323
[CE3-bgp] quit
# Configure CE 5.
<CE5> system-view
[CE5] interface vlan-interface 13
[CE5-Vlan-interface13] ip address 110.1.1.1 24
[CE5-Vlan-interface13] quit
[CE5] bgp 65411
[CE5-bgp] peer 110.1.1.2 as-number 200
[CE5-bgp] import-route direct
[CE5-bgp] quit
# Configure PE 3.
[PE3] ip vpn-instance SUB_VPN1
[PE3-vpn-instance-SUB_VPN1] route-distinguisher 100:1
[PE3-vpn-instance-SUB_VPN1] vpn-target 2:1
[PE3-vpn-instance-SUB_VPN1] quit
[PE3] interface vlan-interface 11
[PE3-Vlan-interface11] ip binding vpn-instance SUB_VPN1
[PE3-Vlan-interface11] ip address 100.1.1.2 24
[PE3-Vlan-interface11] quit
[PE3] ip vpn-instance SUB_VPN2
[PE3-vpn-instance-SUB_VPN2] route-distinguisher 101:1
[PE3-vpn-instance-SUB_VPN2] vpn-target 2:2
[PE3-vpn-instance-SUB_VPN2] quit
[PE3] interface vlan-interface 13
[PE3-Vlan-interface13] ip binding vpn-instance SUB_VPN2
[PE3-Vlan-interface13] ip address 110.1.1.2 24
[PE3-Vlan-interface13] quit
[PE3] bgp 200
[PE3-bgp] ipv4-family vpn-instance SUB_VPN1
[PE3-bgp-SUB_VPN1] peer 100.1.1.1 as-number 65410
[PE3-bgp-SUB_VPN1] import-route direct
[PE3-bgp-SUB_VPN1] quit
[PE3-bgp] ipv4-family vpn-instance SUB_VPN2
[PE3-bgp-SUB_VPN2] peer 100.1.1.1 as-number 65411
[PE3-bgp-SUB_VPN2] import-route direct
[PE3-bgp-SUB_VPN2] quit
[PE3-bgp] quit
# Configure PE 4, CE 4, and CE 6 in a similar way to configuring PE 3, CE 3, and CE 5. (Details
not shown.)
5. Establish MP-EBGP peer relationship between service provider PEs and their CEs to exchange user
VPNv4 routes:
# Configure PE 1, enabling nested VPN.
[PE1] bgp 100
[PE1-bgp] ipv4-family vpnv4
[PE1-bgp-af-vpnv4] nesting-vpn
[PE1-bgp-af-vpnv4] peer 11.1.1.1 vpn-instance vpn1 enable
[PE1-bgp-af-vpnv4] quit
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