PE3PE2 CE2-VPNACE1-VPNA MPLS/VPN Backbone MPLS VPN Lab Setup.

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Presentation transcript:

PE3PE2 CE2-VPNACE1-VPNA MPLS/VPN Backbone MPLS VPN Lab Setup

PE3PE2 CE2-VPNACE1-VPNA MPLS/VPN Backbone / /24 Lo0: / 32Lo0: / 32 MPLS VPN Lab Test Output ( Successfully ) CE1-VPNA#ping CE2-VPNA Type escape sequence to abort. Sending 5, 100-byte ICMP Echoes to , timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 4/7/8 ms CE1-VPNA#sh ip route /30 is subnetted, 2 subnets O E [110/10] via , 16:32:02, Serial0 C is directly connected, Serial0 C /24 is directly connected, Ethernet /32 is subnetted, 1 subnets O E [110/10] via , 16:28:56, Serial0 CE1-VPNA#traceroute CE2-VPNA 1 PE2 ( ) 4 msec 4 msec 4 msec 2 P2 ( ) 4 msec 4 msec 4 msec 3 P3 ( ) 4 msec 4 msec 4 msec 4 PE3 ( ) 4 msec 4 msec 8 msec 5 CE2-VPNA ( ) 4 msec * 4 msec

PE3PE2 MPLS/VPN Backbone Lo0: / 32Lo0: / 32 PE2#sh ip route Gateway of last resort is not set /8 is variably subnetted, 12 subnets, 2 masks O /32 [110/139] via , 00:11:27, Serial0 O /32 [110/129] via , 00:11:27, Serial0 O /32 [110/65] via , 00:11:27, Serial0 O /32 [110/75] via , 00:11:27, Serial0 C /32 is directly connected, Loopback0 C /30 is directly connected, Serial0 O /30 [110/128] via , 00:11:27, Serial0 O /30 [110/138] via , 00:11:28, Serial0 O /30 [110/74] via , 00:11:28, Serial0 O /30 [110/138] via , 00:11:28, Serial0 O /30 [110/128] via , 00:11:28, Serial0 O /30 [110/74] via , 00:11:28, Serial0 MPLS VPN Lab Test Output ( Successfully ) MEA30#sh ip route Gateway of last resort is not set /8 is variably subnetted, 12 subnets, 2 masks C /32 is directly connected, Loopback0 O /32 [110/11] via , 00:14:33, FastEthernet0/0 O /32 [110/75] via , 00:14:33, FastEthernet0/0 O /32 [110/75] via , 00:14:33, FastEthernet0/0 O /32 [110/139] via , 00:14:33, FastEthernet0/0 O /30 [110/138] via , 00:14:33, FastEthernet0/0 O /30 [110/74] via , 00:14:33, FastEthernet0/0 C /30 is directly connected, FastEthernet0/0 O /30 [110/84] via , 00:14:33, FastEthernet0/0 O /30 [110/74] via , 00:14:33, FastEthernet0/0 O /30 [110/138] via , 00:14:33, FastEthernet0/0 O /30 [110/84] via , 00:14:33, FastEthernet0/0

P 1 S1: / 30 P 2P 3 S0: / 30 E0: / 30 E0: / 30 E1: / 30 E1: / 30 S0: / 30 S0: / 30 S1: / 30 S1: / 30 E0: / 30 S2: / 30 To PE2 Lo0: / 32 Lo0: / 32 Lo0: / 32 MPLS VPN CORE Routers To PE3

P 1 S1: / 30 P 2P 3 S0: / 30 E0: / 30 E0: / 30 E1: / 30 E1: / 30 S0: / 30 S0: / 30 S1: / 30 S1: / 30 E0: / 30 S2: / 30 To PE2 Lo0: / 32 Lo0: / 32 Lo0: / 32 MPLS VPN CORE Routers (LDP/TDP break between P2 & P3) No “tag-switching ip” configured at P3 Serial 1 P3#sh tag tdp discovery Local TDP Identifier: :0 TDP Discovery Sources: Interfaces: Ethernet1: xmit/recv TDP Id: :0 Serial0: xmit/recv TDP Id: :0 To PE3 P2#sh tag tdp discovery Local TDP Identifier: :0 TDP Discovery Sources: Interfaces: Ethernet0: xmit/recv TDP Id: :0 Ethernet1: xmit/recv TDP Id: :0 Serial0: xmit/recv TDP Id: :0 Serial1: xmit Serial2: xmit/recv TDP Id: :0 X

PE3PE2 CE2-VPNACE1-VPNA MPLS/VPN Backbone / /24 Lo0: / 32Lo0: / 32 MPLS VPN CORE Routers (LDP/TDP break between P2 & P3) CE1-VPNA to CE2-VPNA Failed CE1-VPNA#ping CE2-VPNA Type escape sequence to abort. Sending 5, 100-byte ICMP Echoes to , timeout is 2 seconds:..... Success rate is 0 percent (0/5) CE1-VPNA#traceroute CE2-VPNA Type escape sequence to abort. Tracing the route to CE2-VPNA ( ) 1 PE2 ( ) 4 msec 4 msec 0 msec 2 * * * 3 * * * CE1-VPNA#sh ip route Gateway of last resort is not set /30 is subnetted, 2 subnets O E [110/10] via , 16:58:00, Serial0 C is directly connected, Serial0 C /24 is directly connected, Ethernet /32 is subnetted, 1 subnets O E [110/10] via , 16:54:54, Serial0 X Packet drop because PE3 no reachable

P 1 S1: / 30 P 2P 3 S0: / 30 E0: / 30 E0: / 30 E1: / 30 E1: / 30 S0: / 30 S0: / 30 S1: / 30 S1: / 30 E0: / 30 S2: / 30 To PE2 Lo0: / 32 Lo0: / 32 Lo0: / 32 MPLS VPN CORE Routers (LDP/TDP break between P2 & P3) PE2 should re-reroute vpn prefix to P1 P3#sh tag tdp discovery Local TDP Identifier: :0 TDP Discovery Sources: Interfaces: Ethernet1: xmit/recv TDP Id: :0 Serial0: xmit/recv TDP Id: :0 To PE3 P2#sh tag tdp discovery Local TDP Identifier: :0 TDP Discovery Sources: Interfaces: Ethernet0: xmit/recv TDP Id: :0 Ethernet1: xmit/recv TDP Id: :0 Serial0: xmit/recv TDP Id: :0 Serial1: xmit Serial2: xmit/recv TDP Id: :0 X