3Com Switch 8800 Family Configuration Guide

572 CHAPTER 49: BGP/MPLS VPN CONFIGURATION
[PE1] interface Vlan-interface 205
[PE1-Vlan-interface205] mpls
[PE1-Vlan-interface205] mpls ldp enable
[PE1-Vlan-interface205] ip address 10.1.1.2 255.255.255.0
# Bind the VLAN interface with the VPN-instance.
[PE1] interface Vlan-interface 201
[PE1-Vlan-interface201] ip binding vpn-instance vpna
[PE1-Vlan-interface201] ip address 172.11.11.1 255.255.255.0
[PE1-Vlan-interface201] quit
[PE1] interface Vlan-interface 202
[PE1-Vlan-interface202] ip binding vpn-instance vpnb
[PE1-Vlan-interface202] ip address 172.21.21.1 255.255.255.0
[PE1-Vlan-interface202] quit
# Enable EBGP between PE and CE.
[PE1] bgp 100
[PE1-bgp] ipv4-family vpn-instance vpna
[PE1-bgp-af-vpn-instance] import-route direct
[PE1-bgp-af-vpn-instance] group 172-11 external
[PE1-bgp-af-vpn-instance] peer 172.11.11.2 group 172-11 as-number 65011
[PE1-bgp- af-vpn] quit
[PE1-bgp] ipv4-family vpn-instance vpnb
[PE1-bgp-af-vpn-instance] import-route direct
[PE1-bgp-af-vpn-instance] group 172-21 external
[PE1-bgp-af-vpn-instance] peer 172.21.21.2 group 172-21 as-number 65021
[PE1-bgp-af-vpn-instance] peer 172.21.21.2 next-hop-local
[PE1-bgp-af-vpn-instace] quit
# Enable MP-IBGP between PE-ASBRs.
[PE1-bgp] group 3 internal
[PE1-bgp] peer 3.3.3.3 group 3
[PE1-bgp] peer 3.3.3.3 connect-interface loopback0
[PE1-bgp] ipv4-family vpnv4
[PE1-bgp-af-vpn] peer 3 enable
[PE1-bgp-af-vpn] peer 3.3.3.3 group 3
[PE1-bgp-af-vpn] quit
[PE1-bgp] quit
2 Configure PE2
# Configure MPLS.
[PE2] mpls lsr-id 2.2.2.2
[PE2] mpls
[PE2-mpls] quit
[PE2] mpls ldp
# Configure the VLAN interface connecting CE.
[PE2] vlan 203
[PE2-vlan203] port gigabitethernet 2/1/1
[PE2-vlan203] quit
[PE2] vlan 204
[PE2-vlan204] port gigabitethernet 2/1/2
[PE2-vlan204] quit