3Com MSR 50 Series Configuration Manual page 1535

MPLS L3VPN Configuration Example 1535
[PE1] mpls ldp vpn-instance vpn1
[PE1-mpls-ldp-vpn-instance-vpn1] quit
[PE1] isis 2 vpn-instance vpn1
[PE1-isis-2] network-entity 10.0000.0000.0000.0003.00
[PE1-isis-2] import-route bgp
[PE1-isis-2] quit
[PE1] interface pos 5/0
[PE1-POS5/0] ip binding vpn-instance vpn1
[PE1-POS5/0] ip address 11.1.1.2 24
[PE1-POS5/0] isis enable 2
[PE1-POS5/0] mpls
[PE1-POS5/0] mpls ldp
[PE1-POS5/0] mpls ldp transport-address interface
[PE1-POS5/0] quit
[PE1] bgp 100
[PE1-bgp] ipv4-family vpn-instance vpn1
[PE1-bgp-vpn1] import isis 2
[PE1-bgp-vpn1] quit
[PE1-bgp] quit
# Configure CE 1.
[CE1] interface pos 5/1
[CE1-POS5/1] ip address 11.1.1.1 24
[CE1-POS5/1] isis enable 2
[CE1-POS5/1] mpls
[CE1-POS5/1] mpls ldp
[CE1-POS5/1] mpls ldp transport-address interface
[CE1-POS5/1] quit
After you complete the above configurations, PE 1 and CE 1 should be able to
establish the LDP session and IS-IS neighbor relationship between them.
n
The configurations for PE 2 and CE 2 are similar to those for PE 1 and CE 1. The
detailed configuration steps are omitted.
4 Perform configuration to allow the CEs of the Level 2 carrier to access the PEs
# Configure CE 3.
<CE3> system-view
[CE3] interface ethernet 1/0
[CE3-Ethernet1/0] ip address 100.1.1.1 24
[CE3-Ethernet1/0] quit
[CE3] bgp 65410
[CE3-bgp] peer 100.1.1.2 as-number 100
[CE3-bgp] import-route direct
[CE3-bgp] quit
# Configure PE 3.
[PE3] ip vpn-instance vpn1
[PE3-vpn-instance-vpn1] route-distinguisher 100:1
[PE3-vpn-instance-vpn1] vpn-target 1:1
[PE3-vpn-instance-vpn1] quit
[PE3] interface ethernet 1/0
[PE3-Ethernet1/0] ip binding vpn-instance vpn1
[PE3-Ethernet1/0] ip address 100.1.1.2 24