H3C Technologies H3C S10500 Series Switches User Manual

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[PE2-Vlan-interface11] mpls

[PE2-Vlan-interface11] mpls ldp

[PE2-Vlan-interface11] quit

After you complete the configurations, each PE and the ASBR PE in the same AS can establish neighbor
relationship. Issue the display mpls ldp session command on the devices. The output shows that the

session status is Operational.

Configure VPN instances on PEs to allow CEs to access

NOTE:

For the same VPN, the VPN 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.

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

# Configure CE 2.

system-view

[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 100:1 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

# Configure ASBR PE 1, creating a VPN instance and binding the instance to the interface connected
with ASBR PE 2. (ASBR PE 1 considers ASBR PE 2 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