H3C Technologies H3C S6800 Series Switches User Manual
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# Execute the display mpls ldp peer command on the devices to verify that the session status is
Operational, and that each PE and the ASBR-PE in the same AS have established a neighbor
relationship. (Details not shown.)
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] 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
# Configure CE 2.
[CE2] interface vlan-interface 12
[CE2-Vlan-interface12] ip address 10.2.1.1 24
[CE2-Vlan-interface12] quit
# Configure PE 2.
[PE2] ip vpn-instance vpn1
[PE2-vpn-instance] route-distinguisher 200:2
[PE2-vpn-instance] vpn-target 200:1 both
[PE2-vpn-instance] quit
[PE2] interface vlan-interface 12
[PE2-Vlan-interface12] ip binding vpn-instance vpn1
[PE2-Vlan-interface12] ip address 10.2.1.2 24
[PE2-Vlan-interface12] quit
# On ASBR-PE 1, create a VPN instance, and bind the instance to the interface connected to
ASBR-PE 2. ASBR-PE 1 considers ASBR-PE 2 to be its CE.
[ASBR-PE1] ip vpn-instance vpn1
[ASBR-PE1-vpn-instance-vpn1] route-distinguisher 100:1
[ASBR-PE1-vpn-instance-vpn1] vpn-target 100:1 both
[ASBR-PE1-vpn-instance-vpn1] quit
[ASBR-PE1] interface vlan-interface 12
[ASBR-PE1-Vlan-interface12] ip binding vpn-instance vpn1
[ASBR-PE1-Vlan-interface12] ip address 192.1.1.1 24
[ASBR-PE1-Vlan-interface12] quit
# On ASBR-PE 2, create a VPN instance, and bind the instance to the interface connected to
ASBR-PE 1. ASBR-PE 2 considers ASBR-PE 1 to be its CE.
[ASBR-PE2] ip vpn-instance vpn1