EoMPLS – Pseudowire Tunnel (Ethernet Port Mode)
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This Configuration Guide is designed to assist members to enhance their skills in particular technology area. While
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CE1 Router:
ip cef
!
interface FastEthernet0/0
description Connected to PE1
ip address 50.50.50.1 255.255.255.252
!
end
|
CE2 Router:
ip cef
!
interface FastEthernet0/0
description Connected to PE2
ip address 50.50.50.2 255.255.255.252
!
end
|
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PE1 Router:
ip cef
!
mpls label protocol ldp
pseudowire-class MPLS_Encapsulation
encapsulation mpls
!
interface Loopback0
ip address 1.1.1.1 255.255.255.255
ip ospf 1 area 0
!
interface FastEthernet0/0
description Connected to CE1
xconnect 2.2.2.2 1000 pw-class
MPLS_Encapsulation
!
interface Serial2/0
ip address 192.168.3.22 255.255.255.252
ip ospf 1 area 0
tag-switching ip
!
router ospf 1
!
tag-switching tdp router-id Loopback0 force
!
end
|
PE2 Router:
ip cef
!
mpls label protocol ldp
!
interface Loopback0
ip address 2.2.2.2 255.255.255.255
ip ospf 1 area 0
!
interface FastEthernet0/0
description Connected to CE2
xconnect 1.1.1.1 1000 encapsulation
mpls
!
interface Serial2/0
ip address 192.168.3.21
255.255.255.252
ip ospf 1 area 0
tag-switching ip
!
router ospf 1
!
tag-switching tdp router-id Loopback0
force
!
end
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Verification:CE1#ping 50.50.50.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 50.50.50.2, timeout is 2 seconds:
! ! ! ! !
Success rate is 100 percent (5/5), round-trip min/avg/max = 64/118/236 ms
CE2#ping 50.50.50.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 50.50.50.1, timeout is 2 seconds:
! ! ! ! !
Success rate is 100 percent (5/5), round-trip min/avg/max = 104/172/248 ms
PE1#debug mpls l2transport signaling message AToM LDP message debugging is on 00:01:14: AToM LDP [2.2.2.2]: Sending label mapping msg vc type 5, cbit 1, vc id 1000, group id 0, vc label 16, status 0, mtu 1500 00:01:14: AToM LDP [2.2.2.2]: Received label mapping msg, id 8, graceful restart instance 1 vc type 5, cbit 1, vc id 1000, group id 0, vc label 16, status 0, mtu 1500 NOTE: As seen above VC labels are exchanged between PE routers after the targeted-LDP session is established. It also shows each peer sends a Label Mapping message which contains FEC TLV, Label TLV and optional interfaceparameters. VC Type 5 indicates Ethernet Port mode. PE1#show mpls l2transport vc detail Local interface: Fa0/0 up, line protocol up, Ethernet up Destination address: 2.2.2.2, VC ID: 1000, VC status: up Next hop: point2point Output interface: Se2/0, imposed label stack {18} Create time: 00:12:43, last status change time: 00:12:15 Signaling protocol: LDP, peer 2.2.2.2:0 up MPLS VC labels: local 18, remote 18 Group ID: local 0, remote 0 MTU: local 1500, remote 1500 Remote interface description: Connected to CE2 Sequencing: receive disabled, send disabled VC statistics: packet totals: receive 97, send 98 byte totals: receive 10984, send 11106 packet drops: receive 0, seq error 0, send 0 |
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