3Com S7906E Configuration Manual page 1579

[ASBR-PE2-bgp-af-vpnv4] undo policy vpn-target
# Configure both IBGP peer 5.5.5.9 and EBGP peer 11.0.0.2 as VPNv4 peers.
[ASBR-PE2-bgp-af-vpnv4] peer 11.0.0.2 enable
[ASBR-PE2-bgp-af-vpnv4] peer 5.5.5.9 enable
[ASBR-PE2-bgp-af-vpnv4] quit
[ASBR-PE2-bgp] quit
4) Configure PE 2
# Start IS-IS on PE 2.
<PE2> system-view
[PE2] isis 1
[PE2-isis-1] network-entity 10.111.111.111.111.00
[PE2-isis-1] quit
# Configure LSR ID, enable MPLS and LDP.
[PE2] mpls lsr-id 5.5.5.9
[PE2] mpls
[PE2-mpls] label advertise non-null
[PE2-mpls] quit
[PE2] mpls ldp
[PE2-mpls-ldp] quit
# Configure interface VLAN-interface 12, start IS-IS and enable MPLS and LDP on the interface.
[PE2] interface vlan-interface 12
[PE2-Vlan-interface12] ip address 9.1.1.2 255.0.0.0
[PE2-Vlan-interface12] isis enable 1
[PE2-Vlan-interface12] mpls
[PE2-Vlan-interface12] mpls ldp
[PE2-Vlan-interface12] quit
# Configure interface Loopback 0 and start IS-IS on it.
[PE2] interface loopback 0
[PE2-LoopBack0] ip address 5.5.5.9 32
[PE2-LoopBack0] isis enable 1
[PE2-LoopBack0] quit
# Create VPN instance vpn1 and configure the RD and VPN target attributes.
[PE2] ip vpn-instance vpn1
[PE2-vpn-instance-vpn1] route-distinguisher 12:12
[PE2-vpn-instance-vpn1] vpn-target 1:1 2:2 3:3 import-extcommunity
[PE2-vpn-instance-vpn1] vpn-target 3:3 export-extcommunity
[PE2-vpn-instance-vpn1] quit
# Bind the interface connected with CE 2 to the created VPN instance.
[PE2] interface vlan-interface 1
[PE2-Vlan-interface1] ip binding vpn-instance vpn1
[PE2-Vlan-interface1] ip address 20.0.0.1 8
[PE2-Vlan-interface1] quit
# Start BGP on PE 2.
[PE2] bgp 600
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