BGP routing table to display cidr-only Display only routes with non-natural netmasks community Display routes matching the communities community-list Display routes matching the community-list dampening Display detailed information about dampening filter-list Display routes conforming to the filter-list inconsistent-as Display only routes with inconsistent origin ASs injected-paths Display all injected paths ipv4 Address family labels Display Labels for IPv4 NLRI specific information neighbors Detailed information on TCP and BGP neighbor connections paths Path information peer-group Display information on peer-groups prefix-list Display routes matching the prefix-list quote-regexp Display routes matching the AS path "regular expression" regexp Display routes matching the AS path regular expression rib-failure Display bgp routes that failed to install in the routing table (RIB) route-map Display routes matching the route-map summary Summary of BGP neighbor status vpnv4 Display VPNv4 NLRI specific information --More--   | Output modifiers R2#sh ip bgp g fil R2#sh ip bgp filter-list ? <1-500> Regular expression access list number R2#sh ip bgp filter-list 1 BGP table version is 38, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i50.0.0.0 180.40.7.3 0 100 0 300 200 i * 180.40.7.130 0 300 200 i *> 180.40.7.66 0 300 200 i * 208.28.1.130 0 99 0 200 i r i208.28.1.128/27 180.40.7.3 0 100 0 300 200 i r 180.40.7.130 0 300 200 i r> 180.40.7.66 0 300 200 i r 208.28.1.130 0 99 0 200 i R2#sh ip bgp filter-list 1               50.0.0.0 BGP routing table entry for 50.0.0.0/8, version 38 Paths: (4 available, best #3, table Default-IP-Routing-Table) Advertised to non peer-group peers: 180.40.7.3 180.40.7.130 208.28.1.130 300 200 180.40.7.3 from 180.40.7.3 (3.3.3.3) Origin IGP, metric 0, localpref 100, valid, internal 300 200 180.40.7.130 from 180.40.7.130 (1.1.1.1) Origin IGP, localpref 100, valid, external 300 200 180.40.7.66 from 180.40.7.66 (1.1.1.1) Origin IGP, localpref 100, valid, external, best 200 208.28.1.130 from 208.28.1.130 (5.5.5.5) Origin IGP, metric 0, localpref 99, valid, external R2#sh run | b bgp router bgp 100 no synchronization bgp router-id 2.2.2.2 bgp log-neighbor-changes network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 neighbor 180.40.7.3 remote-as 100 neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.130 remote-as 300 neighbor 208.28.1.130 remote-as 200 neighbor 208.28.1.130 route-map Prob2 in no auto-summary ! ip classless ! ip as-path access-list 1 permit _200$ no ip http server no ip http secure-server ! ! route-map Prob2 permit 10 match as-path 1 --More--   set local-preference 99 --More--  ! --More--  route-map Prob2 permit 20 --More--  ! --More--  ! --More--  ! --More--  ! --More--   R2#confi       sh accfe  ess-list R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#acces- s-list 1 per 17.57.100.0 R2(config)#access-list 1 per 17.57.100.0.0 1.01 per 17.57.101.0 1 per 17.57.101.0  per 17.57.101.02 per 17.57.101.0 R2(config)#route R2(config)#route-m R2(config)#route-map Prob2 3a R2(config-route-map)#match ip add 1 R2(config-route-map)#set we R2(config-route-map)#set weight 100 R2(config-route-map)#set weight 100match ip add 1route-map Prob3a 20 R2(config-route-map)#route-map Prob3a 20set weight 100 match ip add 1route-map Prob3a b R2(config-route-map)#route-map Prob3ba 20set weight 100 match ip add 1 2 R2(config-route-map)#match ip add 2route-map Prob3ba 20set weight 100  1 R2(config-route-map)#set weight 101match ip add 2route-map Prob3b 20 R2(config-route-map)#router bgp 100 R2(config-router)#nei 180.40.7.66 rou R2(config-router)#nei 180.40.7.66 route-m R2(config-router)#nei 180.40.7.66 route-map Prob3a in R2(config-router)#nei 180.40.7.66 route-map Prob3a in in b in route-map Prob3b in  route-map Prob3b in 1 route-map Prob3b in3 route-map Prob3b in0 route-map Prob3b in R2(config-router)#^Z R2#sh ip *Mar 1 18:37:42.645: %SYS-5-CONFIG_I: Configured from console by console R2#sh ip bgp BGP table version is 38, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i17.57.100.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.101.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.102.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.103.0/24 180.40.7.3 0 100 0 300 i --More--   R2#clea ip bgp * in R2#clea ip bgp * in R2#clea ip bgp * insh ip bgp  BGP table version is 40, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 0 200 300 i * i17.57.100.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 100 300 i * 208.28.1.130 0 200 300 i * i17.57.101.0/24 180.40.7.3 0 100 0 300 i *> 180.40.7.130 101 300 i * 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.102.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 300 i *> 180.40.7.66 0 300 i * 208.28.1.130 0 200 300 i * i17.57.103.0/24 180.40.7.3 0 100 0 300 i --More--   R2#sh run | b bgp router bgp 100 no synchronization bgp router-id 2.2.2.2 bgp log-neighbor-changes network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 neighbor 180.40.7.3 remote-as 100 neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.66 route-map Prob3a in neighbor 180.40.7.130 remote-as 300 neighbor 180.40.7.130 route-map Prob3b in neighbor 208.28.1.130 remote-as 200 neighbor 208.28.1.130 route-map Prob2 in no auto-summary ! ip classless ! ip as-path access-list 1 permit _200$ no ip http server no ip http secure-server ! access-list 1 permit 17.57.100.0 --More--  access-list 2 permit 17.57.101.0 ! route-map Prob2 permit 10 match as-path 1 set local-preference 99 ! route-map Prob2 permit 20 ! route-map Prob3a permit 10 match ip address 1 set weight 100 ! route-map Prob3a permit 20 ! route-map Prob3b permit 10 match ip address 2 set weight 101 ! route-map Prob3b permit 20 ! ! ! ! --More--   R2# RACK13AS>3 1 [Resuming connection 1 to r1 ... ] R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#do sh access-list R1(config)#access-list 1 any 17.57.102.0 ^ % Invalid input detected at '^' marker. R1(config)#access-list 1 any 17.57.102.0 17.57.102.0  17.57.102.0  17.57.102.0 p 17.57.102.0e 17.57.102.0r 17.57.102.0 R1(config)#route R1(config)#route-m R1(config)#route-map ToS5 R1(config-route-map)#mathc  ch ip add 1 R1(config-route-map)#set as R1(config-route-map)#set as-path ? prepend Prepend to the as-path tag Set the tag as an AS-path attribute R1(config-route-map)#set as-path pr R1(config-route-map)#set as-path prepend ? <1-65535> AS number last-as Prepend last AS to the as-path R1(config-route-map)#set as-path prepend 300 300 300 R1(config-route-map)#set as-path prepend 300 300 300match ip add 1 route-map ToS5 20 R1(config-route-map)#router bp   gp 1 300 R1(config-router)#nei 208.28.1.65 rou R1(config-router)#nei 208.28.1.65 route-m R1(config-router)#nei 208.28.1.65 route-map ToS5 out R1(config-router)#^Z R1#cl *Mar 1 18:45:19.061: %SYS-5-CONFIG_I: Configured from console by console R1#clea ip bgp * out R1#^x   RACK13AS>2 [Resuming connection 2 to r2 ... ] R2# RACK13AS>6 5 [Resuming connection 5 to r5 ... ] S5#sh ip bgp BGP table version is 32, local router ID is 5.5.5.5 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 17.57.100.0/24 208.28.1.129 0 100 300 i *> 208.28.1.66 0 300 i * 17.57.101.0/24 208.28.1.129 0 100 300 i *> 208.28.1.66 0 300 i *> 17.57.102.0/24 208.28.1.129 0 100 300 i * 208.28.1.66 0 300 300 300 300 i * 17.57.103.0/24 208.28.1.129 0 100 300 i *> 208.28.1.66 0 300 i * 17.80.0.0/24 208.28.1.66 0 300 100 i *> 208.28.1.129 0 100 i *> 17.80.1.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i * 17.80.2.0/24 208.28.1.66 0 300 100 i *> 208.28.1.129 0 100 i * 17.80.3.0/24 208.28.1.66 0 300 100 i --More--   Network Next Hop Metric LocPrf Weight Path *> 208.28.1.129 0 100 i * 20.0.0.0 208.28.1.66 0 300 100 i *> 208.28.1.129 0 0 100 i *> 30.0.0.0 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 40.0.0.0 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 50.0.0.0 0.0.0.0 0 32768 i * 60.0.0.0 208.28.1.129 0 100 300 i *> 208.28.1.66 0 300 i * 180.40.7.0/27 208.28.1.66 0 300 100 i *> 208.28.1.129 0 0 100 i * 180.40.7.64/27 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 180.40.7.128/27 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 208.28.1.0/29 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i r 208.28.1.64/28 208.28.1.129 0 100 300 i r> 208.28.1.66 0 0 300 i *> 208.28.1.128/27 0.0.0.0 0 32768 i S5# S5#q  RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b bgp router bgp 300 no synchronization bgp router-id 1.1.1.1 bgp log-neighbor-changes network 10.0.0.0 network 180.40.7.64 mask 255.255.255.224 network 180.40.7.128 mask 255.255.255.224 network 208.28.1.0 mask 255.255.255.248 network 208.28.1.64 mask 255.255.255.240 neighbor 17.57.100.2 remote-as 300 neighbor 180.40.7.65 remote-as 100 neighbor 180.40.7.129 remote-as 100 neighbor 208.28.1.2 remote-as 100 neighbor 208.28.1.65 remote-as 200 neighbor 208.28.1.65 route-map ToS5 out no auto-summary ! no ip http server ip classless ! ! access-list 1 permit 17.57.102.0 ! --More--  route-map ToS5 permit 10 match ip address 1 set as-path prepend 300 300 300 ! route-map ToS5 permit 20 ! ! ! ! dial-peer cor custom ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 login ! ! end --More--   R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router bgp 100 R2(config-router)#bgp be R2(config-router)#bgp bestpath ? compare-routerid Compare router-id for identical EBGP paths med MED attribute R2(config-router)#bgp bestpath med ? confed Compare MED among confederation paths missing-as-worst Treat missing MED as the least preferred one R2(config-router)#bgp bestpath med mi R2(config-router)#bgp bestpath med missing-as-worst ? R2(config-router)#bgp bestpath med missing-as-worst R2(config-router)#^Z R2#sh *Mar 1 18:46:37.325: %SYS-5-CONFIG_I: Configured from console by console R2#sh ip bgp BGP table version is 40, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 208.28.1.130 4294967295 0 200 300 i * i17.57.100.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 4294967295 0 300 i *> 180.40.7.66 4294967295 100 300 i * 208.28.1.130 4294967295 0 200 300 i * i17.57.101.0/24 180.40.7.3 0 100 0 300 i *> 180.40.7.130 4294967295 101 300 i * 180.40.7.66 4294967295 0 300 i * 208.28.1.130 4294967295 0 200 300 i * i17.57.102.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 4294967295 0 300 i *> 180.40.7.66 4294967295 0 300 i * i17.57.103.0/24 180.40.7.3 0 100 0 300 i * 180.40.7.130 4294967295 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path *> 180.40.7.66 4294967295 0 300 i * 208.28.1.130 4294967295 0 200 300 i *>i17.80.0.0/24 180.40.7.3 0 100 0 i *>i17.80.1.0/24 180.40.7.3 0 100 0 i *>i17.80.2.0/24 180.40.7.3 0 100 0 i *>i17.80.3.0/24 180.40.7.3 0 100 0 i *> 20.0.0.0 0.0.0.0 0 32768 i *>i30.0.0.0 180.40.7.3 0 100 0 i *>i40.0.0.0 180.40.7.3 0 100 0 i * i50.0.0.0 180.40.7.3 0 100 0 300 200 i * 180.40.7.130 4294967295 0 300 200 i *> 180.40.7.66 4294967295 0 300 200 i * 208.28.1.130 0 99 0 200 i * i60.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 4294967295 0 300 i *> 180.40.7.66 4294967295 0 300 i * 208.28.1.130 4294967295 0 200 300 i *> 180.40.7.0/27 0.0.0.0 0 32768 i r i180.40.7.64/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r> 180.40.7.66 0 0 300 i r 208.28.1.130 4294967295 0 200 300 i --More--   R2#clea ip bgp * R2# *Mar 1 18:46:51.749: %BGP-5-ADJCHANGE: neighbor 180.40.7.3 Down User reset *Mar 1 18:46:51.749: %BGP-5-ADJCHANGE: neighbor 180.40.7.66 Down User reset *Mar 1 18:46:51.749: %BGP-5-ADJCHANGE: neighbor 180.40.7.130 Down User reset *Mar 1 18:46:51.753: %BGP-5-ADJCHANGE: neighbor 208.28.1.130 Down User reset R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3# *Mar 1 18:46:52.434: %BGP-5-ADJCHANGE: neighbor 180.40.7.2 Down Peer closed the session R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#routr  ter bgp 100 R3(config-router)#bgp be mes mis R3(config-router)#bgp be mes mis ^ % Invalid input detected at '^' marker. R3(config-router)#bgp be mes mis mis d mis R3(config-router)#^Z R3#ce *Mar 1 18:47:11.962: %SYS-5-CONFIG_I: Configured from console by console R3#ce lea ip bgp * R3# *Mar 1 18:47:17.439: %BGP-5-ADJCHANGE: neighbor 17.80.1.2 Down User reset *Mar 1 18:47:17.439: %BGP-5-ADJCHANGE: neighbor 208.28.1.1 Down User reset R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Mar 1 1 R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)# *Mar 1 18:48:41.918: %BGP-5-ADJCHANGE: neighbor 180.40.7.65 Up R1(config)# *Mar 1 18:48:52.736: %BGP-5-ADJCHANGE: neighbor 180.40.7.129 Up R1(config)#route R1(config)#route-m R1(config)#route-map Prob5 R1(config-route-map)#match ip add a 1 R1(config-route-map)#do sh acce *Mar 1 18:49:11.903: %BGP-5-ADJCHANGE: neighbor 208.28.1.2 Up R1(config-route-map)#do sh access-list Standard IP access list 1 10 permit 17.57.102.0 (1 match) R1(config-route-map)#set met R1(config-route-map)#set metric 11111 R1(config-route-map)#set metric 11111do sh access-listmatch ip add 1 route-map Prob5 20 R1(config-route-map)#router bgp 1 30  1234 BGP is already running; AS is 300 R1(config)# R1(config)# R1(config)#router bgp 1234    300 R1(config-router)#nei 2082.  .28.1.2 rout R1(config-router)#nei 208.28.1.2 route-m R1(config-router)#nei 208.28.1.2 route-map Prob5 out R1(config-router)#^Z R1#clea ip *Mar 1 18:50:06.797: %SYS-5-CONFIG_I: Configured from console by console R1#clea ipbg     bgp * out R1#^Z R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] *Mar R3#sh ip bgp BGP table version is 25, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 208.28.1.1 0 0 300 i * i 180.40.7.2 0 100 0 300 i *> 17.57.100.0/24 208.28.1.1 4294967295 0 300 i * i 180.40.7.2 4294967295 100 0 300 i *> 17.57.101.0/24 208.28.1.1 4294967295 0 300 i * i 180.40.7.2 4294967295 100 0 300 i *> 17.57.102.0/24 208.28.1.1 11111 0 300 i *> 17.57.103.0/24 208.28.1.1 4294967295 0 300 i * i 180.40.7.2 4294967295 100 0 300 i *>i17.80.0.0/24 17.80.1.2 0 100 0 i r>i17.80.1.0/24 17.80.1.2 0 100 0 i *>i17.80.2.0/24 17.80.1.2 0 100 0 i *>i17.80.3.0/24 17.80.1.2 0 100 0 i *>i20.0.0.0 180.40.7.2 0 100 0 i *> 30.0.0.0 0.0.0.0 0 32768 i *>i40.0.0.0 17.80.1.2 0 100 0 i *> 50.0.0.0 208.28.1.1 4294967295 0 300 200 i --More--   R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] *M R2#sh ip bgp BGP table version is 26, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i * 208.28.1.130 4294967295 0 200 300 i *> 180.40.7.66 0 0 300 i * i17.57.100.0/24 180.40.7.3 4294967295 100 0 300 i * 180.40.7.130 4294967295 0 300 i * 208.28.1.130 4294967295 0 200 300 i *> 180.40.7.66 4294967295 100 300 i * i17.57.101.0/24 180.40.7.3 4294967295 100 0 300 i *> 180.40.7.130 4294967295 101 300 i * 208.28.1.130 4294967295 0 200 300 i * 180.40.7.66 4294967295 0 300 i *>i17.57.102.0/24 180.40.7.3 11111 100 0 300 i * 180.40.7.130 4294967295 0 300 i * 180.40.7.66 4294967295 0 300 i * i17.57.103.0/24 180.40.7.3 4294967295 100 0 300 i * 180.40.7.130 4294967295 0 300 i --More--   R2#^x1 % Unknown command or computer name, or unable to find computer address R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b bgp router bgp 300 no synchronization bgp router-id 1.1.1.1 bgp log-neighbor-changes network 10.0.0.0 network 180.40.7.64 mask 255.255.255.224 network 180.40.7.128 mask 255.255.255.224 network 208.28.1.0 mask 255.255.255.248 network 208.28.1.64 mask 255.255.255.240 neighbor 17.57.100.2 remote-as 300 neighbor 180.40.7.65 remote-as 100 neighbor 180.40.7.129 remote-as 100 neighbor 208.28.1.2 remote-as 100 neighbor 208.28.1.2 route-map Prob5 out neighbor 208.28.1.65 remote-as 200 neighbor 208.28.1.65 route-map ToS5 out no auto-summary ! no ip http server ip classless ! ! access-list 1 permit 17.57.102.0 --More--  ! route-map Prob5 permit 10 match ip address 1 set metric 11111 ! route-map Prob5 permit 20 ! route-map ToS5 permit 10 match ip address 1 set as-path prepend 300 300 300 ! route-map ToS5 permit 20 ! ! ! ! dial-peer cor custom ! ! ! ! line con 0 exec-timeout 0 0 --More--   R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run | b bgp router bgp 100 no synchronization bgp router-id 2.2.2.2 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 neighbor 180.40.7.3 remote-as 100 neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.66 route-map Prob3a in neighbor 180.40.7.130 remote-as 300 neighbor 180.40.7.130 route-map Prob3b in neighbor 208.28.1.130 remote-as 200 neighbor 208.28.1.130 route-map Prob2 in no auto-summary ! ip classless ! ip as-path access-list 1 permit _200$ no ip http server no ip http secure-server ! --More--   R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#access-list 2 per 17.57.103.0 R1(config)#access-list 2 per 17.57.103.0r 17.57.103.0  17.57.103.0  17.57.103.0 17.57.103.0  17.57.103.0 3 17.57.103.0 17.57.103.0d 17.57.103.0e 17.57.103.0n 17.57.103.0 R1(config)#access-list 3 den 17.57.103.0               any ^ % Invalid input detected at '^' marker. R1(config)#access-list 3 anypanyeanyrany any R1(config)#do    router   -m R1(config)#route-map ToS5 20 R1(config-route-map)#match ip add 2 R1(config-route-map)#set com R1(config-route-map)#set commu R1(config-route-map)#set community ? <1-4294967295> community number aa:nn community number in aa:nn format additive Add to the existing community internet Internet (well-known community) local-AS Do not send outside local AS (well-known community) no-advertise Do not advertise to any peer (well-known community) no-export Do not export to next AS (well-known community) none No community attribute R1(config-route-map)#set community no R1(config-route-map)#set community no- R1(config-route-map)#set community no-e R1(config-route-map)#set community no-export R1(config-route-map)#set community no-export match ip add 2 route-map ToS5 20  30 R1(config-route-map)#rou   router bgp 300 R1(config-router)#nei 208.  8.28.1.3 2 rout    dus  is R1(config-router)#nei 208.28.1.2 dist R1(config-router)#nei 208.28.1.2 distribute-list 3 out R1(config-router)#nei 180.40.7.65 die  istr R1(config-router)#nei 180.40.7.65 distribute-list 3 out R1(config-router)#nei 180.40.7.65 distribute-list 3 out distribute-list 3 out  distribute-list 3 out 1 distribute-list 3 out2 distribute-list 3 out9 distribute-list 3 out R1(config-router)#nei 208.28.165  .65 sen R1(config-router)#nei 208.28.1.65 send-co R1(config-router)#nei 208.28.1.65 send-community ? both Send Standard and Extended Community attributes extended Send Extended Community attribute standard Send Standard Community attribute R1(config-router)#nei 208.28.1.65 send-community R1(config-router)#^Z R1#clea ip b *Mar 1 18:59:37.489: %SYS-5-CONFIG_I: Configured from console by console R1#clea ip bgp * out R1#^x5 % Unknown command or computer name, or unable to find computer address R1#^x5 % Unknown command or computer name, or unable to find computer address R1# R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh ip bgp BGP table version is 28, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.3 0 100 0 300 i * 180.40.7.130 0 0 300 i * 208.28.1.130 4294967295 0 200 300 i *> 180.40.7.66 0 0 300 i * i17.57.100.0/24 180.40.7.3 4294967295 100 0 300 i * 180.40.7.130 4294967295 0 300 i * 208.28.1.130 4294967295 0 200 300 i *> 180.40.7.66 4294967295 100 300 i * i17.57.101.0/24 180.40.7.3 4294967295 100 0 300 i *> 180.40.7.130 4294967295 101 300 i * 208.28.1.130 4294967295 0 200 300 i * 180.40.7.66 4294967295 0 300 i *>i17.57.102.0/24 180.40.7.3 11111 100 0 300 i * 180.40.7.130 4294967295 0 300 i * 180.40.7.66 4294967295 0 300 i *>i17.80.0.0/24 180.40.7.3 0 100 0 i *>i17.80.1.0/24 180.40.7.3 0 100 0 i --More--   Network Next Hop Metric LocPrf Weight Path *>i17.80.2.0/24 180.40.7.3 0 100 0 i *>i17.80.3.0/24 180.40.7.3 0 100 0 i *> 20.0.0.0 0.0.0.0 0 32768 i *>i30.0.0.0 180.40.7.3 0 100 0 i *>i40.0.0.0 180.40.7.3 0 100 0 i * i50.0.0.0 180.40.7.3 4294967295 100 0 300 200 i * 180.40.7.130 4294967295 0 300 200 i * 208.28.1.130 0 99 0 200 i *> 180.40.7.66 4294967295 0 300 200 i * i60.0.0.0 180.40.7.3 4294967295 100 0 300 i * 180.40.7.130 4294967295 0 300 i * 208.28.1.130 4294967295 0 200 300 i *> 180.40.7.66 4294967295 0 300 i *> 180.40.7.0/27 0.0.0.0 0 32768 i r i180.40.7.64/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r 208.28.1.130 4294967295 0 200 300 i r> 180.40.7.66 0 0 300 i r i180.40.7.128/27 180.40.7.3 0 100 0 300 i r 180.40.7.130 0 0 300 i r 208.28.1.130 4294967295 0 200 300 i r> 180.40.7.66 0 0 300 i --More--   R2#^x5 % Unknown command or computer name, or unable to find computer address R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] 18: S5#sh iop    p bgp BGP table version is 59, local router ID is 5.5.5.5 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 17.57.100.0/24 208.28.1.129 0 100 300 i *> 208.28.1.66 0 300 i * 17.57.101.0/24 208.28.1.129 0 100 300 i *> 208.28.1.66 0 300 i *> 17.57.102.0/24 208.28.1.129 0 100 300 i * 208.28.1.66 0 300 300 300 300 i * 17.57.103.0/24 208.28.1.129 0 100 300 i *> 208.28.1.66 0 300 i * 17.80.0.0/24 208.28.1.66 0 300 100 i *> 208.28.1.129 0 100 i * 17.80.1.0/24 208.28.1.66 0 300 100 i *> 208.28.1.129 0 100 i * 17.80.2.0/24 208.28.1.66 0 300 100 i *> 208.28.1.129 0 100 i * 17.80.3.0/24 208.28.1.66 0 300 100 i --More--   S5#sh ip bgp com S5#sh ip bgp community e  BGP table version is 59, local router ID is 5.5.5.5 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 17.57.103.0/24 208.28.1.66 0 300 i S5#sh ip bgp community no-e S5#sh ip bgp community no-export BGP table version is 59, local router ID is 5.5.5.5 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 17.57.103.0/24 208.28.1.66 0 300 i S5#sh ip bgp 17., 57.103.0 BGP routing table entry for 17.57.103.0/24, version 59 Paths: (1 available, best #1, table Default-IP-Routing-Table, not advertised to EBGP peer) Not advertised to any peer 300 208.28.1.66 from 208.28.1.66 (1.1.1.1) Origin IGP, localpref 100, valid, external, best Community: no-export S5# S5# S5# S5#^Z S5# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b gp  bgp router bgp 300 no synchronization bgp router-id 1.1.1.1 bgp log-neighbor-changes network 10.0.0.0 network 180.40.7.64 mask 255.255.255.224 network 180.40.7.128 mask 255.255.255.224 network 208.28.1.0 mask 255.255.255.248 network 208.28.1.64 mask 255.255.255.240 neighbor 17.57.100.2 remote-as 300 neighbor 180.40.7.65 remote-as 100 neighbor 180.40.7.65 distribute-list 3 out neighbor 180.40.7.129 remote-as 100 neighbor 180.40.7.129 distribute-list 3 out neighbor 208.28.1.2 remote-as 100 neighbor 208.28.1.2 distribute-list 3 out neighbor 208.28.1.2 route-map Prob5 out neighbor 208.28.1.65 remote-as 200 neighbor 208.28.1.65 send-community neighbor 208.28.1.65 route-map ToS5 out no auto-summary ! no ip http server --More--  ip classless ! ! access-list 1 permit 17.57.102.0 access-list 2 permit 17.57.103.0 access-list 3 deny 17.57.103.0 access-list 3 permit any ! route-map Prob5 permit 10 match ip address 1 set metric 11111 ! route-map Prob5 permit 20 ! route-map ToS5 permit 10 match ip address 1 set as-path prepend 300 300 300 ! route-map ToS5 permit 20 match ip address 2 set community no-export ! route-map ToS5 permit 30 --More--  ! ! ! ! dial-peer cor custom ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 login ! ! end R1# R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router bgp 100 R3(config-router)#nei ? A.B.C.D Neighbor address WORD Neighbor tag X:X:X:X::X Neighbor IPv6 address R3(config-router)#nei Prob7 ? activate Enable the Address Family for this Neighbor advertise-map specify route-map for conditional advertisement advertisement-interval Minimum interval between sending BGP routing updates allowas-in Accept as-path with my AS present in it capability Advertise capability to the peer default-originate Originate default route to this neighbor description Neighbor specific description disable-connected-check One-hop away EBGP peer using loopback address distribute-list Filter updates to/from this neighbor dmzlink-bw Propagate the DMZ link bandwidth ebgp-multihop Allow EBGP neighbors not on directly connected networks filter-list Establish BGP filters local-as Specify a local-as number maximum-prefix Maximum number of prefixes accepted from this peer next-hop-self Disable the next hop calculation for this neighbor next-hop-unchanged Propagate the iBGP paths's next hop unchanged for this neighbor password Set a password peer-group Configure peer-group prefix-list Filter updates to/from this neighbor remote-as Specify a BGP neighbor --More--   R3(config-router)#nei Prob7       AS100Peers ? activate Enable the Address Family for this Neighbor advertise-map specify route-map for conditional advertisement advertisement-interval Minimum interval between sending BGP routing updates allowas-in Accept as-path with my AS present in it capability Advertise capability to the peer default-originate Originate default route to this neighbor description Neighbor specific description disable-connected-check One-hop away EBGP peer using loopback address distribute-list Filter updates to/from this neighbor dmzlink-bw Propagate the DMZ link bandwidth ebgp-multihop Allow EBGP neighbors not on directly connected networks filter-list Establish BGP filters local-as Specify a local-as number maximum-prefix Maximum number of prefixes accepted from this peer next-hop-self Disable the next hop calculation for this neighbor next-hop-unchanged Propagate the iBGP paths's next hop unchanged for this neighbor password Set a password peer-group Configure peer-group prefix-list Filter updates to/from this neighbor remote-as Specify a BGP neighbor --More--   remove-private-AS Remove private AS number from outbound updates route-map Apply route map to neighbor route-reflector-client Configure a neighbor as Route Reflector client send-community Send Community attribute to this neighbor send-label Send NLRI + MPLS Label to this peer shutdown Administratively shut down this neighbor soft-reconfiguration Per neighbor soft reconfiguration timers BGP per neighbor timers translate-update Translate Update to MBGP format unsuppress-map Route-map to selectively unsuppress suppressed routes update-source Source of routing updates version Set the BGP version to match a neighbor weight Set default weight for routes from this neighbor R3(config-router)#nei AS100Peers qpee    peer R3(config-router)#nei AS100Peers peer-group ? nlri Specify nlri type supported by peer-group R3(config-router)#nei AS100Peers peer-group R3(config-router)#nei 17.57  80.1.2 ? activate Enable the Address Family for this Neighbor advertise-map specify route-map for conditional advertisement advertisement-interval Minimum interval between sending BGP routing updates allowas-in Accept as-path with my AS present in it capability Advertise capability to the peer default-originate Originate default route to this neighbor description Neighbor specific description disable-connected-check One-hop away EBGP peer using loopback address distribute-list Filter updates to/from this neighbor dmzlink-bw Propagate the DMZ link bandwidth ebgp-multihop Allow EBGP neighbors not on directly connected networks filter-list Establish BGP filters local-as Specify a local-as number maximum-prefix Maximum number of prefixes accepted from this peer next-hop-self Disable the next hop calculation for this neighbor next-hop-unchanged Propagate the iBGP paths's next hop unchanged for this neighbor password Set a password peer-group Member of the peer-group prefix-list Filter updates to/from this neighbor remote-as Specify a BGP neighbor --More--   R3(config-router)#nei 17.80.1.2 peer R3(config-router)#nei 17.80.1.2 peer-group AS100Peers ? R3(config-router)#nei 17.80.1.2 peer-group AS100Peers R3(config-router)#nei 17.80.1.2 peer-group AS100Peers  *Mar 1 19:02:43.129: %BGP-5-ADJCHANGE: neighbor 17.80.1.2 Down Member added to peergroup R3(config-router)#nei 17.80.1.2 peer-group AS100Peers  peer-group AS100Peers  peer-group AS100Peers  peer-group AS100Peers  peer-group AS100Peers  peer-group AS100Peers  peer-group AS100Peers  peer-group AS100Peers  peer-group AS100Peers 8 peer-group AS100Peers 0 peer-group AS100Peers . peer-group AS100Peers 4 peer-group AS100Peers 0 peer-group AS100Peers . peer-group AS100Peers 7 peer-group AS100Peers . peer-group AS100Peers 2 peer-group AS100Peers  R3(config-router)#d *Mar 1 19:02:56.330: %BGP-5-ADJCHANGE: neighbor 180.40.7.2 Down Member added to peergroup R3(config-router)#do sh run | b bgp router bgp 100 no synchronization bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 30.0.0.0 neighbor AS100Peers peer-group neighbor 17.80.1.2 remote-as 100 neighbor 17.80.1.2 peer-group AS100Peers neighbor 180.40.7.2 remote-as 100 neighbor 180.40.7.2 peer-group AS100Peers neighbor 208.28.1.1 remote-as 300 no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! route-map Prob1 permit 10 set ip next-hop 180.40.7.3 ! --More-- *Mar 1 19:03:10.041: %BGP-5-ADJCHANGE: neighbor 17.80.1.2 Up --More--   R3(config-router)#do sh run | b bgpnei 180.40.7.2 peer-group AS100Peers 7.80.1.2 peer-group AS100Peers AS100Peers peer-group remote 100 ^ % Invalid input detected at '^' marker. R3(config-router)#nei AS100Peers peer-group remote 100 0                     remote 100 *Mar 1 19:03:26.279: %BGP-5-ADJCHANGE: neighbor 180.40.7.2 Up R3(config-router)#nei AS100Peersremote 100 ^ % Invalid input detected at '^' marker. R3(config-router)#nei AS100Peersremote 100 remote 100 R3(config-router)#nei     ^Z R3#config tsh ip bgp *Mar 1 19:03:38.379: %SYS-5-CONFIG_I: Configured from console by console R3#sh ip bgp BGP table version is 42, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i17.57.100.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i * i17.57.101.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i *> 17.57.102.0/24 208.28.1.1 11111 0 300 i *>i17.80.0.0/24 17.80.1.2 0 100 0 i r>i17.80.1.0/24 17.80.1.2 0 100 0 i *>i17.80.2.0/24 17.80.1.2 0 100 0 i *>i17.80.3.0/24 17.80.1.2 0 100 0 i *>i20.0.0.0 180.40.7.2 0 100 0 i *> 30.0.0.0 0.0.0.0 0 32768 i *>i40.0.0.0 17.80.1.2 0 100 0 i * i50.0.0.0 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i * i60.0.0.0 180.40.7.2 4294967295 100 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path *> 208.28.1.1 4294967295 0 300 i r>i180.40.7.0/27 180.40.7.2 0 100 0 i * i180.40.7.64/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i180.40.7.128/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i r i208.28.1.0/29 180.40.7.2 0 100 0 300 i r> 208.28.1.1 0 0 300 i * i208.28.1.64/28 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i208.28.1.128/27 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i R3#qsh ip        sh run | b bgp router bgp 100 no synchronization bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 30.0.0.0 neighbor AS100Peers peer-group neighbor AS100Peers remote-as 100 neighbor 17.80.1.2 peer-group AS100Peers neighbor 180.40.7.2 peer-group AS100Peers neighbor 208.28.1.1 remote-as 300 no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! route-map Prob1 permit 10 set ip next-hop 180.40.7.3 ! ! --More--   R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router bgp 100 R3(config-router)#router bgp 100nei AS100Peers remote 100            rou R3(config-router)#nei AS100Peers route-er  r R3(config-router)#nei AS100Peers route-reflector-client R3(config-router)#nei 180.40.7.2 rout R3(config-router)#nei 180.40.7.2 route-m R3(config-router)#nei 180.40.7.2 route-map Prob1 % Incomplete command. R3(config-router)#nei 180.40.7.2 route-map Prob1 out % Invalid command for a peer-group member R3(config-router)#nei 180.40.7.2 route-map Prob1 out route-map Prob1 out  route-map Prob1 out  route-map Prob1 out  route-map Prob1 out  route-map Prob1 out  route-map Prob1 out  route-map Prob1 out  route-map Prob1 out  route-map Prob1 out  route-map Prob1 out e route-map Prob1 outi route-map Prob1 outg route-map Prob1 outh route-map Prob1 outb route-map Prob1 outo route-map Prob1 outr route-map Prob1 out route-map Prob1 outA route-map Prob1 outS route-map Prob1 out1 route-map Prob1 out0 route-map Prob1 out0 route-map Prob1 outP route-map Prob1 oute route-map Prob1 oute route-map Prob1 outr route-map Prob1 outs route-map Prob1 out route-map Prob1 outr route-map Prob1 oute route-map Prob1 outm route-map Prob1 outo route-map Prob1 outt route-map Prob1 oute route-map Prob1 out- route-map Prob1 outa route-map Prob1 outs route-map Prob1 out route-map Prob1 out1 route-map Prob1 out0 route-map Prob1 out0 route-map Prob1 out ^ % Invalid input detected at '^' marker. R3(config-router)#nei eighbor AS100Peers remote-as 100 route-map Prob1 outroute-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out route-map Prob1 out oute-map Prob1 out route-map Prob1 out route-map Prob1 out sroute-map Prob1 outs route-map Prob1 outSAS100Peers route-map Prob1 out AS100Peers route-map Prob1 out AS100Peers route-map Prob1 out AS100Peers route-map Prob1 out AS100Peers route-map Prob1 out AS100Peers route-map Prob1 out AS100Peers route-map Prob1 out AS100Peers route-map Prob1 out  R3(config-router)#no nei 17.80.1.2 rout R3(config-router)#no nei 17.80.1.2 route-m R3(config-router)#no nei 17.80.1.2 route-map Prob1 out % Invalid command for a peer-group member R3(config-router)#no nei 17.80.1.2 route-map Prob1 outei AS100Peers route-map Prob1 out nnei AS100Peers route-map Prob1 outonei AS100Peers route-map Prob1 out nei AS100Peers route-map Prob1 out R3(config-router)#^Z R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] *Mar R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router bgp            route-map Prob1 R2(config-route-map)#set ip ne R2(config-route-map)#set ip next-hop pe R2(config-route-map)#set ip next-hop peer-address R2(config-route-map)#o router bgp 100 R2(config-router)#nei 180.40.7.3 rout R2(config-router)#nei 180.40.7.3 route-m R2(config-router)#nei 180.40.7.3 route-map Prob1 in R2(config-router)#^Z R2# *Mar 1 19:06:59.172: %SYS-5-CONFIG_I: Configured from console by console R2#clea ip bgp * in R2#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] *M R3#sh run | b bg[ p router bgp 100 no synchronization bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 30.0.0.0 neighbor AS100Peers peer-group neighbor AS100Peers remote-as 100 neighbor AS100Peers route-reflector-client neighbor 17.80.1.2 peer-group AS100Peers neighbor 180.40.7.2 peer-group AS100Peers neighbor 208.28.1.1 remote-as 300 no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! route-map Prob1 permit 10 set ip next-hop 180.40.7.3 ! --More--   R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#ip pr R3(config)#ip prefix-list ? WORD Name of a prefix list sequence-number Include/exclude sequence numbers in NVGEN R3(config)#ip prefix-list Prob8 ? deny Specify packets to reject description Prefix-list specific description permit Specify packets to forward seq sequence number of an entry R3(config)#ip prefix-list Prob8 17.80.0.0/24 3 gd17.80.0.0/23 ge17.80.0.0/23 gn17.80.0.0/23 g 17.80.0.0/23 g17.80.0.0/23 ge 24 R3(config)#ip pre R3(config)#ip prefix-list Prob8 per any     0.0.0.0/0 le 32 R3(config)#rouetr bgp         ter bgp 100 R3(config-router)#nei 208.28.1.1 pr R3(config-router)#nei 208.28.1.1 prefix-list Prob8 out R3(config-router)#^Z R3#clea ip *Mar 1 19:14:18.296: %SYS-5-CONFIG_I: Configured from console by console R3#clea ip bg * out R3#^Z R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh ip bgp BGP table version is 76, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 0.0.0.0 0 32768 i r>i17.57.100.0/24 17.57.100.2 0 100 0 i *>i17.57.101.0/24 17.57.100.2 0 100 0 i *>i17.57.102.0/24 17.57.100.2 0 100 0 i *>i17.57.103.0/24 17.57.100.2 0 100 0 i * 17.80.0.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i * 17.80.1.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i * 17.80.2.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i * 17.80.3.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i * 20.0.0.0 208.28.1.2 0 100 i * 180.40.7.129 0 0 100 i *> 180.40.7.65 0 0 100 i * 208.28.1.65 0 200 100 i * 30.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 0 100 i * 40.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i *> 50.0.0.0 208.28.1.65 0 0 200 i *>i60.0.0.0 17.57.100.2 0 100 0 i * 180.40.7.0/27 208.28.1.2 0 100 i * 180.40.7.129 0 0 100 i *> 180.40.7.65 0 0 100 i * 208.28.1.65 0 200 100 i *> 180.40.7.64/27 0.0.0.0 0 32768 i *> 180.40.7.128/27 0.0.0.0 0 32768 i --More--   R1# RACK13AS>4 [Resuming connection 4 to r4 ... ] 18:49 R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#rouetr     ter bgp 100 R4(config-router)#ag R4(config-router)#aggregate-address ? A.B.C.D Aggregate address R4(config-router)#aggregate-address 17.57.0.0 ? A.B.C.D Aggregate mask R4(config-router)#aggregate-address 17.57.0.0 255.255.252.0 R4(config-router)#^Z R4# 19:17:42: %SYS-5-CONFIG_I: Configured from console by console R4# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh ip bgp BGP table version is 76, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 0.0.0.0 0 32768 i r>i17.57.100.0/24 17.57.100.2 0 100 0 i *>i17.57.101.0/24 17.57.100.2 0 100 0 i *>i17.57.102.0/24 17.57.100.2 0 100 0 i *>i17.57.103.0/24 17.57.100.2 0 100 0 i * 17.80.0.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i * 17.80.1.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i * 17.80.2.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i * 17.80.3.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i * 20.0.0.0 208.28.1.2 0 100 i * 180.40.7.129 0 0 100 i *> 180.40.7.65 0 0 100 i * 208.28.1.65 0 200 100 i * 30.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 0 100 i * 40.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i *> 50.0.0.0 208.28.1.65 0 0 200 i *>i60.0.0.0 17.57.100.2 0 100 0 i * 180.40.7.0/27 208.28.1.2 0 100 i * 180.40.7.129 0 0 100 i *> 180.40.7.65 0 0 100 i * 208.28.1.65 0 200 100 i *> 180.40.7.64/27 0.0.0.0 0 32768 i *> 180.40.7.128/27 0.0.0.0 0 32768 i --More--   R1#sh ip bgp BGP table version is 76, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 0.0.0.0 0 32768 i r>i17.57.100.0/24 17.57.100.2 0 100 0 i *>i17.57.101.0/24 17.57.100.2 0 100 0 i *>i17.57.102.0/24 17.57.100.2 0 100 0 i *>i17.57.103.0/24 17.57.100.2 0 100 0 i * 17.80.0.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i * 17.80.1.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i * 17.80.2.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i * 17.80.3.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i * 20.0.0.0 208.28.1.2 0 100 i * 180.40.7.129 0 0 100 i *> 180.40.7.65 0 0 100 i * 208.28.1.65 0 200 100 i * 30.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 0 100 i * 40.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i *> 50.0.0.0 208.28.1.65 0 0 200 i *>i60.0.0.0 17.57.100.2 0 100 0 i * 180.40.7.0/27 208.28.1.2 0 100 i * 180.40.7.129 0 0 100 i *> 180.40.7.65 0 0 100 i * 208.28.1.65 0 200 100 i *> 180.40.7.64/27 0.0.0.0 0 32768 i *> 180.40.7.128/27 0.0.0.0 0 32768 i --More--   R1#sh ip bgp          RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sah    h ip bgp BGP table version is 109, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 4294967295 100 0 300 i *>i17.57.101.0/24 17.80.1.1 4294967295 100 0 300 i *>i17.57.102.0/24 17.80.1.1 11111 100 0 300 i *> 17.80.0.0/24 0.0.0.0 0 32768 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *> 17.80.2.0/24 0.0.0.0 0 32768 i *> 17.80.3.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 4294967295 100 0 300 200 i *>i60.0.0.0 17.80.1.1 4294967295 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i --More--   R4#sh    confi gt ^ % Invalid input detected at '^' marker. R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#router bgp 100 R4(config-router)#router bgp 100aggregate-address 17.57.0.0 255.255.252.0.0.0 255.255.252.0 .0.0 255.255.252.0 8.0.0 255.255.252.00.0.0 255.255.252.0 R4(config-router)#aggregate-address 17.80.0.0 255.255.252.0router bgp 100 aggregate-address 17.57.0.0 255.255.252.0naggregate-address 17.57.0.0 255.255.252.0oaggregate-address 17.57.0.0 255.255.252.0 aggregate-address 17.57.0.0 255.255.252.0 R4(config-router)#^Z R4# R4# R4# 19:18:36: %SYS-5-CONFIG_I: Configured from console by console R4#sh ip bgp BGP table version is 110, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 4294967295 100 0 300 i *>i17.57.101.0/24 17.80.1.1 4294967295 100 0 300 i *>i17.57.102.0/24 17.80.1.1 11111 100 0 300 i *> 17.80.0.0/24 0.0.0.0 0 32768 i *> 17.80.0.0/22 0.0.0.0 32768 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *> 17.80.2.0/24 0.0.0.0 0 32768 i *> 17.80.3.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 4294967295 100 0 300 200 i *>i60.0.0.0 17.80.1.1 4294967295 100 0 300 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i --More-- RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh run | b bgp router bgp 300 no synchronization bgp router-id 1.1.1.1 bgp log-neighbor-changes network 10.0.0.0 network 180.40.7.64 mask 255.255.255.224 network 180.40.7.128 mask 255.255.255.224 network 208.28.1.0 mask 255.255.255.248 network 208.28.1.64 mask 255.255.255.240 neighbor 17.57.100.2 remote-as 300 neighbor 180.40.7.65 remote-as 100 neighbor 180.40.7.65 distribute-list 3 out neighbor 180.40.7.129 remote-as 100 neighbor 180.40.7.129 distribute-list 3 out neighbor 208.28.1.2 remote-as 100 neighbor 208.28.1.2 distribute-list 3 out neighbor 208.28.1.2 route-map Prob5 out neighbor 208.28.1.65 remote-as 200 neighbor 208.28.1.65 send-community neighbor 208.28.1.65 route-map ToS5 out no auto-summary ! no ip http server --More--   R1#qsh run | b bgpip bgp  BGP table version is 78, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 0.0.0.0 0 32768 i r>i17.57.100.0/24 17.57.100.2 0 100 0 i *>i17.57.101.0/24 17.57.100.2 0 100 0 i *>i17.57.102.0/24 17.57.100.2 0 100 0 i *>i17.57.103.0/24 17.57.100.2 0 100 0 i * 17.80.0.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i *> 17.80.0.0/22 180.40.7.65 0 100 i * 208.28.1.65 0 200 100 i * 208.28.1.2 0 100 i * 180.40.7.129 0 100 i * 17.80.1.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i * 17.80.2.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i --More--   R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh run \ b   | b bgp router bgp 100 no synchronization bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 30.0.0.0 neighbor AS100Peers peer-group neighbor AS100Peers remote-as 100 neighbor AS100Peers route-reflector-client neighbor 17.80.1.2 peer-group AS100Peers neighbor 180.40.7.2 peer-group AS100Peers neighbor 208.28.1.1 remote-as 300 neighbor 208.28.1.1 prefix-list Prob8 out no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! ip prefix-list Prob8 seq 5 deny 17.80.0.0/23 ge 24 ip prefix-list Prob8 seq 10 permit 0.0.0.0/0 le 32 --More--  ! --More--  route-map Prob1 permit 10 --More--   set ip next-hop 180.40.7.3 --More--  ! --More--   R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#access-list 100 den ip host 17.80.17.80. 17.80. 17.80. 17.80. 17.80. 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255 R2(config)#access-list 100 den ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255naccess-list 100 den ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255oaccess-list 100 den ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255 access-list 100 den ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.2$ R2(config)#$ist 100 den ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255access-list 100 den ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255 R2(config)# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh ip bgp BGP table version is 78, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 0.0.0.0 0 32768 i r>i17.57.100.0/24 17.57.100.2 0 100 0 i *>i17.57.101.0/24 17.57.100.2 0 100 0 i *>i17.57.102.0/24 17.57.100.2 0 100 0 i *>i17.57.103.0/24 17.57.100.2 0 100 0 i * 17.80.0.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i *> 17.80.0.0/22 180.40.7.65 0 100 i * 208.28.1.65 0 200 100 i * 208.28.1.2 0 100 i * 180.40.7.129 0 100 i * 17.80.1.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i *> 180.40.7.65 0 100 i * 17.80.2.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i * 17.80.3.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i * 20.0.0.0 208.28.1.2 0 100 i * 180.40.7.129 0 0 100 i *> 180.40.7.65 0 0 100 i * 208.28.1.65 0 200 100 i * 30.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 0 100 i * 40.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i *> 50.0.0.0 208.28.1.65 0 0 200 i *>i60.0.0.0 17.57.100.2 0 100 0 i * 180.40.7.0/27 208.28.1.2 0 100 i * 180.40.7.129 0 0 100 i --More-- RACK13AS>2 [Resuming connection 2 to r2 ... ] R2(config)#access-list 100 den ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255 R2(config)#access-list 100 per ip anyn  any R2(config)# R2(config)# R2(config)# R2(config)# R2(config)#router bgp 100 R2(config-router)#nei 180.40.7.1 66 dist R2(config-router)#nei 180.40.7.66 distribute-list 100 out R2(config-router)#^Z R2#clea *Mar 1 19:21:28.453: %SYS-5-CONFIG_I: Configured from console by console R2#clea ipbg bgp         bgp * out R2# RACK13AS>1 [Resuming connection 1 to r1 ... ]  *> 180.40.7.65 0 0 100 i --More--   R1#[Ash ip bgp BGP table version is 80, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 0.0.0.0 0 32768 i r>i17.57.100.0/24 17.57.100.2 0 100 0 i *>i17.57.101.0/24 17.57.100.2 0 100 0 i *>i17.57.102.0/24 17.57.100.2 0 100 0 i *>i17.57.103.0/24 17.57.100.2 0 100 0 i * 17.80.0.0/24 208.28.1.65 0 200 100 i *> 180.40.7.129 0 100 i *> 17.80.0.0/22 180.40.7.65 0 100 i * 208.28.1.65 0 200 100 i * 208.28.1.2 0 100 i * 180.40.7.129 0 100 i * 17.80.1.0/24 208.28.1.65 0 200 100 i *> 180.40.7.129 0 100 i * 17.80.2.0/24 208.28.1.65 0 200 100 i * 180.40.7.129 0 100 i * 180.40.7.65 0 100 i *> 208.28.1.2 0 100 i --More--   R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run | b bgp router bgp 100 no synchronization bgp router-id 2.2.2.2 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 neighbor 180.40.7.3 remote-as 100 neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.3 route-map Prob1 in neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.66 distribute-list 100 out neighbor 180.40.7.66 route-map Prob3a in neighbor 180.40.7.130 remote-as 300 neighbor 180.40.7.130 route-map Prob3b in neighbor 208.28.1.130 remote-as 200 neighbor 208.28.1.130 route-map Prob2 in no auto-summary ! ip classless ! ip as-path access-list 1 permit _200$ no ip http server --More--  no ip http secure-server ! access-list 1 permit 17.57.100.0 access-list 2 permit 17.57.101.0 access-list 100 deny ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255 access-list 100 permit ip any any ! route-map Prob2 permit 10 match as-path 1 set local-preference 99 ! route-map Prob2 permit 20 ! route-map Prob1 permit 10 set ip next-hop peer-address ! route-map Prob3a permit 10 match ip address 1 set weight 100 ! route-map Prob3a permit 20 ! route-map Prob3b permit 10 --More--   R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#confi gt ^ % Invalid input detected at '^' marker. R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#router bgp 100 R3(config-router)# RACK13AS>4 [Resuming connection 4 to r4 ... ]  *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i --More--   R4#sh ip bgp 20.0.0.0 BGP routing table entry for 20.0.0.0/8, version 108 Paths: (1 available, best #1, table Default-IP-Routing-Table) Not advertised to any peer Local 17.80.1.1 from 17.80.1.1 (3.3.3.3) Origin IGP, metric 0, localpref 100, valid, internal, best Originator: 2.2.2.2, Cluster list: 3.3.3.3 R4# R4# R4# R4# R4#^x   RACK13AS>3 [Resuming connection 3 to r3 ... ] R3(config-router)#bgp cl R3(config-router)#bgp clu R3(config-router)#bgp cluster-id 1002 R3(config-router)#^Z R3#config t *Mar 1 19:25:55.956: %SYS-5-CONFIG_I: Configured from console by console R3#config t gtg t  RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh ip bgp 20.0.0.0 BGP routing table entry for 20.0.0.0/8, version 111 Paths: (1 available, best #1, table Default-IP-Routing-Table) Flag: 0x800 Not advertised to any peer Local 17.80.1.1 from 17.80.1.1 (3.3.3.3) Origin IGP, metric 0, localpref 100, valid, internal, best Originator: 2.2.2.2, Cluster list: 0.0.3.234 R4# R4# R4# R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#confi gt ^ % Invalid input detected at '^' marker. R3#confn git t ^ % Invalid input detected at '^' marker. R3#confgit t     ig t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#rouert   ter bgp 100 R3(config-router)#bgp clust ? <1-4294967295> Route-Reflector Cluster-id as 32 bit quantity A.B.C.D Route-Reflector Cluster-id in IP address format R3(config-router)#bgp clust ^Z % Incomplete command. R3# *Mar 1 19:27:35.283: %SYS-5-CONFIG_I: Configured from console by console R3#sh run | b bgp router bgp 100 no synchronization bgp router-id 3.3.3.3 bgp cluster-id 1002 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 30.0.0.0 neighbor AS100Peers peer-group neighbor AS100Peers remote-as 100 neighbor AS100Peers route-reflector-client neighbor 17.80.1.2 peer-group AS100Peers neighbor 180.40.7.2 peer-group AS100Peers neighbor 208.28.1.1 remote-as 300 neighbor 208.28.1.1 prefix-list Prob8 out no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! ip prefix-list Prob8 seq 5 deny 17.80.0.0/23 ge 24 --More--   R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#config Configuring from terminal, memory, or network [terminal]? Enter configuration commands, one per line. End with CNTL/Z. R4(config)#router bgp 100 R4(config-router)#nei R4(config-router)#neighbor 192.10.32.254 remote 100 R4(config-router)#neighbor 192.10.32.254 remote 1000 R4(config-router)#do sh run | b bgp router bgp 100 no synchronization bgp router-id 4.4.4.4 bgp log-neighbor-changes network 17.80.0.0 mask 255.255.255.0 network 17.80.1.0 mask 255.255.255.0 network 17.80.2.0 mask 255.255.255.0 network 17.80.3.0 mask 255.255.255.0 network 40.0.0.0 aggregate-address 17.80.0.0 255.255.252.0 neighbor 17.80.1.1 remote-as 100 neighbor 17.80.1.1 route-map Prob1 in neighbor 192.10.32.254 remote-as 1000 no auto-summary ! no ip http server no ip http secure-server ip classless ! ! ! route-map Prob1 permit 10 set ip next-hop peer-address --More--   R4(config-router)#eni R4(config-router)#eni   nei do sh run | b bgpneighbor 192.10.32.254 remote 1000             loc R4(config-router)#neighbor 192.10.32.254 local-as ? <1-65535> AS number used as local AS R4(config-router)#neighbor 192.10.32.254 local-as 13 R4(config-router)# 19:33:17: %BGP-5-ADJCHANGE: neighbor 192.10.32.254 Up R4(config-router)#neighbor 192.10.32.254 local-as 13 ? no-prepend Do not prepend local-as to updates from ebgp peers R4(config-router)#neighbor 192.10.32.254 local-as 13                                    nei 17.8-0  0.1.1 nex R4(config-router)#nei 17.80.1.1 next-hop-s R4(config-router)#nei 17.80.1.1 next-hop-self R4(config-router)#^Z R4#clea ip 19:35:58: %SYS-5-CONFIG_I: Configured from console by console R4#clea ip bgp * out R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip bgp BGP table version is 46, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i17.57.100.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i * i17.57.101.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i *> 17.57.102.0/24 208.28.1.1 11111 0 300 i *>i17.80.0.0/24 17.80.1.2 0 100 0 i *>i17.80.0.0/22 17.80.1.2 0 100 0 i r>i17.80.1.0/24 17.80.1.2 0 100 0 i *>i17.80.2.0/24 17.80.1.2 0 100 0 i *>i17.80.3.0/24 17.80.1.2 0 100 0 i *>i20.0.0.0 180.40.7.2 0 100 0 i *> 30.0.0.0 0.0.0.0 0 32768 i *>i40.0.0.0 17.80.1.2 0 100 0 i * i50.0.0.0 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i --More--   Network Next Hop Metric LocPrf Weight Path * i60.0.0.0 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i *>i65.23.32.0/20 17.80.1.2 0 100 0 13 1000 i *>i129.23.0.0 17.80.1.2 0 100 0 13 1000 i r>i180.40.7.0/27 180.40.7.2 0 100 0 i * i180.40.7.64/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i180.40.7.128/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i *>i203.212.1.0 17.80.1.2 0 100 0 13 1000 i r i208.28.1.0/29 180.40.7.2 0 100 0 300 i r> 208.28.1.1 0 0 300 i * i208.28.1.64/28 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i208.28.1.128/27 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i R3# RACK13AS>x1 Translating "x1" Translating "x1" % Unknown command or computer name, or unable to find computer address RACK13AS> [Resuming connection 3 to r3 ... ] R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh ip bgop  p reg _1000$ BGP table version is 83, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 65.23.32.0/20 180.40.7.65 0 100 13 1000 i * 180.40.7.129 0 100 13 1000 i * 208.28.1.65 0 200 100 13 1000 i *> 208.28.1.2 0 100 13 1000 i * 129.23.0.0 180.40.7.65 0 100 13 1000 i * 180.40.7.129 0 100 13 1000 i * 208.28.1.65 0 200 100 13 1000 i *> 208.28.1.2 0 100 13 1000 i * 203.212.1.0 180.40.7.65 0 100 13 1000 i * 180.40.7.129 0 100 13 1000 i * 208.28.1.65 0 200 100 13 1000 i *> 208.28.1.2 0 100 13 1000 i R1# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#router bgp 100 R4(config-router)#router bgp 100nei 17.80.1.1 next-hop-self > ? R4(config-router)#nei 17.80.1.1 next-hop-self ghbor 192.10.32.254 local-as 13do sh run | b bgp neighbor 192.10.32.254 remote 1000 router bgp 100 neighbor 192.10.32.254 remote 1000do sh run | b bgp neighbor 192.10.32.254 remote 1000 router bgp 100 no aggregate-address 17.57.0.0 255.255.252.0aggregate-address 17.80.0.0 255.255.252.0 no aggregate-address 17.57.0.0 255.255.252.0router bgp 100 neighbor 192.10.32.254 remote 1000do sh run | b bgp neighbor 192.10.32.254 local-as 13 17.80.1.1 next-hop-self ghbor 192.10.32.254 local-as 13 ? no-prepend Do not prepend local-as to updates from ebgp peers R4(config-router)#neighbor 192.10.32.254 local-as 13 no R4(config-router)#neighbor 192.10.32.254 local-as 13 no-prepend R4(config-router)# 19:38:32: %BGP-5-ADJCHANGE: neighbor 192.10.32.254 Down Local AS change R4(config-router)#^Z R4#clea ipb fg 19:38:34: %SYS-5-CONFIG_I: Configured from console by console R4#clea ipb fg     bgp * out R4#clea ip bgp * outi    iu i n R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip bgp BGP table version is 49, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i17.57.100.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i * i17.57.101.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i *> 17.57.102.0/24 208.28.1.1 11111 0 300 i *>i17.80.0.0/24 17.80.1.2 0 100 0 i *>i17.80.0.0/22 17.80.1.2 0 100 0 i r>i17.80.1.0/24 17.80.1.2 0 100 0 i *>i17.80.2.0/24 17.80.1.2 0 100 0 i *>i17.80.3.0/24 17.80.1.2 0 100 0 i *>i20.0.0.0 180.40.7.2 0 100 0 i *> 30.0.0.0 0.0.0.0 0 32768 i *>i40.0.0.0 17.80.1.2 0 100 0 i * i50.0.0.0 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i --More--   Network Next Hop Metric LocPrf Weight Path * i60.0.0.0 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i r>i180.40.7.0/27 180.40.7.2 0 100 0 i * i180.40.7.64/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i180.40.7.128/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i r i208.28.1.0/29 180.40.7.2 0 100 0 300 i r> 208.28.1.1 0 0 300 i * i208.28.1.64/28 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i208.28.1.128/27 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i R3#  sh ip bgp BGP table version is 49, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i17.57.100.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i * i17.57.101.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i *> 17.57.102.0/24 208.28.1.1 11111 0 300 i *>i17.80.0.0/24 17.80.1.2 0 100 0 i *>i17.80.0.0/22 17.80.1.2 0 100 0 i r>i17.80.1.0/24 17.80.1.2 0 100 0 i *>i17.80.2.0/24 17.80.1.2 0 100 0 i *>i17.80.3.0/24 17.80.1.2 0 100 0 i *>i20.0.0.0 180.40.7.2 0 100 0 i *> 30.0.0.0 0.0.0.0 0 32768 i *>i40.0.0.0 17.80.1.2 0 100 0 i * i50.0.0.0 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i --More--   Network Next Hop Metric LocPrf Weight Path * i60.0.0.0 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i r>i180.40.7.0/27 180.40.7.2 0 100 0 i * i180.40.7.64/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i180.40.7.128/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i r i208.28.1.0/29 180.40.7.2 0 100 0 300 i r> 208.28.1.1 0 0 300 i * i208.28.1.64/28 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i208.28.1.128/27 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i R3#   RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh o[ bgp      ip bgp,  19:39:08: %BGP-5-ADJCHANGE: neighbor 192.10.32.254 Up R4#sh ip bgpm            clea ip bgp * in    * outin  sh ip bgp BGP table version is 121, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *>i10.0.0.0 17.80.1.1 0 100 0 300 i *>i17.57.100.0/24 17.80.1.1 4294967295 100 0 300 i *>i17.57.101.0/24 17.80.1.1 4294967295 100 0 300 i *>i17.57.102.0/24 17.80.1.1 11111 100 0 300 i *> 17.80.0.0/24 0.0.0.0 0 32768 i *> 17.80.0.0/22 0.0.0.0 32768 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *> 17.80.2.0/24 0.0.0.0 0 32768 i *> 17.80.3.0/24 0.0.0.0 0 32768 i *>i20.0.0.0 17.80.1.1 0 100 0 i *>i30.0.0.0 17.80.1.1 0 100 0 i *> 40.0.0.0 0.0.0.0 0 32768 i *>i50.0.0.0 17.80.1.1 4294967295 100 0 300 200 i *>i60.0.0.0 17.80.1.1 4294967295 100 0 300 i *> 65.23.32.0/20 192.10.32.254 0 0 1000 i *> 129.23.0.0 192.10.32.254 0 0 1000 i *>i180.40.7.0/27 17.80.1.1 0 100 0 i --More--   Network Next Hop Metric LocPrf Weight Path *>i180.40.7.64/27 17.80.1.1 0 100 0 300 i *>i180.40.7.128/27 17.80.1.1 0 100 0 300 i *> 203.212.1.0 192.10.32.254 0 0 1000 i *>i208.28.1.0/29 17.80.1.1 0 100 0 300 i *>i208.28.1.64/28 17.80.1.1 0 100 0 300 i *>i208.28.1.128/27 17.80.1.1 4294967295 100 0 300 200 i R4#q  RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip bgprun | b bgpconfig t git ti gt g t gtg t gtgit tig t sh run | b bgpip bgp   R3#sh ip bgp BGP table version is 52, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * i10.0.0.0 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i17.57.100.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i * i17.57.101.0/24 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i *> 17.57.102.0/24 208.28.1.1 11111 0 300 i *>i17.80.0.0/24 17.80.1.2 0 100 0 i *>i17.80.0.0/22 17.80.1.2 0 100 0 i r>i17.80.1.0/24 17.80.1.2 0 100 0 i *>i17.80.2.0/24 17.80.1.2 0 100 0 i *>i17.80.3.0/24 17.80.1.2 0 100 0 i *>i20.0.0.0 180.40.7.2 0 100 0 i *> 30.0.0.0 0.0.0.0 0 32768 i *>i40.0.0.0 17.80.1.2 0 100 0 i * i50.0.0.0 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i --More--   Network Next Hop Metric LocPrf Weight Path * i60.0.0.0 180.40.7.2 4294967295 100 0 300 i *> 208.28.1.1 4294967295 0 300 i *>i65.23.32.0/20 17.80.1.2 0 100 0 1000 i *>i129.23.0.0 17.80.1.2 0 100 0 1000 i r>i180.40.7.0/27 180.40.7.2 0 100 0 i * i180.40.7.64/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i180.40.7.128/27 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i *>i203.212.1.0 17.80.1.2 0 100 0 1000 i r i208.28.1.0/29 180.40.7.2 0 100 0 300 i r> 208.28.1.1 0 0 300 i * i208.28.1.64/28 180.40.7.2 0 100 0 300 i *> 208.28.1.1 0 0 300 i * i208.28.1.128/27 180.40.7.2 4294967295 100 0 300 200 i *> 208.28.1.1 4294967295 0 300 200 i R3#q  RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#rou   acces     do access-list access-list ^ % Invalid input detected at '^' marker. R4(config)#do access-list saccess-list haccess-list  access-list  R4(config)#access-list 1 den any R4(config)#rotuer bgp er bgp er bgp uer bgp ter bgp er bgp 100 R4(config-router)#nei 192.10.32.254 distr R4(config-router)#nei 192.10.32.254 distribute-list 1 out R4(config-router)#^Z R4# 19:41:33: %SYS-5-CONFIG_I: Configured from console by console R4#sh run | b bgp router bgp 100 no synchronization bgp router-id 4.4.4.4 bgp log-neighbor-changes network 17.80.0.0 mask 255.255.255.0 network 17.80.1.0 mask 255.255.255.0 network 17.80.2.0 mask 255.255.255.0 network 17.80.3.0 mask 255.255.255.0 network 40.0.0.0 aggregate-address 17.80.0.0 255.255.252.0 neighbor 17.80.1.1 remote-as 100 neighbor 17.80.1.1 next-hop-self neighbor 17.80.1.1 route-map Prob1 in neighbor 192.10.32.254 remote-as 1000 neighbor 192.10.32.254 local-as 13 no-prepend neighbor 192.10.32.254 distribute-list 1 out no auto-summary ! no ip http server no ip http secure-server ip classless ! ! --More--  access-list 1 deny any ! route-map Prob1 permit 10 set ip next-hop peer-address ! ! ! dial-peer cor custom ! ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 login ! ! end R4# R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#no router bgp 100 R4(config)# 19:44:31: %BGP-5-ADJCHANGE: neighbor 17.80.1.1 Down BGP protocol initialization 19:44:31: %BGP-5-ADJCHANGE: neighbor 192.10.32.254 Down BGP protocol initialization R4(config)#rouet   uter bgp 65004 R4(config-router)#bgp conf R4(config-router)#bgp confederation ? identifier as number peers Peer ASs in BGP confederation R4(config-router)#bgp confederation id 199  00 R4(config-router)#bgp con R4(config-router)#bgp confederation peer R4(config-router)#bgp confederation peers 65003 65002 R4(config-router)# no synchronization R4(config-router)# bgp router-id 4.4.4.4 R4(config-router)# bgp log-neighbor-changes R4(config-router)# network 17.80.0.0 mask 255.255.255.0 R4(config-router)# network 17.80.1.0 mask 255.255.255.0 R4(config-router)# network 17.80.2.0 mask 255.255.255.0 R4(config-router)# network 17.80.3.0 mask 255.255.255.0 R4(config-router)# network 40.0.0.0 R4(config-router)# aggregate-address 17.80.0.0 255.255.252.0 R4(config-router)# neighbor 17.80.1.1 remote-as 5 65003 R4(config-router)#neighbor 17.80.1.1 next-hop-self R4(config-router)#neighbor 192.10.32.254 remote-as 1000 R4(config-router)# neighbor 192.10.32.254 local-as 13 no-prepend R4(config-router)# neighbor 192.10.32.254 distribute-list 1 out R4(config-router)# no auto-summary R4(config-router)#^Z R4# 19:46:14: %SYS-5-CONFIG_I: Configured from console by console R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] * R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)# *Mar 1 19:43:56.804: %BGP-3-NOTIFICATION: sent to neighbor 17.80.1.2 2/2 (peer in wrong AS) 2 bytes FDEC R3(config)# FFFF FFFF FFFF FFFF FFFF FFFF FFFF FFFF 002D 0104 FDEC 00B4 0404 0404 1002 0601 0400 0100 0102 0280 0002 0202 00 R3(config)#do sh run | b bgp router bgp 100 no synchronization bgp router-id 3.3.3.3 bgp cluster-id 1002 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 30.0.0.0 neighbor AS100Peers peer-group neighbor AS100Peers remote-as 100 neighbor AS100Peers route-reflector-client neighbor 17.80.1.2 peer-group AS100Peers neighbor 180.40.7.2 peer-group AS100Peers neighbor 208.28.1.1 remote-as 300 neighbor 208.28.1.1 prefix-list Prob8 out no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! ip prefix-list Prob8 seq 5 deny 17.80.0.0/23 ge 24 --More--   R3(config)#no rouetr     ter bgp 100 R3(config)#ro *Mar 1 19:44:30.523: %BGP-5-ADJCHANGE: neighbor 180.40.7.2 Down BGP protocol initialization *Mar 1 19:44:30.523: %BGP-5-ADJCHANGE: neighbor 208.28.1.1 Down BGP protocol initialization R3(config)#router bgp 65003 R3(config-router)#bgp confi id R3(config-router)#bgp confi id  R3(config-router)#bgp confi i   e R3(config-router)#bgp confederation in R3(config-router)#bgp confederation in  ? identifier as number peers Peer ASs in BGP confederation R3(config-router)#bgp confederation id R3(config-router)#bgp confederation identifier 100 R3(config-router)#bgp confederation identifier 100              peer 65002 65004 R3(config-router)#no synchronization R3(config-router)# bgp router-id 3.3.3.3 R3(config-router)# R3(config-router)# bgp log-neighbor-changes R3(config-router)# bgp bestpath med missing-as-worst R3(config-router)# network 30.0.0.0 R3(config-router)# R3(config-router)# neighbor 17.80.1.2 remote 65004 R3(config-router)# neighbor 180.40.7.2 remote 65002 R3(config-router)# neighbor 208.28.1.1 remote-as 300 R3(config-router)# neighbor 208.28.1.1 prefix-list Prob8 out R3(config-router)# no auto-summary R3(config-router)# R3(config-router)# RACK13AS>2 [Resuming connection 2 to r2 ... ] *M R2#sh run | b bgp router bgp 100 no synchronization bgp router-id 2.2.2.2 bgp log-neighbor-changes bgp bestpath med missing-as-worst network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 neighbor 180.40.7.3 remote-as 100 neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.3 route-map Prob1 in neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.66 distribute-list 100 out neighbor 180.40.7.66 route-map Prob3a in neighbor 180.40.7.130 remote-as 300 neighbor 180.40.7.130 route-map Prob3b in neighbor 208.28.1.130 remote-as 200 neighbor 208.28.1.130 route-map Prob2 in no auto-summary ! ip classless ! ip as-path access-list 1 permit _200$ no ip http server --More--   R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router bgp 100nrouter bgp 100orouter bgp 100 router bgp 100 R2(config)#rouet *Mar 1 19:46:18.376: %BGP-5-ADJCHANGE: neighbor 180.40.7.66 Down BGP protocol initialization *Mar 1 19:46:18.376: %BGP-5-ADJCHANGE: neighbor 180.40.7.130 Down BGP protocol initialization *Mar 1 19:46:18.376: %BGP-5-ADJCHANGE: neighbor 208.28.1.130 Down BGP protocol initialization R2(config)#rouet   ter bg       ter bgp 65000 2 R2(config-router)#bgp confe i 100 R2(config-router)#bgp confe p 65002 3 65000 4 R2(config-router)# no synchronization R2(config-router)# bgp router-id 2.2.2.2 R2(config-router)# bgp log-neighbor-changes R2(config-router)# bgp bestpath med missing-as-worst R2(config-router)# network 20.0.0.0 R2(config-router)# network 180.40.7.0 mask 255.255.255.224 R2(config-router)# neighbor 180.40.7.3 remote-as 65003 R2(config-router)# neighbor 180.40.7.3 next-hop-self R2(config-router)# neighbor 180.40.7.3 route-map Prob1 in R2(config-router)# neighbor 180.40.7.66 remote-as 300 R2(config-router)# neighbor 180.40.7.66 distribute-list 100 out R2(config-router)# neighbor 180.40.7.66 route-map Prob3a in R2(config-router)# neighbor 180.40.7.130 remote-as 300 R2(config-router)# neighbor 180.40.7.130 route-map Prob3b in R2(config-router)# neighbor 208.28.1.130 remote-as 200 R2(config-router)# neighbor 208.28.1.130 route-map Prob2 in R2(config-router)# no auto-summary R2(config-router)#! R2(config-router)# R2(config-router)# R2(config-router)#^Z R2# *Mar 1 19:47:07.885: %SYS-5-CONFIG_I: Configured from console by console R2#sh *Mar 1 19:47:09.776: %BGP-5-ADJCHANGE: neighbor 180.40.7.66 Up R2#sh ip bgp sum BGP router identifier 2.2.2.2, local AS number 65002 BGP table version is 1, main routing table version 1 13 network entries using 1313 bytes of memory 13 path entries using 624 bytes of memory 4 BGP path attribute entries using 240 bytes of memory 2 BGP AS-PATH entries using 48 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 2225 total bytes of memory BGP activity 13/0 prefixes, 13/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 180.40.7.3 4 65003 0 0 0 0 0 never Idle 180.40.7.66 4 300 7 3 0 0 0 00:00:03 11 180.40.7.130 4 300 0 0 0 0 0 never Idle 208.28.1.130 4 200 0 0 0 0 0 never Idle R2#sh ip bgp sum BGP router identifier 2.2.2.2, local AS number 65002 BGP table version is 1, main routing table version 1 13 network entries using 1313 bytes of memory 13 path entries using 624 bytes of memory 4 BGP path attribute entries using 240 bytes of memory 2 BGP AS-PATH entries using 48 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 2225 total bytes of memory BGP activity 13/0 prefixes, 13/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 180.40.7.3 4 65003 0 0 0 0 0 never Idle 180.40.7.66 4 300 7 3 0 0 0 00:00:08 11 180.40.7.130 4 300 0 0 0 0 0 never Idle 208.28.1.130 4 200 0 0 0 0 0 never Idle R2#sh ip bgp sum BGP router identifier 2.2.2.2, local AS number 65002 BGP table version is 1, main routing table version 1 13 network entries using 1313 bytes of memory 13 path entries using 624 bytes of memory 4 BGP path attribute entries using 240 bytes of memory 2 BGP AS-PATH entries using 48 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 2225 total bytes of memory BGP activity 13/0 prefixes, 13/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 180.40.7.3 4 65003 0 0 0 0 0 never Idle 180.40.7.66 4 300 7 3 0 0 0 00:00:11 11 180.40.7.130 4 300 0 0 0 0 0 never Idle 208.28.1.130 4 200 0 0 0 0 0 never Idle R2#sh ip bgp sum BGP router identifier 2.2.2.2, local AS number 65002 BGP table version is 1, main routing table version 1 13 network entries using 1313 bytes of memory 13 path entries using 624 bytes of memory 4 BGP path attribute entries using 240 bytes of memory 2 BGP AS-PATH entries using 48 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 2225 total bytes of memory BGP activity 13/0 prefixes, 13/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 180.40.7.3 4 65003 0 0 0 0 0 never Active 180.40.7.66 4 300 7 3 0 0 0 00:00:15 11 180.40.7.130 4 300 0 0 0 0 0 never Idle 208.28.1.130 4 200 0 0 0 0 0 never Idle R2#sh ip bgp sum BGP router identifier 2.2.2.2, local AS number 65002 BGP table version is 1, main routing table version 1 13 network entries using 1313 bytes of memory 13 path entries using 624 bytes of memory 4 BGP path attribute entries using 240 bytes of memory 2 BGP AS-PATH entries using 48 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 2225 total bytes of memory BGP activity 13/0 prefixes, 13/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 180.40.7.3 4 65003 0 0 0 0 0 never Active 180.40.7.66 4 300 7 3 0 0 0 00:00:17 11 180.40.7.130 4 300 0 0 0 0 0 never Active 208.28.1.130 4 200 0 0 0 0 0 never Active R2#sh ip bgp sum BGP router identifier 2.2.2.2, local AS number 65002 BGP table version is 1, main routing table version 1 13 network entries using 1313 bytes of memory 13 path entries using 624 bytes of memory 4 BGP path attribute entries using 240 bytes of memory 2 BGP AS-PATH entries using 48 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 2225 total bytes of memory BGP activity 13/0 prefixes, 13/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 180.40.7.3 4 65003 0 0 0 0 0 never Active 180.40.7.66 4 300 7 3 0 0 0 00:00:19 11 180.40.7.130 4 300 0 0 0 0 0 never Active 208.28.1.130 4 200 0 0 0 0 0 never Active R2# *Mar 1 19:47:42.986: %BGP-5-ADJCHANGE: neighbor 180.40.7.130 Up R2# *Mar 1 19:47:46.901: %BGP-5-ADJCHANGE: neighbor 180.40.7.3 Up R2# *Mar 1 19:47:48.359: %BGP-5-ADJCHANGE: neighbor 208.28.1.130 Up R2#sh ip bgp sum BGP router identifier 2.2.2.2, local AS number 65002 BGP table version is 27, main routing table version 27 23 network entries using 2323 bytes of memory 56 path entries using 2688 bytes of memory 16 BGP path attribute entries using 960 bytes of memory 10 BGP AS-PATH entries using 240 bytes of memory 3 BGP route-map cache entries using 60 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 6271 total bytes of memory BGP activity 23/0 prefixes, 56/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 180.40.7.3 4 65003 12 8 27 0 0 00:00:06 21 180.40.7.66 4 300 11 11 27 0 0 00:00:44 11 180.40.7.130 4 300 7 13 27 0 0 00:00:10 11 208.28.1.130 4 200 11 13 27 0 0 00:00:05 11 R2#sh ip bgp BGP table version is 27, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 208.28.1.130 4294967295 0 200 300 i * 180.40.7.3 0 100 0 (65003) 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 17.57.100.0/24 208.28.1.130 4294967295 0 200 300 i * 180.40.7.3 4294967295 100 0 (65003) 300 i * 180.40.7.130 4294967295 0 300 i *> 180.40.7.66 4294967295 100 300 i * 17.57.101.0/24 208.28.1.130 4294967295 0 200 300 i * 180.40.7.3 4294967295 100 0 (65003) 300 i *> 180.40.7.130 4294967295 101 300 i * 180.40.7.66 4294967295 0 300 i * 17.57.102.0/24 208.28.1.130 4294967295 0 200 300 300 300 300 i *> 180.40.7.3 11111 100 0 (65003) 300 i * 180.40.7.130 4294967295 0 300 i * 180.40.7.66 4294967295 0 300 i --More--   Network Next Hop Metric LocPrf Weight Path *> 17.80.0.0/24 180.40.7.3 0 100 0 (65003 65004) i *> 17.80.0.0/22 180.40.7.3 0 100 0 (65003 65004) i *> 17.80.1.0/24 180.40.7.3 0 100 0 (65003 65004) i *> 17.80.2.0/24 180.40.7.3 0 100 0 (65003 65004) i *> 17.80.3.0/24 180.40.7.3 0 100 0 (65003 65004) i *> 20.0.0.0 0.0.0.0 0 32768 i *> 30.0.0.0 180.40.7.3 0 100 0 (65003) i *> 40.0.0.0 180.40.7.3 0 100 0 (65003 65004) i * 50.0.0.0 208.28.1.130 0 99 0 200 i * 180.40.7.3 4294967295 100 0 (65003) 300 200 i * 180.40.7.130 4294967295 0 300 200 i *> 180.40.7.66 4294967295 0 300 200 i * 60.0.0.0 208.28.1.130 4294967295 0 200 300 i * 180.40.7.3 4294967295 100 0 (65003) 300 i * 180.40.7.130 4294967295 0 300 i *> 180.40.7.66 4294967295 0 300 i *> 65.23.32.0/20 180.40.7.3 0 100 0 (65003 65004) 1000 i *> 129.23.0.0 180.40.7.3 0 100 0 (65003 65004) 1000 i *> 180.40.7.0/27 0.0.0.0 0 32768 i r 180.40.7.64/27 208.28.1.130 4294967295 0 200 300 i --More--   R2# RACK13AS>1 [Resuming connection 1 to r1 ... ] *M R1#sh ip bgp BGP table version is 130, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 0.0.0.0 0 32768 i r>i17.57.100.0/24 17.57.100.2 0 100 0 i *>i17.57.101.0/24 17.57.100.2 0 100 0 i *>i17.57.102.0/24 17.57.100.2 0 100 0 i *>i17.57.103.0/24 17.57.100.2 0 100 0 i * 17.80.0.0/24 208.28.1.65 0 200 100 i *> 180.40.7.129 0 100 i * 17.80.0.0/22 208.28.1.65 0 200 100 i * 180.40.7.65 0 100 i * 180.40.7.129 0 100 i *> 208.28.1.2 0 100 i * 17.80.1.0/24 208.28.1.65 0 200 100 i *> 180.40.7.129 0 100 i * 17.80.2.0/24 208.28.1.65 0 200 100 i * 180.40.7.65 0 100 i * 180.40.7.129 0 100 i *> 208.28.1.2 0 100 i --More--   Network Next Hop Metric LocPrf Weight Path * 17.80.3.0/24 208.28.1.65 0 200 100 i * 180.40.7.65 0 100 i * 180.40.7.129 0 100 i *> 208.28.1.2 0 100 i * 20.0.0.0 208.28.1.2 0 100 i * 208.28.1.65 0 200 100 i *> 180.40.7.65 0 0 100 i * 180.40.7.129 0 0 100 i * 30.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.65 0 100 i * 180.40.7.129 0 100 i *> 208.28.1.2 0 0 100 i * 40.0.0.0 208.28.1.65 0 200 100 i * 180.40.7.65 0 100 i * 180.40.7.129 0 100 i *> 208.28.1.2 0 100 i *> 50.0.0.0 208.28.1.65 0 0 200 i *>i60.0.0.0 17.57.100.2 0 100 0 i * 65.23.32.0/20 208.28.1.65 0 200 100 1000 i * 180.40.7.65 0 100 1000 i * 180.40.7.129 0 100 1000 i *> 208.28.1.2 0 100 1000 i --More--   Network Next Hop Metric LocPrf Weight Path * 129.23.0.0 208.28.1.65 0 200 100 1000 i * 180.40.7.65 0 100 1000 i * 180.40.7.129 0 100 1000 i *> 208.28.1.2 0 100 1000 i * 180.40.7.0/27 208.28.1.2 0 100 i * 208.28.1.65 0 200 100 i *> 180.40.7.65 0 0 100 i * 180.40.7.129 0 0 100 i *> 180.40.7.64/27 0.0.0.0 0 32768 i *> 180.40.7.128/27 0.0.0.0 0 32768 i * 203.212.1.0 208.28.1.65 0 200 100 1000 i * 180.40.7.65 0 100 1000 i * 180.40.7.129 0 100 1000 i *> 208.28.1.2 0 100 1000 i *> 208.28.1.0/29 0.0.0.0 0 32768 i *> 208.28.1.64/28 0.0.0.0 0 32768 i *> 208.28.1.128/27 208.28.1.65 0 0 200 i R1# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run | b bgp router bgp 65002 no synchronization bgp router-id 2.2.2.2 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65003 65004 bgp bestpath med missing-as-worst network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 neighbor 180.40.7.3 remote-as 65003 neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.3 route-map Prob1 in neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.66 distribute-list 100 out neighbor 180.40.7.66 route-map Prob3a in neighbor 180.40.7.130 remote-as 300 neighbor 180.40.7.130 route-map Prob3b in neighbor 208.28.1.130 remote-as 200 neighbor 208.28.1.130 route-map Prob2 in no auto-summary ! ip classless ! --More--   R2#^x   RACK13AS>3 [Resuming connection 3 to r3 ... ] * R3(config-router)#^Z R3#sh run *Mar 1 19:49:58.501: %SYS-5-CONFIG_I: Configured from console by console R3#sh run | b bgp router bgp 65003 no synchronization bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65004 bgp bestpath med missing-as-worst network 30.0.0.0 neighbor 17.80.1.2 remote-as 65004 neighbor 180.40.7.2 remote-as 65002 neighbor 208.28.1.1 remote-as 300 neighbor 208.28.1.1 prefix-list Prob8 out no auto-summary ! ip classless ! no ip http server no ip http secure-server ! ! ip prefix-list Prob8 seq 5 deny 17.80.0.0/23 ge 24 ip prefix-list Prob8 seq 10 permit 0.0.0.0/0 le 32 ! --More--   R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] 19 R4#sh run | b bgp router bgp 65004 no synchronization bgp router-id 4.4.4.4 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65003 network 17.80.0.0 mask 255.255.255.0 network 17.80.1.0 mask 255.255.255.0 network 17.80.2.0 mask 255.255.255.0 network 17.80.3.0 mask 255.255.255.0 network 40.0.0.0 aggregate-address 17.80.0.0 255.255.252.0 neighbor 17.80.1.1 remote-as 65003 neighbor 17.80.1.1 next-hop-self neighbor 192.10.32.254 remote-as 1000 neighbor 192.10.32.254 local-as 13 no-prepend neighbor 192.10.32.254 distribute-list 1 out no auto-summary ! no ip http server no ip http secure-server ip classless ! --More--   R4# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#int s 1/3 R2(config-if)#clock rate 128000 R2(config-if)#na  ban 128 R2(config-if)#ip address 180.40.7.34 255.255.255.224 R2(config-if)#no shut R2(config-if)#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#int s 1/3 R3(config-if)#band 128 R3(config-if)#clock rate 128000 %Error: This command applies only to DCE interfaces R3(config-if)#ip address 180.40.7.33 255.255.255.224 R3(config-if)#router bgp 65003 R3(config-router)#nei 180.40.7  .  34 remote 65002 R3(config-router)# 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)#rotuer bg       uter bgp 65002 R2(config-router)#nei r 180.40.7.34 remote 65003 % Cannot configure the local system as neighbor R2(config-router)#nei 180.40.7.34 remote 65003 remote 65003 3 remote 65003 R2(config-router)#int s 1/2 R2(config-if)#ban 768 R2(config-if)# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3(config-router)#int s 1/2 R3(config-if)#band 768 R3(config-if)#rouer  ter bp gp 65003 R3(config-router)#bgp ? always-compare-med Allow comparing MED from different neighbors bestpath Change the default bestpath selection client-to-client Configure client to client route reflection cluster-id Configure Route-Reflector Cluster-id (peers may reset) confederation AS confederation parameters dampening Enable route-flap dampening default Configure BGP defaults deterministic-med Pick the best-MED path among paths advertised from the neighboring AS dmzlink-bw Use DMZ Link Bandwidth as weight for BGP multipaths enforce-first-as Enforce the first AS for EBGP routes(default) fast-external-fallover Immediately reset session if a link to a directly connected external peer goes down graceful-restart Graceful restart capability parameters inject-map Routemap which specifies prefixes to inject log-neighbor-changes Log neighbor up/down and reset reason maxas-limit Allow AS-PATH attribute from any neighbor imposing a limit on number of ASes redistribute-internal Allow redistribution of iBGP into IGPs (dangerous) router-id Override configured router identifier (peers will reset) --More--   scan-time Configure background scanner interval suppress-inactive Suppress routes that are not in the routing table update-delay Set the max initial delay for sending update upgrade-cli upgrade cli R3(config-router)#bgp dmzlink-bw R3(config-router)#nei R3(config-router)#neighbor          add R3(config-router)#address-family ipv4 R3(config-router-af)#nei 180.40.7.34 dm R3(config-router-af)#nei 180.40.7.34 dmzlink-bw R3(config-router-af)#nei 180.40.7.34 dmzlink-bw  dmzlink-bw  dmzlink-bw 2 dmzlink-bw  R3(config-router-af)#ma R3(config-router-af)#maximum-paths i R3(config-router-af)#maximum-paths ibgp 2 R3(config-router-af)#maximum-paths ibgp 2nei 180.40.7.2 dmzlink-bw            se R3(config-router-af)#nei 180.40.7.2 send-c R3(config-router-af)#nei 180.40.7.2 send-community bo R3(config-router-af)#nei 180.40.7.2 send-community bo send-community bo 3 send-community bo4 send-community bo R3(config-router-af)# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2(config-if)#rouert   ter bgp 65002 R2(config-router)# R2(config-router)#dm R2(config-router)#dm  bgp dm R2(config-router)#bgp dmzlink-bw R2(config-router)#add R2(config-router)#address-family ip R2(config-router)#address-family ipv4 R2(config-router)#address-family ipv4 R2(config-router-af)#nei 180.40.7.3 dm R2(config-router-af)#nei 180.40.7.3 dmzlink-bw R2(config-router-af)#nei 180.40.7.3 dmzlink-bw 2 dmzlink-bw  % Specify remote-as or peer-group commands first R2(config-router-af)#nei 180.40.7.32 dmzlink-bw  dmzlink-bw 3 dmzlink-bw  R2(config-router-af)#nei 180.40.7.33 dmzlink-bw            send R2(config-router-af)#nei 180.40.7.33 send-co R2(config-router-af)#nei 180.40.7.33 send-community bo R2(config-router-af)#nei 180.40.7.33 send-community both R2(config-router-af)#nei 180.40.7.33 send-community both  send-community both  R2(config-router-af)#ma R2(config-router-af)#maximum-paths i R2(config-router-af)#maximum-paths ibgp 2 R2(config-router-af)#^Z R2#clea *Mar 1 19:58:55.621: %SYS-5-CONFIG_I: Configured from console by console R2#clea ip bg * in R2#clea ip bg * in  out R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3(config-router-af)#^Z R3#clea *Mar 1 19:59:03.570: %SYS-5-CONFIG_I: Configured from console by console R3#clea ip bg * in R3#clea ip bg * inonfig t  lea ip bg * in  out R3#sh ip bgp 20.0.0.0 BGP routing table entry for 20.0.0.0/8, version 28 Paths: (1 available, best #1, table Default-IP-Routing-Table) Multipath: iBGP Advertised to non peer-group peers: 17.80.1.2 208.28.1.1 (65002) 180.40.7.2 from 180.40.7.2 (2.2.2.2) Origin IGP, metric 0, localpref 100, valid, confed-external, best DMZ-Link Bw 96 kbytes R3# R3# R3# R3#sh ip bgp 20.0.0.0 BGP routing table entry for 20.0.0.0/8, version 28 Paths: (1 available, best #1, table Default-IP-Routing-Table) Multipath: iBGP Advertised to non peer-group peers: 17.80.1.2 208.28.1.1 (65002) 180.40.7.2 from 180.40.7.2 (2.2.2.2) Origin IGP, metric 0, localpref 100, valid, confed-external, best DMZ-Link Bw 96 kbytes R3#sh ip bgp sun m BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 33 path entries using 1584 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 4795 total bytes of memory BGP activity 23/0 prefixes, 33/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 22 30 29 0 0 00:12:48 9 180.40.7.2 4 65002 20 32 0 0 0 00:11:40 12 180.40.7.34 4 65002 0 0 0 0 0 never Idle 208.28.1.1 4 300 28 27 29 0 0 00:12:51 11 R3#sh run | b bgp router bgp 65003 bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65004 bgp bestpath med missing-as-worst neighbor 17.80.1.2 remote-as 65004 neighbor 180.40.7.2 remote-as 65002 neighbor 180.40.7.34 remote-as 65002 neighbor 208.28.1.1 remote-as 300 maximum-paths ibgp 2 ! address-family ipv4 neighbor 17.80.1.2 activate neighbor 180.40.7.2 activate neighbor 180.40.7.2 send-community both neighbor 180.40.7.2 dmzlink-bw neighbor 180.40.7.34 activate neighbor 180.40.7.34 send-community both neighbor 180.40.7.34 dmzlink-bw neighbor 208.28.1.1 activate neighbor 208.28.1.1 prefix-list Prob8 out maximum-paths ibgp 2 --More--   R3# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh run | b bgp router bgp 65003 bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65004 bgp bestpath med missing-as-worst neighbor 17.80.1.2 remote-as 65004 neighbor 180.40.7.2 remote-as 65002 neighbor 180.40.7.34 remote-as 65002 neighbor 208.28.1.1 remote-as 300 maximum-paths ibgp 2 ! address-family ipv4 neighbor 17.80.1.2 activate neighbor 180.40.7.2 activate neighbor 180.40.7.2 send-community both neighbor 180.40.7.2 dmzlink-bw neighbor 180.40.7.34 activate neighbor 180.40.7.34 send-community both neighbor 180.40.7.34 dmzlink-bw neighbor 208.28.1.1 activate neighbor 208.28.1.1 prefix-list Prob8 out maximum-paths ibgp 2 --More--   R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run | b bgp router bgp 65002 bgp router-id 2.2.2.2 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65003 65004 bgp bestpath med missing-as-worst neighbor 180.40.7.3 remote-as 65003 neighbor 180.40.7.33 remote-as 65003 neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.130 remote-as 300 neighbor 208.28.1.130 remote-as 200 maximum-paths ibgp 2 ! address-family ipv4 neighbor 180.40.7.3 activate neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.3 send-community both neighbor 180.40.7.3 route-map Prob1 in neighbor 180.40.7.3 dmzlink-bw neighbor 180.40.7.33 activate neighbor 180.40.7.33 send-community both neighbor 180.40.7.33 dmzlink-bw neighbor 180.40.7.66 activate --More--   neighbor 180.40.7.66 distribute-list 100 out --More--   neighbor 180.40.7.66 route-map Prob3a in --More--   neighbor 180.40.7.130 activate --More--   R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#int s 1/3 R2(config-if)#n  o sht ut R2(config-if)#^Z R2# RACK13AS>d 3 [Resuming connection 3 to r3 ... ] R3#confi gt ^ % Invalid input detected at '^' marker. R3#inco    config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#int s 1/3 R3(config-if)#no su hut R3(config-if)#^Z R3# *Mar 1 20:00:42.989: %SYS-5-CONFIG_I: Configured from console by console R3# *Mar 1 20:00:44.660: %LINK-3-UPDOWN: Interface Serial1/3, changed state to up *Mar 1 20:00:45.661: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial1/3, changed state to up R3# R3# R3# R3#config t gtsh run | b bgpip bgp sum  BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 33 path entries using 1584 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 4795 total bytes of memory BGP activity 23/0 prefixes, 33/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 24 32 29 0 0 00:14:12 9 180.40.7.2 4 65002 26 42 29 0 0 00:13:04 12 180.40.7.34 4 65002 0 0 0 0 0 never Idle 208.28.1.1 4 300 30 29 29 0 0 00:14:15 11 R3#sh ip bgp sum BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 33 path entries using 1584 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 4795 total bytes of memory BGP activity 23/0 prefixes, 33/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 24 32 29 0 0 00:14:18 9 180.40.7.2 4 65002 26 42 29 0 0 00:13:10 12 180.40.7.34 4 65002 0 0 0 0 0 never Active 208.28.1.1 4 300 30 29 29 0 0 00:14:21 11 R3#sh ip bgp sum BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 33 path entries using 1584 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 4795 total bytes of memory BGP activity 23/0 prefixes, 33/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 24 32 29 0 0 00:14:21 9 180.40.7.2 4 65002 26 42 29 0 0 00:13:13 12 180.40.7.34 4 65002 0 0 0 0 0 never Active 208.28.1.1 4 300 30 29 29 0 0 00:14:24 11 R3#sh ip bgp sum BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 33 path entries using 1584 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 4795 total bytes of memory BGP activity 23/0 prefixes, 33/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 24 32 29 0 0 00:14:23 9 180.40.7.2 4 65002 26 42 29 0 0 00:13:15 12 180.40.7.34 4 65002 0 0 0 0 0 never Active 208.28.1.1 4 300 30 29 29 0 0 00:14:26 11 R3#sh ip bgp sum BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 33 path entries using 1584 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 4795 total bytes of memory BGP activity 23/0 prefixes, 33/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 24 32 29 0 0 00:14:25 9 180.40.7.2 4 65002 26 42 29 0 0 00:13:17 12 180.40.7.34 4 65002 0 0 0 0 0 never Active 208.28.1.1 4 300 30 29 29 0 0 00:14:28 11 R3#sh ip bgp sum BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 33 path entries using 1584 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 4795 total bytes of memory BGP activity 23/0 prefixes, 33/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 24 32 29 0 0 00:14:28 9 180.40.7.2 4 65002 26 42 29 0 0 00:13:20 12 180.40.7.34 4 65002 0 0 0 0 0 never Active 208.28.1.1 4 300 30 29 29 0 0 00:14:31 11 R3#sh ip bgp sum BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 33 path entries using 1584 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 4795 total bytes of memory BGP activity 23/0 prefixes, 33/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 24 32 29 0 0 00:14:31 9 180.40.7.2 4 65002 26 42 29 0 0 00:13:23 12 180.40.7.34 4 65002 0 0 0 0 0 never Active 208.28.1.1 4 300 30 29 29 0 0 00:14:34 11 R3# *Mar 1 20:01:22.890: %BGP-5-ADJCHANGE: neighbor 180.40.7.34 Up R3#sh ip bgp sum BGP router identifier 3.3.3.3, local AS number 65003 BGP table version is 29, main routing table version 29 23 network entries using 2323 bytes of memory 45 path entries using 2160 bytes of memory 12 BGP path attribute entries using 720 bytes of memory 7 BGP AS-PATH entries using 168 bytes of memory 0 BGP route-map cache entries using 0 bytes of memory 0 BGP filter-list cache entries using 0 bytes of memory BGP using 5371 total bytes of memory BGP activity 23/0 prefixes, 45/0 paths, scan interval 60 secs Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 17.80.1.2 4 65004 24 32 29 0 0 00:14:49 9 180.40.7.2 4 65002 26 42 29 0 0 00:13:41 12 180.40.7.34 4 65002 14 13 29 0 0 00:00:04 12 208.28.1.1 4 300 30 29 29 0 0 00:14:52 11 R3#sh ip bgp sumconfig t  gtsh run | b bgpip bgp sum 20.0.0.0 BGP routing table entry for 20.0.0.0/8, version 28 Paths: (2 available, best #2, table Default-IP-Routing-Table) Multipath: iBGP Advertised to non peer-group peers: 17.80.1.2 180.40.7.34 208.28.1.1 (65002) 180.40.7.34 from 180.40.7.34 (2.2.2.2) Origin IGP, metric 0, localpref 100, valid, confed-external DMZ-Link Bw 16 kbytes (65002) 180.40.7.2 from 180.40.7.2 (2.2.2.2) Origin IGP, metric 0, localpref 100, valid, confed-external, best DMZ-Link Bw 96 kbytes R3# R3# R3# R3# R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#int s 1/3 R3(config-if)# R3(config-if)#band 1544 R3(config-if)#^Z R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] * R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#itn  nt s 1/2 R2(config-if)#int s 1/2 3 R2(config-if)#band 1544 R2(config-if)#^Z R2#clea ip *Mar 1 20:02:27.396: %SYS-5-CONFIG_I: Configured from console by console R2#clea ip bgp * inonfig t lea ip bgp * in R2#clea ip bgp * in  out R2#^Z R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] * R3#clea ip bgp * in R3#clea ip bgp * in  out R3#clea ip bgp * outin onfig t sh ip bgp 20.0.0.0 BGP routing table entry for 20.0.0.0/8, version 28 Paths: (2 available, best #2, table Default-IP-Routing-Table) Multipath: iBGP Advertised to non peer-group peers: 17.80.1.2 180.40.7.34 208.28.1.1 (65002) 180.40.7.34 from 180.40.7.34 (2.2.2.2) Origin IGP, metric 0, localpref 100, valid, confed-external DMZ-Link Bw 193 kbytes (65002) 180.40.7.2 from 180.40.7.2 (2.2.2.2) Origin IGP, metric 0, localpref 100, valid, confed-external, best DMZ-Link Bw 96 kbytes R3# R3# R3# R3# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh run | b bgp router bgp 65002 bgp router-id 2.2.2.2 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65003 65004 bgp bestpath med missing-as-worst neighbor 180.40.7.3 remote-as 65003 neighbor 180.40.7.33 remote-as 65003 neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.130 remote-as 300 neighbor 208.28.1.130 remote-as 200 maximum-paths ibgp 2 ! address-family ipv4 neighbor 180.40.7.3 activate neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.3 send-community both neighbor 180.40.7.3 route-map Prob1 in neighbor 180.40.7.3 dmzlink-bw neighbor 180.40.7.33 activate neighbor 180.40.7.33 send-community both neighbor 180.40.7.33 dmzlink-bw neighbor 180.40.7.66 activate --More--   neighbor 180.40.7.66 distribute-list 100 out neighbor 180.40.7.66 route-map Prob3a in neighbor 180.40.7.130 activate neighbor 180.40.7.130 route-map Prob3b in neighbor 208.28.1.130 activate neighbor 208.28.1.130 route-map Prob2 in maximum-paths ibgp 2 no auto-summary no synchronization bgp dmzlink-bw network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 exit-address-family ! ip classless ! ip as-path access-list 1 permit _200$ no ip http server no ip http secure-server ! access-list 1 permit 17.57.100.0 access-list 2 permit 17.57.101.0 access-list 100 deny ip 17.80.0.0 0.0.1.255 255.255.255.0 0.0.0.255 --More--   R2# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh run | b bgp router bgp 65003 bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65004 bgp bestpath med missing-as-worst neighbor 17.80.1.2 remote-as 65004 neighbor 180.40.7.2 remote-as 65002 neighbor 180.40.7.34 remote-as 65002 neighbor 208.28.1.1 remote-as 300 maximum-paths ibgp 2 ! address-family ipv4 neighbor 17.80.1.2 activate neighbor 180.40.7.2 activate neighbor 180.40.7.2 send-community both neighbor 180.40.7.2 dmzlink-bw neighbor 180.40.7.34 activate neighbor 180.40.7.34 send-community both neighbor 180.40.7.34 dmzlink-bw neighbor 208.28.1.1 activate neighbor 208.28.1.1 prefix-list Prob8 out maximum-paths ibgp 2 --More--   no auto-summary no synchronization bgp dmzlink-bw network 30.0.0.0 exit-address-family ! ip classless ! no ip http server no ip http secure-server ! ! ip prefix-list Prob8 seq 5 deny 17.80.0.0/23 ge 24 ip prefix-list Prob8 seq 10 permit 0.0.0.0/0 le 32 ! route-map Prob1 permit 10 set ip next-hop 180.40.7.3 ! ! ! ! ! ! --More--   R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#config t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router -map R1(config)#route-map Prob14 R1(config-route-map)#exit R1(config)#acces     do sh ace cess-list Standard IP access list 1 10 permit 17.57.102.0 (8 matches) Standard IP access list 2 10 permit 17.57.103.0 (1 match) Standard IP access list 3 10 deny 17.57.103.0 (14 matches) 20 permit any (319 matches) R1(config)#do sh access-list  access-list 4 % Incomplete command. R1(config)#access-list 4 den 17.57.102.0 R1(config)#access-list 4 den 17.57.102.0                   per any R1(config)#routaccess-list 4 per anyden 17.57.102.0  do sh access-list exit route-map Prob14 10 R1(config-route-map)#match ip add 4 R1(config-route-map)#router bgp  30     300 R1(config-router)#agg R1(config-router)#aggregate-address 17.57.0.0 0.    255.255.0.0 su R1(config-router)#aggregate-address 17.57.0.0 255.255.0.0 sup R1(config-router)#aggregate-address 17.57.0.0 255.255.0.0 suppress-map Prob14$ddress 17.57.0.0 255.255.0.0 suppress-map Prob14 ? advertise-map Set condition to advertise attribute as-set Generate AS set path information attribute-map Set attributes of aggregate route-map Set parameters of aggregate summary-only Filter more specific routes from updates suppress-map Conditionally filter more specific routes from updates R1(config-router)#$ddress 17.57.0.0 255.255.0.0 suppress-map Prob14 R1(config-router)#^Z R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh iop    [p    p bgp BGP table version is 34, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 180.40.7.66 0 100 0 (65002) 300 i * 180.40.7.2 0 100 0 (65002) 300 i *> 208.28.1.1 0 0 300 i *> 17.57.0.0/16 208.28.1.1 0 0 300 i * 180.40.7.2 4294967295 100 0 (65002) 200 300 i * 208.28.1.130 4294967295 100 0 (65002) 200 300 i * 17.57.100.0/24 180.40.7.66 4294967295 100 0 (65002) 300 i *> 180.40.7.2 4294967295 100 0 (65002) 300 i * 17.57.101.0/24 180.40.7.130 4294967295 100 0 (65002) 300 i *> 180.40.7.2 4294967295 100 0 (65002) 300 i *> 17.57.102.0/24 208.28.1.1 11111 0 300 i *> 17.80.0.0/24 17.80.1.2 0 100 0 (65004) i *> 17.80.0.0/22 17.80.1.2 0 100 0 (65004) i r> 17.80.1.0/24 17.80.1.2 0 100 0 (65004) i *> 17.80.2.0/24 17.80.1.2 0 100 0 (65004) i *> 17.80.3.0/24 17.80.1.2 0 100 0 (65004) i * 20.0.0.0 180.40.7.34 0 100 0 (65002) i --More--   R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] *Mar R1#clea ip bgp * out R1#^Z R1# RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#sh ip bgp BGP table version is 36, local router ID is 3.3.3.3 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 180.40.7.66 0 100 0 (65002) 300 i * 180.40.7.2 0 100 0 (65002) 300 i *> 208.28.1.1 0 0 300 i *> 17.57.0.0/16 208.28.1.1 0 0 300 i * 180.40.7.2 0 100 0 (65002) 300 i * 180.40.7.66 0 100 0 (65002) 300 i *> 17.57.102.0/24 208.28.1.1 11111 0 300 i *> 17.80.0.0/24 17.80.1.2 0 100 0 (65004) i *> 17.80.0.0/22 17.80.1.2 0 100 0 (65004) i r> 17.80.1.0/24 17.80.1.2 0 100 0 (65004) i *> 17.80.2.0/24 17.80.1.2 0 100 0 (65004) i *> 17.80.3.0/24 17.80.1.2 0 100 0 (65004) i * 20.0.0.0 180.40.7.34 0 100 0 (65002) i *> 180.40.7.2 0 100 0 (65002) i *> 30.0.0.0 0.0.0.0 0 32768 i *> 40.0.0.0 17.80.1.2 0 100 0 (65004) i * 50.0.0.0 180.40.7.66 4294967295 100 0 (65002) 300 200 i --More--   R3# RACK13AS>1 [Resuming connection 1 to r1 ... ] R1#sh ip bgp BGP table version is 134, local router ID is 1.1.1.1 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 0.0.0.0 0 32768 i *> 17.57.0.0/16 0.0.0.0 32768 i r>i17.57.100.0/24 17.57.100.2 0 100 0 i s>i17.57.101.0/24 17.57.100.2 0 100 0 i *>i17.57.102.0/24 17.57.100.2 0 100 0 i s>i17.57.103.0/24 17.57.100.2 0 100 0 i * 17.80.0.0/24 208.28.1.65 0 200 100 i *> 180.40.7.129 0 100 i * 17.80.0.0/22 208.28.1.65 0 200 100 i * 180.40.7.65 0 100 i * 180.40.7.129 0 100 i *> 208.28.1.2 0 100 i * 17.80.1.0/24 208.28.1.65 0 200 100 i *> 180.40.7.129 0 100 i * 17.80.2.0/24 208.28.1.65 0 200 100 i * 180.40.7.65 0 100 i * 180.40.7.129 0 100 i --More--  *> 208.28.1.2 0 100 i --More--  * 17.80.3.0/24 208.28.1.65 0 200 100 i --More--   R1#sh run | b bgp router bgp 300 no synchronization bgp router-id 1.1.1.1 bgp log-neighbor-changes network 10.0.0.0 network 180.40.7.64 mask 255.255.255.224 network 180.40.7.128 mask 255.255.255.224 network 208.28.1.0 mask 255.255.255.248 network 208.28.1.64 mask 255.255.255.240 aggregate-address 17.57.0.0 255.255.0.0 suppress-map Prob14 neighbor 17.57.100.2 remote-as 300 neighbor 180.40.7.65 remote-as 100 neighbor 180.40.7.65 distribute-list 3 out neighbor 180.40.7.129 remote-as 100 neighbor 180.40.7.129 distribute-list 3 out neighbor 208.28.1.2 remote-as 100 neighbor 208.28.1.2 distribute-list 3 out neighbor 208.28.1.2 route-map Prob5 out neighbor 208.28.1.65 remote-as 200 neighbor 208.28.1.65 send-community neighbor 208.28.1.65 route-map ToS5 out no auto-summary ! --More--  no ip http server ip classless ! ! access-list 1 permit 17.57.102.0 access-list 2 permit 17.57.103.0 access-list 3 deny 17.57.103.0 access-list 3 permit any access-list 4 deny 17.57.102.0 access-list 4 permit any ! route-map Prob5 permit 10 match ip address 1 set metric 11111 ! route-map Prob5 permit 20 ! route-map Prob14 permit 10 match ip address 4 ! route-map ToS5 permit 10 match ip address 1 set as-path prepend 300 300 300 --More--  ! route-map ToS5 permit 20 match ip address 2 set community no-export ! route-map ToS5 permit 30 ! ! ! ! dial-peer cor custom ! ! ! ! line con 0 exec-timeout 0 0 logging synchronous line aux 0 line vty 0 4 login ! ! --More--   R1# RACK13AS>5 [Resuming connection 5 to r5 ... ] 1 S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#ip pr S5(config)#ip prefix-list Prob15a per 17.57.0.0/16 S5(config)#ip prefix-list Prob15a per 17.57.0.0/16.0/16                  b per 208.28.1.66/32 S5(config)#ip pr S5(config)#ip prefix-list Prob15c per 17.57.104/ .0/24 S5(config)#ip prefix-list Prob15c per 17.57.104.0/24.0/24 5.0/24 S5(config)#ip prefix-list Prob15c per 17.57.105.0/24.0/24 6.0/24 S5(config)#route-ma S5(config)#route-map Prob15a S5(config-route-map)#match ip add S5(config-route-map)#match ip address p S5(config-route-map)#match ip address prefix-list Prob15a S5(config-route-map)#match ip ? address Match address of route or match packet next-hop Match next-hop address of route route-source Match advertising source address of route S5(config-route-map)#match ip rou S5(config-route-map)#match ip route-source ? <1-99> IP access-list number <1300-1999> IP access-list number (expanded range) WORD IP standard access-list name prefix-list Match entries of prefix-lists S5(config-route-map)#match ip route-source p S5(config-route-map)#match ip route-source prefix-list Prob15b S5(config-route-map)#exit S5(config)#router -map Prob15b S5(config-route-map)#set ip ? address Specify IP address default Set default information df Set DF bit next-hop Next hop address precedence Set precedence field qos-group Set QOS Group ID S5(config-route-map)#set ip add ? prefix-list Specify prefix-list S5(config-route-map)#set ip add pre S5(config-route-map)#set ip add prefix-list Prto  ob15c S5(config-route-map)#router bgp 200 S5(config-router)#bgp ? always-compare-med Allow comparing MED from different neighbors bestpath Change the default bestpath selection client-to-client Configure client to client route reflection cluster-id Configure Route-Reflector Cluster-id (peers may reset) confederation AS confederation parameters dampening Enable route-flap dampening default Configure BGP defaults deterministic-med Pick the best-MED path among paths advertised from the neighboring AS dmzlink-bw Use DMZ Link Bandwidth as weight for BGP multipaths enforce-first-as Enforce the first AS for EBGP routes(default) fast-external-fallover Immediately reset session if a link to a directly connected external peer goes down graceful-restart Graceful restart capability parameters inject-map Routemap which specifies prefixes to inject log-neighbor-changes Log neighbor up/down and reset reason maxas-limit Allow AS-PATH attribute from any neighbor imposing a limit on number of ASes redistribute-internal Allow redistribution of iBGP into IGPs (dangerous) regexp Select regular expression engine router-id Override configured router identifier (peers will --More--   reset) scan-time Configure background scanner interval suppress-inactive Suppress routes that are not in the routing table update-delay Set the max initial delay for sending update upgrade-cli upgrade cli S5(config-router)#bgp in S5(config-router)#bgp inject-map ? WORD route-map name S5(config-router)#bgp inject-map Prob15b ? exist-map Routemap which specifies exist condition S5(config-router)#bgp inject-map Prob15b exi S5(config-router)#bgp inject-map Prob15b exist-map Prob15a ? copy-attributes Copy attributes from aggregate S5(config-router)#bgp inject-map Prob15b exist-map Prob15a   S5(config-router)#^Z S5# 20:17:31: %SYS-5-CONFIG_I: Configured from console by console S5#sh run | B ROUTE     route router bgp 200 no synchronization bgp router-id 5.5.5.5 bgp log-neighbor-changes bgp inject-map Prob15b exist-map Prob15a network 50.0.0.0 network 208.28.1.128 mask 255.255.255.224 neighbor 208.28.1.66 remote-as 300 neighbor 208.28.1.129 remote-as 100 no auto-summary ! ip classless ip http server ip http secure-server ! ! ! ip prefix-list Prob15a seq 5 permit 17.57.0.0/16 ! ip prefix-list Prob15b seq 5 permit 208.28.1.66/32 ! ip prefix-list Prob15c seq 5 permit 17.57.104.0/24 ip prefix-list Prob15c seq 10 permit 17.57.105.0/24 --More--  ip prefix-list Prob15c seq 15 permit 17.57.106.0/24 route-map Prob15b permit 10 set ip address prefix-list Prob15c ! route-map Prob15a permit 10 match ip address prefix-list Prob15a match ip route-source prefix-list Prob15b ! ! control-plane ! ! line con 0 exec-timeout 0 0 logging synchronous line vty 0 4 login line vty 5 15 login ! ! end S5#sh ip bgp BGP table version is 144, local router ID is 5.5.5.5 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 17.57.0.0/16 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i *> 17.57.102.0/24 208.28.1.129 0 100 300 i * 208.28.1.66 0 300 300 300 300 i *> 17.57.104.0/24 208.28.1.66 0 ? *> 17.57.105.0/24 208.28.1.66 0 ? *> 17.57.106.0/24 208.28.1.66 0 ? * 17.80.0.0/24 208.28.1.66 0 300 100 i *> 208.28.1.129 0 100 i *> 17.80.0.0/22 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i * 17.80.1.0/24 208.28.1.66 0 300 100 i *> 208.28.1.129 0 100 i *> 17.80.2.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i --More--   Network Next Hop Metric LocPrf Weight Path *> 17.80.3.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i * 20.0.0.0 208.28.1.66 0 300 100 i *> 208.28.1.129 0 0 100 i *> 30.0.0.0 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 40.0.0.0 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 50.0.0.0 0.0.0.0 0 32768 i * 60.0.0.0 208.28.1.129 0 100 300 i *> 208.28.1.66 0 300 i *> 65.23.32.0/20 208.28.1.129 0 100 1000 i * 208.28.1.66 0 300 100 1000 i *> 129.23.0.0 208.28.1.129 0 100 1000 i * 208.28.1.66 0 300 100 1000 i * 180.40.7.0/27 208.28.1.66 0 300 100 i *> 208.28.1.129 0 0 100 i * 180.40.7.64/27 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 180.40.7.128/27 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i *> 203.212.1.0 208.28.1.129 0 100 1000 i --More--   S5# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh ip bgp BGP table version is 60, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 208.28.1.1 0 100 0 (65003) 300 i * 208.28.1.130 4294967295 0 200 300 i * 180.40.7.3 0 100 0 (65003) 300 i * 180.40.7.130 0 0 300 i *> 180.40.7.66 0 0 300 i * 17.57.0.0/16 180.40.7.3 0 100 0 (65003) 300 i * 208.28.1.1 0 100 0 (65003) 300 i *> 180.40.7.66 0 0 300 i * 180.40.7.130 0 0 300 i * 208.28.1.130 4294967295 0 200 300 i * 17.57.102.0/24 208.28.1.1 11111 100 0 (65003) 300 i *> 180.40.7.3 11111 100 0 (65003) 300 i * 180.40.7.130 4294967295 0 300 i * 180.40.7.66 4294967295 0 300 i *> 17.57.104.0/24 208.28.1.130 4294967295 99 0 200 ? *> 17.57.105.0/24 208.28.1.130 4294967295 99 0 200 ? *> 17.57.106.0/24 208.28.1.130 4294967295 99 0 200 ? --More--   Network Next Hop Metric LocPrf Weight Path * 17.80.0.0/24 17.80.1.2 0 100 0 (65003 65004) i *> 180.40.7.3 0 100 0 (65003 65004) i * 17.80.0.0/22 17.80.1.2 0 100 0 (65003 65004) i *> 180.40.7.3 0 100 0 (65003 65004) i * 17.80.1.0/24 17.80.1.2 0 100 0 (65003 65004) i *> 180.40.7.3 0 100 0 (65003 65004) i * 17.80.2.0/24 17.80.1.2 0 100 0 (65003 65004) i *> 180.40.7.3 0 100 0 (65003 65004) i * 17.80.3.0/24 17.80.1.2 0 100 0 (65003 65004) i *> 180.40.7.3 0 100 0 (65003 65004) i *> 20.0.0.0 0.0.0.0 0 32768 i * 30.0.0.0 180.40.7.33 0 100 0 (65003) i *> 180.40.7.3 0 100 0 (65003) i * 40.0.0.0 17.80.1.2 0 100 0 (65003 65004) i *> 180.40.7.3 0 100 0 (65003 65004) i * 50.0.0.0 208.28.1.1 4294967295 100 0 (65003) 300 200 i * 208.28.1.130 0 99 0 200 i * 180.40.7.3 4294967295 100 0 (65003) 300 200 i * 180.40.7.130 4294967295 0 300 200 i *> 180.40.7.66 4294967295 0 300 200 i * 60.0.0.0 208.28.1.1 4294967295 100 0 (65003) 300 i * 208.28.1.130 4294967295 0 200 300 i --More--   R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh run | b bgp router bgp 200 no synchronization bgp router-id 5.5.5.5 bgp log-neighbor-changes bgp inject-map Prob15b exist-map Prob15a network 50.0.0.0 network 208.28.1.128 mask 255.255.255.224 neighbor 208.28.1.66 remote-as 300 neighbor 208.28.1.129 remote-as 100 no auto-summary ! ip classless ip http server ip http secure-server ! ! ! ip prefix-list Prob15a seq 5 permit 17.57.0.0/16 ! ip prefix-list Prob15b seq 5 permit 208.28.1.66/32 ! ip prefix-list Prob15c seq 5 permit 17.57.104.0/24 ip prefix-list Prob15c seq 10 permit 17.57.105.0/24 --More--  ip prefix-list Prob15c seq 15 permit 17.57.106.0/24 route-map Prob15b permit 10 set ip address prefix-list Prob15c ! route-map Prob15a permit 10 match ip address prefix-list Prob15a match ip route-source prefix-list Prob15b ! ! control-plane ! ! line con 0 exec-timeout 0 0 logging synchronous line vty 0 4 login line vty 5 15 login ! ! end S5# S5#config t Enter configuration commands, one per line. End with CNTL/Z. S5(config)#ip pre S5(config)#ip prefix-list ? WORD Name of a prefix list sequence-number Include/exclude sequence numbers in NVGEN S5(config)#ip prefix-list Prob16 ? deny Specify packets to reject description Prefix-list specific description permit Specify packets to forward seq sequence number of an entry S5(config)#ip prefix-list Prob16 den 17.7 80.1.0/24 S5(config)#ip pre S5(config)#ip prefix-list Prob16 per 0.0.0.0  /0 le 32 S5(config)#rouetr bgp         ter bgp 200 S5(config-router)#nei 208.28.1.129 fil S5(config-router)#nei 208.28.1.129 filter-list             pe re S5(config-router)#nei 208.28.1.129 prefix-list ? WORD Name of a prefix list S5(config-router)#nei 208.28.1.129 prefix-list Prob16 in ? S5(config-router)#nei 208.28.1.129 prefix-list Prob16 in S5(config-router)#nei 208.28.1.129 ? activate Enable the Address Family for this Neighbor advertise-map specify route-map for conditional advertisement advertisement-interval Minimum interval between sending BGP routing updates allowas-in Accept as-path with my AS present in it capability Advertise capability to the peer default-originate Originate default route to this neighbor description Neighbor specific description disable-connected-check one-hop away EBGP peer using loopback address distribute-list Filter updates to/from this neighbor dmzlink-bw Propagate the DMZ link bandwidth ebgp-multihop Allow EBGP neighbors not on directly connected networks filter-list Establish BGP filters inherit Inherit a template local-as Specify a local-as number maximum-prefix Maximum number of prefixes accepted from this peer next-hop-self Disable the next hop calculation for this neighbor next-hop-unchanged Propagate the iBGP paths's next hop unchanged for this neighbor password Set a password peer-group Member of the peer-group prefix-list Filter updates to/from this neighbor --More--   S5(config-router)#nei 208.28.1.129 cp ap S5(config-router)#nei 208.28.1.129 capability ? orf Advertise ORF capability to the peer S5(config-router)#nei 208.28.1.129 capability orf ? prefix-list Advertise prefixlist ORF capability to this neighbor S5(config-router)#nei 208.28.1.129 capability orf pr S5(config-router)#nei 208.28.1.129 capability orf prefix-list ? both Capability to SEND and RECEIVE the ORF to/from this neighbor receive Capability to RECEIVE the ORF from this neighbor send Capability to SEND the ORF to this neighbor S5(config-router)#nei 208.28.1.129 capability orf prefix-list send ? S5(config-router)#nei 208.28.1.129 capability orf prefix-list send S5(config-router)#^Z S5# 20:23:17: %BGP-5-ADJCHANGE: neighbor 208.28.1.129 Down Capability changed 20:23:17: %S RACK13AS>2 [Resuming connection 2 to r2 ... ] R2# *Mar 1 20:20:17.226: %BGP-5-ADJCHANGE: neighbor 208.28.1.130 Down Peer closed the session R2#config t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#router bgp 100 BGP is already running; AS is 65002 R2(config)#nei router bgp 100   65002 R2(config-router)#nei 208.28.1.130 ca R2(config-router)#nei 208.28.1.130 capability o R2(config-router)#nei 208.28.1.130 capability orf p R2(config-router)#nei 208.28.1.130 capability orf prefix-list ? both Capability to SEND and RECEIVE the ORF to/from this neighbor receive Capability to RECEIVE the ORF from this neighbor send Capability to SEND the ORF to this neighbor R2(config-router)#nei 208.28.1.130 capability orf prefix-list e  r  re R2(config-router)#nei 208.28.1.130 capability orf prefix-list receive R2(config-router)#^Z R2# *Mar 1 20:20:45.324: %SYS-5-CONFIG_I: Configured from console by console R2#sh ip bgp nei BGP neighbor is 180.40.7.3, remote AS 65003, external link BGP version 4, remote router ID 3.3.3.3 Neighbor under common administration BGP state = Established, up for 00:33:03 Last read 00:00:03, hold time is 180, keepalive interval is 60 seconds Neighbor capabilities: Route refresh: advertised and received(old & new) Address family IPv4 Unicast: advertised and received Message statistics: InQ depth is 0 OutQ depth is 0 Sent Rcvd Opens: 1 1 Notifications: 0 0 Updates: 21 45 Keepalives: 36 36 Route Refresh: 2 4 Total: 60 84 Default minimum time between advertisement runs is 30 seconds For address family: IPv4 Unicast BGP table version 63, neighbor version 63 Index 1, Offset 0, Mask 0x2 --More--   NEXT_HOP is always this router Community attribute sent to this neighbor Inbound path policy configured Route map for incoming advertisements is Prob1 The DMZ-Link Serial1/2 bandwidth of 96 kbytes/sec is propagated Sent Rcvd Prefix activity: ---- ---- Prefixes Current: 11 20 (Consumes 960 bytes) Prefixes Total: 53 106 Implicit Withdraw: 37 84 Explicit Withdraw: 5 2 Used as bestpath: n/a 11 Used as multipath: n/a 0 Outbound Inbound Local Policy Denied Prefixes: -------- ------- Suppressed duplicate: 0 63 AS_PATH loop: n/a 4 Bestpath from this peer: 57 n/a Total: 57 67 Number of NLRIs in the update sent: max 5, min 0 Connections established 1; dropped 0 --More--   R2#sh ip bgp nei  208.28.1.130 BGP neighbor is 208.28.1.130, remote AS 200, external link BGP version 4, remote router ID 0.0.0.0 BGP state = Idle Last read 00:00:16, hold time is 180, keepalive interval is 60 seconds Message statistics: InQ depth is 0 OutQ depth is 0 Sent Rcvd Opens: 1 1 Notifications: 0 0 Updates: 30 32 Keepalives: 35 35 Route Refresh: 2 0 Total: 68 68 Default minimum time between advertisement runs is 30 seconds For address family: IPv4 Unicast BGP table version 63, neighbor version 0 Index 4, Offset 0, Mask 0x10 AF-dependant capabilities: Outbound Route Filter (ORF) type (128) Prefix-list: Receive-mode: advertised Inbound path policy configured --More--   Route map for incoming advertisements is Prob2 Sent Rcvd Prefix activity: ---- ---- Prefixes Current: 0 12 Prefixes Total: 21 13 Implicit Withdraw: 0 0 Explicit Withdraw: 0 1 Used as bestpath: n/a 0 Used as multipath: n/a 0 Outbound Inbound Local Policy Denied Prefixes: -------- ------- AS_PATH loop: n/a 24 Bestpath from this peer: 3 n/a Total: 3 24 Number of NLRIs in the update sent: max 5, min 0 Connections established 2; dropped 1 Last reset 00:00:48, due to Peer closed the session --More-- *Mar 1 20:21:04.652: %BGP-5-ADJCHANGE: neighbor 208.28.1.130 Up --More--   R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] -CONFIG_I: Configured S5#sh ip bgp BGP table version is 169, local router ID is 5.5.5.5 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 17.57.0.0/16 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i *> 17.57.102.0/24 208.28.1.129 0 100 300 i * 208.28.1.66 0 300 300 300 300 i *> 17.57.104.0/24 208.28.1.66 0 ? *> 17.57.105.0/24 208.28.1.66 0 ? *> 17.57.106.0/24 208.28.1.66 0 ? *> 17.80.0.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.0.0/22 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.1.0/24 208.28.1.66 0 300 100 i *> 17.80.2.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.3.0/24 208.28.1.129 0 100 i --More--   S5#clea iop    p bgp * in S5#clea ip bgp * insh ip bgp  BGP table version is 169, local router ID is 5.5.5.5 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 17.57.0.0/16 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i *> 17.57.102.0/24 208.28.1.129 0 100 300 i * 208.28.1.66 0 300 300 300 300 i *> 17.57.104.0/24 208.28.1.66 0 ? *> 17.57.105.0/24 208.28.1.66 0 ? *> 17.57.106.0/24 208.28.1.66 0 ? *> 17.80.0.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.0.0/22 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.1.0/24 208.28.1.66 0 300 100 i *> 17.80.2.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.3.0/24 208.28.1.129 0 100 i --More--   S5# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh ip bgp BGP table version is 169, local router ID is 5.5.5.5 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path * 10.0.0.0 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i * 17.57.0.0/16 208.28.1.129 0 100 300 i *> 208.28.1.66 0 0 300 i *> 17.57.102.0/24 208.28.1.129 0 100 300 i * 208.28.1.66 0 300 300 300 300 i *> 17.57.104.0/24 208.28.1.66 0 ? *> 17.57.105.0/24 208.28.1.66 0 ? *> 17.57.106.0/24 208.28.1.66 0 ? *> 17.80.0.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.0.0/22 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.1.0/24 208.28.1.66 0 300 100 i *> 17.80.2.0/24 208.28.1.129 0 100 i * 208.28.1.66 0 300 100 i *> 17.80.3.0/24 208.28.1.129 0 100 i --More--   S5# RACK13AS>2 [Resuming connection 2 to r2 ... ] R2#sh ip bgp nei 208.28.1.130 ad R2#sh ip bgp nei 208.28.1.130 advertised-routes BGP table version is 66, local router ID is 2.2.2.2 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 10.0.0.0 180.40.7.66 0 0 300 i *> 17.57.0.0/16 180.40.7.66 0 0 300 i *> 17.57.102.0/24 180.40.7.3 11111 100 0 (65003) 300 i *> 17.80.0.0/24 180.40.7.3 0 100 0 (65003 65004) i *> 17.80.0.0/22 180.40.7.3 0 100 0 (65003 65004) i *> 17.80.2.0/24 180.40.7.3 0 100 0 (65003 65004) i *> 17.80.3.0/24 180.40.7.3 0 100 0 (65003 65004) i *> 20.0.0.0 0.0.0.0 0 32768 i *> 30.0.0.0 180.40.7.3 0 100 0 (65003) i *> 40.0.0.0 180.40.7.3 0 100 0 (65003 65004) i *> 50.0.0.0 180.40.7.66 4294967295 0 300 200 i *> 60.0.0.0 180.40.7.66 4294967295 0 300 i *> 65.23.32.0/20 180.40.7.3 0 100 0 (65003 65004) 1000 i *> 129.23.0.0 180.40.7.3 0 100 0 (65003 65004) 1000 i *> 180.40.7.0/27 0.0.0.0 0 32768 i --More--   R2#sh run | b bgp router bgp 65002 bgp router-id 2.2.2.2 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65003 65004 bgp bestpath med missing-as-worst neighbor 180.40.7.3 remote-as 65003 neighbor 180.40.7.33 remote-as 65003 neighbor 180.40.7.66 remote-as 300 neighbor 180.40.7.130 remote-as 300 neighbor 208.28.1.130 remote-as 200 maximum-paths ibgp 2 ! address-family ipv4 neighbor 180.40.7.3 activate neighbor 180.40.7.3 next-hop-self neighbor 180.40.7.3 send-community both neighbor 180.40.7.3 route-map Prob1 in neighbor 180.40.7.3 dmzlink-bw neighbor 180.40.7.33 activate neighbor 180.40.7.33 send-community both neighbor 180.40.7.33 dmzlink-bw neighbor 180.40.7.66 activate --More--   neighbor 180.40.7.66 distribute-list 100 out neighbor 180.40.7.66 route-map Prob3a in neighbor 180.40.7.130 activate neighbor 180.40.7.130 route-map Prob3b in neighbor 208.28.1.130 activate neighbor 208.28.1.130 capability orf prefix-list receive neighbor 208.28.1.130 route-map Prob2 in maximum-paths ibgp 2 no auto-summary no synchronization bgp dmzlink-bw network 20.0.0.0 network 180.40.7.0 mask 255.255.255.224 exit-address-family ! ip classless ! ip as-path access-list 1 permit _200$ no ip http server no ip http secure-server ! access-list 1 permit 17.57.100.0 access-list 2 permit 17.57.101.0 --More--   R2# RACK13AS>5 [Resuming connection 5 to r5 ... ] S5#sh run | b bgp router bgp 200 no synchronization bgp router-id 5.5.5.5 bgp log-neighbor-changes bgp inject-map Prob15b exist-map Prob15a network 50.0.0.0 network 208.28.1.128 mask 255.255.255.224 neighbor 208.28.1.66 remote-as 300 neighbor 208.28.1.129 remote-as 100 neighbor 208.28.1.129 capability orf prefix-list send neighbor 208.28.1.129 prefix-list Prob16 in no auto-summary ! ip classless ip http server ip http secure-server ! ! ! ip prefix-list Prob15a seq 5 permit 17.57.0.0/16 ! ip prefix-list Prob15b seq 5 permit 208.28.1.66/32 ! --More--  ip prefix-list Prob15c seq 5 permit 17.57.104.0/24 ip prefix-list Prob15c seq 10 permit 17.57.105.0/24 ip prefix-list Prob15c seq 15 permit 17.57.106.0/24 ! ip prefix-list Prob16 seq 5 deny 17.80.1.0/24 ip prefix-list Prob16 seq 10 permit 0.0.0.0/0 le 32 route-map Prob15b permit 10 set ip address prefix-list Prob15c ! route-map Prob15a permit 10 match ip address prefix-list Prob15a match ip route-source prefix-list Prob15b ! ! control-plane ! ! line con 0 exec-timeout 0 0 logging synchronous line vty 0 4 login line vty 5 15 --More--   S5# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#ip vrf R4(config)#ip vrf ? WORD VPN Routing/Forwarding instance name R4(config)#ip vrf ToCR1 R4(config-vrf)#re d R4(config-vrf)#rd 1000:1 R4(config-vrf)#rou R4(config-vrf)#route-target ? ASN:nn or IP-address:nn Target VPN Extended Community both Both import and export Target-VPN community export Export Target-VPN community import Import Target-VPN community R4(config-vrf)#route-target bot  h 1000:1 R4(config-vrf)#exit R4(config)#ip vrf ? WORD VPN Routing/Forwarding instance name R4(config)#ip vrf ToR3 R4(config-vrf)#rd 100:1 R4(config-vrf)#tou   rou R4(config-vrf)#route-target bot 100:1 R4(config-vrf)#rout R4(config-vrf)#route-target in R4(config-vrf)#route-target inp R4(config-vrf)#route-target inp  m R4(config-vrf)#route-target import 1000:1 R4(config-vrf)#int atm 1/0 R4(config-if)#ip vrf for R4(config-if)#ip vrf forwarding ToCR1 % Interface ATM1/0 IP address 192.10.32.13 removed due to enabling VRF ToCR1 R4(config-if)#iup    p acc  dd 192.10.32.13 25. 5.255.255.0 R4(config-if)#int lo 0 40    0 99 R4(config-if)#ip vrf for ToR3 % Interface Loopback99 IP address 40.1.1.1 removed due to enabling VRF ToR3 R4(config-if)#uipo      ip address 0 490  0.1.1.1 255.0.0.0 R4(config-if)#int fa 0/0 R4(config-if)#int fa 0/0p address 40.1.1.1 255.0.0.0vrf for ToR3  % Interface FastEthernet0/0 IP address 17.80.1.2 removed due to enabling VRF ToR3 R4(config-if)#ip address 17.80.1.2 255.255.255.0 R4(config-if)#router bgp 65004 R4(config-router)#do sh run | b bgp router bgp 65004 no synchronization bgp router-id 4.4.4.4 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65003 network 17.80.0.0 mask 255.255.255.0 network 17.80.1.0 mask 255.255.255.0 network 17.80.2.0 mask 255.255.255.0 network 17.80.3.0 mask 255.255.255.0 network 40.0.0.0 aggregate-address 17.80.0.0 255.255.252.0 neighbor 17.80.1.1 remote-as 65003 neighbor 17.80.1.1 next-hop-self neighbor 192.10.32.254 remote-as 1000 neighbor 192.10.32.254 local-as 13 no-prepend neighbor 192.10.32.254 distribute-list 1 out no auto-summary ! no ip http server no ip http secure-server ip classless ! --More--   R4(config-router)#no R4# 20:30:44: %SYS-5-CONFIG_I: Configured from console by console R4#config t Enter configuration commands, one per line. End with CNTL/Z. R4(config)#router bgp 65004 R4(config-router)#no 20:30:58: %BGP-5-ADJCHANGE: neighbor 192.10.32.254 Down BGP Notification sent R4(config-router)#no 20:30:58: %BGP-3-NOTIFICATION: sent to neighbor 192.10.32.254 4/0 (hold time expired) 0 bytes R4(config-router)#no     no network 17.80.0.0 mask 255.255.255.0 R4(config-router)# no network 17.80.1.0 mask 255.255.255.0 R4(config-router)#no network 17.80.2.0 mask 255.255.255.0 R4(config-router)#no network 17.80.3.0 mask 255.255.255.0 R4(config-router)#no network 40.0.0.0 R4(config-router)#no aggregate-address 17.80.0.0 255.255.252.0 R4(config-router)#no neighbor 17.80.1.1 remote-as 65003 R4(config-router)#no neighbor 17.80.1.1 next-hop-self R4(config-router)#no neighbor 192.10.32.254 remote-as 1000 R4(config-router)#no neighbor 192.10.32.254 local-as 13 no-prepend R4(config-router)# no neighbor 192.10.32.254 distribute-list 1 out R4(config-router)# R4(config-router)# 20:31:22: %BGP-5-ADJCHANGE: neighbor 17.80.1.1 Down Neighbor deleted R4(config-router)#add R4(config-router)#address-family ipv R4(config-router)#address-family ipvr 4 vrf C ToCR1 R4(config-router-af)#neighbor 192.10.32.254 remote-as 1000 R4(config-router-af)# neighbor 192.10.32.254 local-as 13 no-prepend R4(config-router-af)# R4(config-router-af)#exit R4(config-router)#add R4(config-router)#address-family ipv4 vrf ToR3 R4(config-router-af)# R4(config-router-af)# network 17.80.1.0 mask 255.255.255.0 R4(config-router-af)# network 40.0.0.0 R4(config-router-af)# aggregate-address 17.80.0.0 255.255.252.0 R4(config-router-af)# neighbor 17.80.1.1 remote-as 65003 R4(config-router-af)# neighbor 17.80.1.1 next-hop-self R4(config-router-af)# R4(config-router-af)#^Z R4# 20:32:37: %SYS-5-CONFIG_I: Configured from console by console R4# 20:32:39: %BGP-5-ADJCHANGE: neighbor 192.10.32.254 vpn vrf ToCR1 Up R4#sh ip bgp R4#sh ip bgp ? A.B.C.D IP prefix /, e.g., 35.0.0.0/8 A.B.C.D Network in the BGP routing table to display cidr-only Display only routes with non-natural netmasks community Display routes matching the communities community-list Display routes matching the community-list dampening Display detailed information about dampening filter-list Display routes conforming to the filter-list inconsistent-as Display only routes with inconsistent origin ASs injected-paths Display all injected paths ipv4 Address family labels Display Labels for IPv4 NLRI specific information neighbors Detailed information on TCP and BGP neighbor connections paths Path information peer-group Display information on peer-groups prefix-list Display routes matching the prefix-list quote-regexp Display routes matching the AS path "regular expression" regexp Display routes matching the AS path regular expression rib-failure Display bgp routes that failed to install in the routing table (RIB) route-map Display routes matching the route-map summary Summary of BGP neighbor status vpnv4 Display VPNv4 NLRI specific information --More--   | Output modifiers R4#sh ip bgp 20:32:52: %BGP-5-ADJCHANGE: neighbor 17.80.1.1 vpn vrf ToR3 Up R4#sh ip bgp vp R4#sh ip bgp vpnv4 vrf ? WORD VPN Routing/Forwarding instance name R4#sh ip bgp vpnv4 vrf ToCr R1 ? A.B.C.D IP prefix /, e.g., 35.0.0.0/8 A.B.C.D Network in the BGP routing table to display cidr-only Display only routes with non-natural netmasks community Display routes matching the communities community-list Display routes matching the community-list dampening Display detailed information about dampening filter-list Display routes conforming to the filter-list inconsistent-as Display only routes with inconsistent origin ASs injected-paths Display all injected paths labels Display BGP labels for prefixes neighbors Detailed information on TCP and BGP neighbor connections paths Path information peer-group Display information on peer-groups prefix-list Display routes matching the prefix-list quote-regexp Display routes matching the AS path "regular expression" regexp Display routes matching the AS path regular expression rib-failure Display bgp routes that failed to install in the routing table (RIB) route-map Display routes matching the route-map summary Summary of BGP neighbor status | Output modifiers --More--   R4#sh ip bgp vpnv4 vrf ToCR1 BGP table version is 12, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path Route Distinguisher: 1000:1 (default for vrf ToCR1) *> 65.23.32.0/20 192.10.32.254 0 0 1000 i *> 129.23.0.0 192.10.32.254 0 0 1000 i *> 203.212.1.0 192.10.32.254 0 0 1000 i R4#sh ip bgp vpnv4 vrf ToCR1 nei         R3 BGP table version is 12, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path Route Distinguisher: 100:1 (default for vrf ToR3) * 10.0.0.0 208.28.1.1 0 100 0 (65003) 300 i * 17.57.0.0/16 208.28.1.1 0 100 0 (65003) 300 i * 17.57.102.0/24 208.28.1.1 11111 100 0 (65003) 300 i * 17.57.104.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? * 17.57.105.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? * 17.57.106.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? * 20.0.0.0 180.40.7.2 0 100 0 (65003 65002) i *> 30.0.0.0 17.80.1.1 0 100 0 (65003) i * 50.0.0.0 208.28.1.1 4294967295 100 0 (65003) 300 200 i * 60.0.0.0 208.28.1.1 4294967295 100 0 (65003) 300 i *> 65.23.32.0/20 192.10.32.254 0 0 1000 i *> 129.23.0.0 192.10.32.254 0 0 1000 i * 180.40.7.0/27 180.40.7.2 0 100 0 (65003 65002) i * 180.40.7.64/27 208.28.1.1 0 100 0 (65003) 300 i * 180.40.7.128/27 208.28.1.1 0 100 0 (65003) 300 i *> 203.212.1.0 192.10.32.254 0 0 1000 i --More--   Network Next Hop Metric LocPrf Weight Path * 208.28.1.0/29 208.28.1.1 0 100 0 (65003) 300 i * 208.28.1.64/28 208.28.1.1 0 100 0 (65003) 300 i * 208.28.1.128/27 208.28.1.1 4294967295 100 0 (65003) 300 200 i R4#sh ip bgp vpnv4 vrf ToR3 BGP table version is 17, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path Route Distinguisher: 100:1 (default for vrf ToR3) * 10.0.0.0 208.28.1.1 0 100 0 (65003) 300 i * 17.57.0.0/16 208.28.1.1 0 100 0 (65003) 300 i * 17.57.102.0/24 208.28.1.1 11111 100 0 (65003) 300 i * 17.57.104.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? * 17.57.105.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? * 17.57.106.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? *> 17.80.0.0/22 0.0.0.0 32768 i *> 17.80.1.0/24 0.0.0.0 0 32768 i * 20.0.0.0 180.40.7.2 0 100 0 (65003 65002) i *> 30.0.0.0 17.80.1.1 0 100 0 (65003) i *> 40.0.0.0 0.0.0.0 0 32768 i * 50.0.0.0 208.28.1.1 4294967295 100 0 (65003) 300 200 i * 60.0.0.0 208.28.1.1 4294967295 100 0 (65003) 300 i *> 65.23.32.0/20 192.10.32.254 0 0 1000 i *> 129.23.0.0 192.10.32.254 0 0 1000 i * 180.40.7.0/27 180.40.7.2 0 100 0 (65003 65002) i --More--   Network Next Hop Metric LocPrf Weight Path * 180.40.7.64/27 208.28.1.1 0 100 0 (65003) 300 i * 180.40.7.128/27 208.28.1.1 0 100 0 (65003) 300 i *> 203.212.1.0 192.10.32.254 0 0 1000 i * 208.28.1.0/29 208.28.1.1 0 100 0 (65003) 300 i * 208.28.1.64/28 208.28.1.1 0 100 0 (65003) 300 i * 208.28.1.128/27 208.28.1.1 4294967295 100 0 (65003) 300 200 i R4# RACK13AS>3 [Resuming connection 3 to r3 ... ] *M R3#sh run | b bgp router bgp 65003 bgp router-id 3.3.3.3 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65004 bgp bestpath med missing-as-worst neighbor 17.80.1.2 remote-as 65004 neighbor 180.40.7.2 remote-as 65002 neighbor 180.40.7.34 remote-as 65002 neighbor 208.28.1.1 remote-as 300 maximum-paths ibgp 2 ! address-family ipv4 neighbor 17.80.1.2 activate neighbor 180.40.7.2 activate neighbor 180.40.7.2 send-community both neighbor 180.40.7.2 dmzlink-bw neighbor 180.40.7.34 activate neighbor 180.40.7.34 send-community both neighbor 180.40.7.34 dmzlink-bw neighbor 208.28.1.1 activate neighbor 208.28.1.1 prefix-list Prob8 out maximum-paths ibgp 2 --More--   R3#config t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#rouert     ter bgp 65003 R3(config-router)#nei 17.80.1.2 ne R3(config-router)#nei 17.80.1.2 next-hop-s R3(config-router)#nei 17.80.1.2 next-hop-self R3(config-router)#^Z R3# *Mar 1 20:31:41.371: %SYS-5-CONFIG_I: Configured from console by console R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh ip bgp vpnv4 vrf ToR3 BGP table version is 18, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path Route Distinguisher: 100:1 (default for vrf ToR3) * 10.0.0.0 208.28.1.1 0 100 0 (65003) 300 i * 17.57.0.0/16 208.28.1.1 0 100 0 (65003) 300 i * 17.57.102.0/24 208.28.1.1 11111 100 0 (65003) 300 i * 17.57.104.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? * 17.57.105.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? * 17.57.106.0/24 180.40.7.2 4294967295 99 0 (65003 65002) 200 ? *> 17.80.0.0/22 0.0.0.0 32768 i *> 17.80.1.0/24 0.0.0.0 0 32768 i * 20.0.0.0 180.40.7.2 0 100 0 (65003 65002) i *> 30.0.0.0 17.80.1.1 0 100 0 (65003) i *> 40.0.0.0 0.0.0.0 0 32768 i *> 50.0.0.0 17.80.1.1 4294967295 100 0 (65003) 300 200 i *> 60.0.0.0 17.80.1.1 4294967295 100 0 (65003) 300 i *> 65.23.32.0/20 192.10.32.254 0 0 1000 i *> 129.23.0.0 192.10.32.254 0 0 1000 i *> 180.40.7.0/27 17.80.1.1 0 100 0 (65003 65002) i --More--   R4#clea       RACK13AS>3 [Resuming connection 3 to r3 ... ] R3#clea ip bgp * out R3# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh ip bgp vpnv4 vrf ToR3 BGP table version is 48, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path Route Distinguisher: 100:1 (default for vrf ToR3) *> 10.0.0.0 17.80.1.1 0 100 0 (65003) 300 i *> 17.57.0.0/16 17.80.1.1 0 100 0 (65003) 300 i *> 17.57.102.0/24 17.80.1.1 11111 100 0 (65003) 300 i *> 17.57.104.0/24 17.80.1.1 4294967295 99 0 (65003 65002) 200 ? *> 17.57.105.0/24 17.80.1.1 4294967295 99 0 (65003 65002) 200 ? *> 17.57.106.0/24 17.80.1.1 4294967295 99 0 (65003 65002) 200 ? *> 17.80.0.0/22 0.0.0.0 32768 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *> 20.0.0.0 17.80.1.1 0 100 0 (65003 65002) i *> 30.0.0.0 17.80.1.1 0 100 0 (65003) i *> 40.0.0.0 0.0.0.0 0 32768 i *> 50.0.0.0 17.80.1.1 4294967295 100 0 (65003) 300 200 i *> 60.0.0.0 17.80.1.1 4294967295 100 0 (65003) 300 i *> 65.23.32.0/20 192.10.32.254 0 0 1000 i *> 129.23.0.0 192.10.32.254 0 0 1000 i *> 180.40.7.0/27 17.80.1.1 0 100 0 (65003 65002) i --More--   Network Next Hop Metric LocPrf Weight Path *> 180.40.7.64/27 17.80.1.1 0 100 0 (65003) 300 i *> 180.40.7.128/27 17.80.1.1 0 100 0 (65003) 300 i *> 203.212.1.0 192.10.32.254 0 0 1000 i *> 208.28.1.0/29 17.80.1.1 0 100 0 (65003) 300 i *> 208.28.1.64/28 17.80.1.1 0 100 0 (65003) 300 i *> 208.28.1.128/27 17.80.1.1 4294967295 100 0 (65003) 300 200 i R4#sh ip bgp vpnv4 vrf ToR3    ToCR1 nei 192.10.32.254 add R4#sh ip bgp vpnv4 vrf ToCR1 nei 192.10.32.254 add   ? advertised-routes Display the routes advertised to a BGP neighbor dampened-routes Display the dampened routes received from neighbor flap-statistics Display flap statistics of the routes learned from neighbor paths Display AS paths learned from neighbor received Display information received from a BGP neighbor received-routes Display the received routes from neighbor routes Display routes learned from neighbor | Output modifiers R4#sh ip bgp vpnv4 vrf ToCR1 nei 192.10.32.254 ad R4#sh ip bgp vpnv4 vrf ToCR1 nei 192.10.32.254 advertised-routes ? | Output modifiers R4#sh ip bgp vpnv4 vrf ToCR1 nei 192.10.32.254 advertised-routes R4#sh ip bgp vpnv4 vrf ToCR1 nei 192.10.32.254 advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes  advertised-routes 7 advertised-routes . advertised-routes 8 advertised-routes 0 advertised-routes . advertised-routes 1 advertised-routes . advertised-routes 1 advertised-routes 1 nei 17.80.1.1 advertised-routes  nei 17.80.1.1 advertised-routes  nei 17.80.1.1 advertised-routes R nei 17.80.1.1 advertised-routes 3 nei 17.80.1.1 advertised-routes  BGP table version is 48, local router ID is 4.4.4.4 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path Route Distinguisher: 100:1 (default for vrf ToR3) *> 17.80.0.0/22 0.0.0.0 32768 i *> 17.80.1.0/24 0.0.0.0 0 32768 i *> 40.0.0.0 0.0.0.0 0 32768 i *> 65.23.32.0/20 192.10.32.254 0 0 1000 i *> 129.23.0.0 192.10.32.254 0 0 1000 i *> 203.212.1.0 192.10.32.254 0 0 1000 i 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, 3 subnets C 17.80.0.0 is directly connected, Loopback0 C 17.80.3.0 is directly connected, Loopback2 C 17.80.2.0 is directly connected, Loopback1 R4#sh ip route vrf ToR3 Routing Table: ToR3 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 17.0.0.0/8 is variably subnetted, 7 subnets, 3 masks B 17.57.0.0/16 [200/0] via 17.80.1.1, 00:01:19 C 17.80.1.0/24 is directly connected, FastEthernet0/0 B 17.57.104.0/24 [200/4294967294] via 17.80.1.1, 00:01:19 B 17.80.0.0/22 [200/0] via 0.0.0.0, 00:02:07, Null0 B 17.57.105.0/24 [200/4294967294] via 17.80.1.1, 00:01:19 B 17.57.106.0/24 [200/4294967294] via 17.80.1.1, 00:01:19 B 17.57.102.0/24 [200/11111] via 17.80.1.1, 00:01:19 B 50.0.0.0/8 [200/4294967294] via 17.80.1.1, 00:01:20 65.0.0.0/20 is subnetted, 1 subnets B 65.23.32.0 [20/0] via 192.10.32.254 (ToCR1), 00:02:53 --More--  B 20.0.0.0/8 [200/0] via 17.80.1.1, 00:01:20 B 203.212.1.0/24 [20/0] via 192.10.32.254 (ToCR1), 00:02:54 B 129.23.0.0/16 [20/0] via 192.10.32.254 (ToCR1), 00:02:54 C 40.0.0.0/8 is directly connected, Loopback99 B 10.0.0.0/8 [200/0] via 17.80.1.1, 00:01:20 208.28.1.0/24 is variably subnetted, 3 subnets, 3 masks B 208.28.1.128/27 [200/4294967294] via 17.80.1.1, 00:01:20 B 208.28.1.64/28 [200/0] via 17.80.1.1, 00:01:20 B 208.28.1.0/29 [200/0] via 17.80.1.1, 00:01:20 180.40.0.0/27 is subnetted, 3 subnets B 180.40.7.128 [200/0] via 17.80.1.1, 00:01:20 B 180.40.7.0 [200/0] via 17.80.1.1, 00:01:20 B 180.40.7.64 [200/0] via 17.80.1.1, 00:01:20 B 60.0.0.0/8 [200/4294967294] via 17.80.1.1, 00:01:20 B 30.0.0.0/8 [200/0] via 17.80.1.1, 00:02:46 R4#    RACK13AS>6 [Resuming connection 6 to r6 ... ] S6#pio nh g 40.1.1.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 40.1.1.1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 56/59/60 ms S6# RACK13AS>4 [Resuming connection 4 to r4 ... ] R4#sh run | b bgp router bgp 65004 no synchronization bgp router-id 4.4.4.4 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65003 no auto-summary ! address-family ipv4 vrf ToR3 neighbor 17.80.1.1 remote-as 65003 neighbor 17.80.1.1 activate neighbor 17.80.1.1 next-hop-self no auto-summary no synchronization network 17.80.1.0 mask 255.255.255.0 network 40.0.0.0 aggregate-address 17.80.0.0 255.255.252.0 exit-address-family ! address-family ipv4 vrf ToCR1 neighbor 192.10.32.254 remote-as 1000 neighbor 192.10.32.254 local-as 13 no-prepend neighbor 192.10.32.254 activate --More--   R4#sh run | b bgp   ip vrf ip vrf ToCR1 rd 1000:1 route-target export 1000:1 route-target import 1000:1 ! ip vrf ToR3 rd 100:1 route-target export 100:1 route-target import 100:1 route-target import 1000:1 ! ip audit po max-events 100 ! ! ! ! ! ! ! ! ! ! ! --More--  ! ! ! ! ! ! interface Loopback0 ip address 17.80.0.1 255.255.255.0 ! interface Loopback1 ip address 17.80.2.1 255.255.255.0 ! interface Loopback2 ip address 17.80.3.1 255.255.255.0 ! interface Loopback99 ip vrf forwarding ToR3 ip address 40.1.1.1 255.0.0.0 ! interface FastEthernet0/0 ip vrf forwarding ToR3 ip address 17.80.1.2 255.255.255.0 duplex auto --More--   speed auto ! interface ATM1/0 ip vrf forwarding ToCR1 ip address 192.10.32.13 255.255.255.0 no atm ilmi-keepalive pvc 0/72 protocol ip 192.10.32.254 broadcast ! ! router bgp 65004 no synchronization bgp router-id 4.4.4.4 bgp log-neighbor-changes bgp confederation identifier 100 bgp confederation peers 65002 65003 no auto-summary ! address-family ipv4 vrf ToR3 neighbor 17.80.1.1 remote-as 65003 neighbor 17.80.1.1 activate neighbor 17.80.1.1 next-hop-self no auto-summary --More--   no synchronization network 17.80.1.0 mask 255.255.255.0 network 40.0.0.0 aggregate-address 17.80.0.0 255.255.252.0 exit-address-family ! address-family ipv4 vrf ToCR1 neighbor 192.10.32.254 remote-as 1000 neighbor 192.10.32.254 local-as 13 no-prepend neighbor 192.10.32.254 activate no auto-summary no synchronization exit-address-family ! no ip http server no ip http secure-server ip classless ! ! access-list 1 deny any ! route-map Prob1 permit 10 set ip next-hop peer-address --More--   R4# [Connection to r4 closed by foreign host] RACK13AS>