Mpls l3vpn configuration task list – H3C Technologies H3C S12500-X Series Switches User Manual
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# Configure basic MPLS on ASBR-PE 1, and enable MPLS LDP on the interface connected to PE 1.
<ASBR-PE1> system-view
[ASBR-PE1] mpls lsr-id 2.2.2.9
[ASBR-PE1] mpls ldp
[ASBR-PE1-ldp] quit
[ASBR-PE1] interface vlan-interface 11
[ASBR-PE1-Vlan-interface11] mpls enable
[ASBR-PE1-Vlan-interface11] mpls ldp enable
[ASBR-PE1-Vlan-interface11] quit
# Configure basic MPLS on ASBR-PE 2, and enable MPLS LDP on the interface connected to PE 2.
<ASBR-PE2> system-view
[ASBR-PE2] mpls lsr-id 3.3.3.9
[ASBR-PE2] mpls ldp
[ASBR-PE2-ldp] quit
[ASBR-PE2] interface vlan-interface 11
[ASBR-PE2-Vlan-interface11] mpls enable
[ASBR-PE2-Vlan-interface11] mpls ldp enable
[ASBR-PE2-Vlan-interface11] quit
# Configure basic MPLS on PE 2, and enable MPLS LDP on the interface connected to ASBR-PE 2.
<PE2> system-view
[PE2] mpls lsr-id 4.4.4.9
[PE2] mpls ldp
[PE2-ldp] quit
[PE2] interface vlan-interface 11
[PE2-Vlan-interface11] mpls enable
[PE2-Vlan-interface11] mpls ldp enable
[PE2-Vlan-interface11] quit
After the configurations, each PE and the ASBR-PE in the same AS can establish a neighbor
relationship. Execute the display mpls ldp peer command on the devices. The output shows that the
session status is Operational.
3.
Configure VPN instances on PEs:
For the same VPN, the route targets for the VPN instance on the PE must match those for the VPN
instance on the ASBR-PE in the same AS. This is not required for PEs in different ASs.
# Configure CE 1.
<CE1> system-view
[CE1] interface vlan-interface 12
[CE1-Vlan-interface12] ip address 10.1.1.1 24
[CE1-Vlan-interface12] quit
# Configure PE 1.
[PE1] ip vpn-instance vpn1
[PE1-vpn-instance-vpn1] route-distinguisher 100:1
[PE1-vpn-instance-vpn1] vpn-target 100:1 both
[PE1-vpn-instance-vpn1] quit
[PE1] interface vlan-interface 12
[PE1-Vlan-interface12] ip binding vpn-instance vpn1
[PE1-Vlan-interface12] ip address 10.1.1.2 24
[PE1-Vlan-interface12] quit