254
[PE1-Vlan-interface11] mpls ldp transport-address interface
[PE1-Vlan-interface11] quit
[PE1] bgp 100
[PE1-bgp-default] ip vpn-instance vpn1
[PE1-bgp-default-vpn1] address-family ipv4 unicast
[PE1-bgp-default-ipv4-vpn1] import isis 2
[PE1-bgp-default-ipv4-vpn1] quit
[PE1-bgp-default-vpn1] quit
[PE1-bgp-default] 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 enable
[CE1-Vlan-interface11] mpls ldp enable
[CE1-Vlan-interface11] mpls ldp transport-address interface
[CE1-Vlan-interface11] quit
PE 1 and CE 1 can establish an LDP session and an IS-IS neighbor relationship between them.
# Configure PE 2 and CE 2 in the same way that PE 1 and CE 1 are configured. (Details not
shown.)
4. Connect the CEs of the end customers and the PEs of the customer carrier:
# Configure CE 3.
<CE3> system-view
[CE3] interface vlan-interface11
[CE3-Vlan-interface11] ip address 100.1.1.1 24
[CE3-Vlan-interface11] quit
[CE3] bgp 65410
[CE3-bgp-default] peer 100.1.1.2 as-number 100
[CE3-bgp-default] address-family ipv4 unicast
[CE3-bgp-default-ipv4] peer 100.1.1.2 enable
[CE3-bgp-default-ipv4] import-route direct
[CE3-bgp-default-ipv4] quit
[CE3-bgp-default] quit
# Configure PE 3.
[PE3] ip vpn-instance vpn1
[PE3-vpn-instance-vpn1] route-distinguisher 100:1
[PE3-vpn-instance-vpn1] vpn-target 1:1
[PE3-vpn-instance-vpn1] quit
[PE3] interface Vlan-interface 11
[PE3-Vlan-interface11] ip binding vpn-instance vpn1
[PE3-Vlan-interface11] ip address 100.1.1.2 24
[PE3-Vlan-interface11] quit
[PE3] bgp 100
[PE3-bgp-default] ip vpn-instance vpn1
[PE3-bgp-default-vpn1] peer 100.1.1.1 as-number 65410
[PE3-bgp-default-vpn1] address-family ipv4 unicast
[PE3-bgp-default-ipv4-vpn1] peer 100.1.1.1 enable
[PE3-bgp-default-ipv4-vpn1] quit
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