Configuring inter-as vpn – H3C Technologies H3C S12500-X Series Switches User Manual

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# Create routing policies.

[ASBR-PE2] route-policy policy1 permit node 1

[ASBR-PE2-route-policy-policy1-1] apply mpls-label

[ASBR-PE2-route-policy-policy1-1] quit

[ASBR-PE2] route-policy policy2 permit node 1

[ASBR-PE2-route-policy-policy2-1] if-match mpls-label

[ASBR-PE2-route-policy-policy2-1] apply mpls-label

[ASBR-PE2-route-policy-policy2-1] quit

# Enable BGP on ASBR-PE 2, and enable the capability to advertise labeled routes to IBGP peer
5.5.5.9 and to receive labeled routes from the peer.

[ASBR-PE2] bgp 600

[ASBR-PE2-bgp] peer 5.5.5.9 as-number 600

[ASBR-PE2-bgp] peer 5.5.5.9 connect-interface loopback 0

[ASBR-PE2-bgp] address-family ipv4 unicast

[ASBR-PE2-bgp-ipv4] peer 5.5.5.9 enable

[ASBR-PE2-bgp-ipv4] peer 5.5.5.9 label-route-capability

# Apply the routing policy policy2 to routes advertised to IBGP peer 5.5.5.9.

[ASBR-PE2-bgp-ipv4] peer 5.5.5.9 route-policy policy2 export

# Redistribute routes from IS-IS process 1 into BGP.

[ASBR-PE2-bgp-ipv4] import-route isis 1

[ASBR-PE2-bgp-ipv4] quit

# Apply the routing policy policy1 to routes advertised to EBGP peer 11.0.0.2.

[ASBR-PE2-bgp] peer 11.0.0.2 as-number 100

[ASBR-PE2-bgp] address-family ipv4 unicast

[ASBR-PE2-bgp-ipv4] peer 11.0.0.2 enable

[ASBR-PE2-bgp-ipv4] peer 11.0.0.2 route-policy policy1 export

# Enable the capability to advertise labeled routes to EBGP peer 11.0.0.2 and to receive labeled
routes from the peer.

[ASBR-PE2-bgp-ipv4] peer 11.0.0.2 label-route-capability

[ASBR-PE2-bgp-ipv4] quit

[ASBR-PE2-bgp] quit

Configure PE 2:
# Enable IS-IS on PE 2.

system-view

[PE2] isis 1

[PE2-isis-1] network-entity 10.111.111.111.111.00

[PE2-isis-1] quit

# Configure the LSR ID, and enable MPLS and LDP.

[PE2] mpls lsr-id 5.5.5.9

[PE2] mpls ldp

[PE2-ldp] quit

# Configure interface VLAN-interface 11, and enable IS-IS, MPLS, and LDP on the interface.

[PE2] interface vlan-interface 11

[PE2-Vlan-interface11] ip address 9.1.1.2 255.0.0.0

[PE2-Vlan-interface11] isis enable 1

[PE2-Vlan-interface11] mpls enable

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