3Com 3C13636 Configuration Manual page 907

3Com Router 3000 Ethernet Family
Configuration Guide
[PE-A] ip vpn-instance 1
[PE-A-vpn-1] route-distinguisher 100:1
[PE-A-vpn-1] vpn-target 111:1 both
[PE-A-vpn-1] quit
# Set up EBGP adjacency between PE-A and CE-A, redistribute intra-CE-A VPN routes
learned into MBGP VPN-instance address family.
[PE-A] bgp 100
[PE-A-bgp] ipv4-family vpn-instance vpn-instance1
[PE-A-bgp-af-vpn-instance] group 172 external
[PE-A-bgp-af-vpn-instance] peer 172.15.1.1 group 172 as-number 65011
[PE-A-bgp-af-vpn-instance] import-route direct
[PE-A-bgp-af-vpn-instance] import-route static
[PE-A-bgp-af-vpn-instance] quit
[PE-A-bgp] quit
# Bind the interface Ethernet1/0/0 connecting CE-A with VPN-instance 1.
[PE-A] interface ethernet 1/0/0
[PE-A-Ethernet1/0/0] ip binding vpn-instance vpn-instance1
[PE-A-Ethernet1/0/0] ip address 172.15.0.1 255.255.0.0
[PE-A-Ethernet1/0/0] quit
# Configure loopback interface.
[PE-A] interface loopback 0
[PE-A-LoopBack0] ip address 10.1.1.1 255.255.255.255
[PE-A-LoopBack0] quit
# Configure MPLS basic capacity.
[PE-A] mpls lsr-id 10.1.1.1
[PE-A] mpls ldp enable
[PE-A-mpls-ldp] quit
# Set up MP-IBGP adjacency between PEs to exchange intra-PE VPN routing
information, activate MP-IBGP peer in VPNv4 address family view.
[PE-A] bgp 100
[PE-A-bgp] group 20
[PE-A-bgp] peer 20.1.1.1 group 20
[PE-A-bgp] peer 20.1.1.1 connect-interface loopback 0
[PE-A-bgp] group 30
[PE-A-bgp] peer 30.1.1.1 group 30
[PE-A-bgp] peer 30.1.1.1 connect-interface loopback 0
[PE-A-bgp] ipv4-family vpnv4
[PE-A-bgp-af-vpn] peer 20 enable
[PE-A-bgp-af-vpn] peer 20.1.1.1 group 20
[PE-A-bgp-af-vpn] peer 30 enable
Chapter 3 BGP/MPLS VPN Configuration
3Com Corporation
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