3Com 8807 Configuration Manual page 563

Typical BGP/MPLS VPN Configuration Example 563
[PE1-bgp-af-vpn-instance] peer 172.17.1.1 allow-as-loop 1
[PE1-bgp-af-vpn] quit
[PE1-bgp] quit
# Bind the VLAN interface connecting PE1 and CE1 to different VPN-instances.
Bind the interface of the VLAN to which the Ethernet port Gigabitethernet 2/1/1
belongs to VPN-instance2, bind the interface of the VLAN to which the Ethernet
port Gigabitethernet 2/1/2 belongs to VPN-instance3.
[PE1] vlan 201
[PE1-vlan201] port gigabitethernet 2/1/1
[PE1-vlan201] quit
[PE1] interface Vlan-interface 201
[PE1-Vlan-interface201] ip binding vpn-instance vpn-instance2
[PE1-Vlan-interface201] ip address 172.16.0.1 255.255.0.0
[PE1-Vlan-interface201] quit
[PE1] vlan 202
[PE1-vlan202] port gigabitethernet 2/1/2
[PE1-vlan202] quit
[PE1] interface Vlan-interface 202
[PE1-Vlan-interface202] ip binding vpn-instance vpn-instance3
[PE1-Vlan-interface202] ip address 172.17.0.1 255.255.0.0
[PE1-Vlan-interface202] quit
# Configure Loopback interface
[PE1] interface loopback 0
[PE1-LoopBack0] ip address 11.1.1.1 255.255.255.255
[PE1-LoopBack0] quit
# Set up MP-IBGP adjacency between PEs to exchange inter-PE VPN routing
information and activate MP-IBGP peer in VPNv4 sub-address family view.
[PE1] bgp 100
[PE1-bgp] group 22
[PE1-bgp] peer 22.1.1.1 group 22 as-number 100
[PE1-bgp] peer 22.1.1.1 connect-interface loopback 0
[PE1-bgp] group 33
[PE1-bgp] peer 33.1.1.1 group 33 as-number 100
[PE1-bgp] peer 33.1.1.1 connect-interface loopback 0
[PE1-bgp] ipv4-family vpnv4
[PE1-bgp-af-vpn] peer 22 enable
[PE1-bgp-af-vpn] peer 22.1.1.1 group 22
[PE1-bgp-af-vpn] peer 33 enable
[PE1-bgp-af-vpn] peer 33.1.1.1 group 33
[PE1-bgp-af-vpn] quit
2 Configure PE2
# Create a VPN-instance on PE2, import VPN routing information of VPN-target
100:2 and advertise VPN routing information of VPN-target 100:1.
[PE2] ip vpn-instance vpn-instance1
[PE2-vpn-vpn-instance1] route-distinguisher 100:1
[PE2-vpn-vpn-instance1] vpn-target 100:11 export-extcommunity
[PE2-vpn-vpn-instance1] vpn-target 100:2 import-extcommunity
[PE2-vpn-vpn-instance1] quit