3Com S7906E - Switch, Configuration Manual

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After you complete the above configurations, PE 3 and CE 1 should be able to establish the LDP
session and IS-IS neighbor relationship between them.
The configurations for PE 4 and CE 2 are similar to those for PE 3 and CE 1. The detailed configuration
steps are omitted.
3) Perform configuration to allow CEs of the Level 2 carrier to access PEs of the Level 1 carrier
# Configure PE 1 and inject IS-IS routes.
[PE1] ip vpn-instance vpn1
[PE1-vpn-instance-vpn1] route-distinguisher 200:1
[PE1-vpn-instance-vpn1] vpn-target 1:1
[PE1-vpn-instance-vpn1] quit
[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 vlan-interface 11
[PE1-Vlan-interface11] ip binding vpn-instance vpn1
[PE1-Vlan-interface11] ip address 11.1.1.2 24
[PE1-Vlan-interface11] isis enable 2
[PE1-Vlan-interface11] mpls
[PE1-Vlan-interface11] mpls ldp
[PE1-Vlan-interface11] mpls ldp transport-address interface
[PE1-Vlan-interface11] 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 vlan-interface 11
[CE1-Vlan-interface11] ip address 11.1.1.1 24
[CE1-Vlan-interface11] isis enable 2
[CE1-Vlan-interface11] mpls
[CE1-Vlan-interface11] mpls ldp
[CE1-Vlan-interface11] mpls ldp transport-address interface
[CE1-Vlan-interface11] 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.