CE- PE
# PE1。
[PE1] ip vpn-instance vpna
[PE1-vpn-instance-vpna] ipv4-family
[PE1-vpn-instance-vpna-af-ipv4] route-distinguisher 100:1
[PE1-vpn-instance-vpna-af-ipv4] vpn-target 111:1 both
[PE1-vpn-instance-vpna-af-ipv4] quit
[PE1-vpn-instance-vpna] quit
[PE1] ip vpn-instance vpnb
[PE1-vpn-instance-vpnb] ipv4-family
[PE1-vpn-instance-vpnb-af-ipv4] route-distinguisher 100:2
[PE1-vpn-instance-vpnb-af-ipv4] vpn-target 222:2 both
[PE1-vpn-instance-vpnb-af-ipv4] quit
[PE1-vpn-instance-vpnb] quit
[PE1] interface gigabitethernet 0/2/4
[PE1-Gigabitethernet0/2/4] ip binding vpn-instance vpna
[PE1-Gigabitethernet0/2/4] ip address 10.1.1.2 24
[PE1-Gigabitethernet0/2/4] quit
[PE1] interface gigabitethernet 0/2/5
[PE1-Gigabitethernet0/2/5] ip binding vpn-instance vpnb
[PE1-Gigabitethernet0/2/5] ip address 10.2.1.2 24
[PE1-Gigabitethernet0/2/5] quit
# PE2。
[PE2] ip vpn-instance vpna
[PE2-vpn-instance-vpna] ipv4-family
[PE2-vpn-instance-vpna-af-ipv4] route-distinguisher 200:1
[PE2-vpn-instance-vpna-af-ipv4] vpn-target 111:1 both
[PE2-vpn-instance-vpna-af-ipv4] quit
[PE2-vpn-instance-vpna] quit
[PE2] ip vpn-instance vpnb
[PE2-vpn-instance-vpnb] ipv4-family
[PE2-vpn-instance-vpnb-af-ipv4] route-distinguisher 200:2
[PE2-vpn-instance-vpnb-af-ipv4] vpn-target 222:2 both
[PE2-vpn-instance-vpnb-af-ipv4] quit
[PE2-vpn-instance-vpnb] quit
[PE2] interface gigabitethernet 1/0/0
[PE2-GigabitEthernet1/0/0] ip binding vpn-instance vpna
[PE2-GigabitEthernet1/0/0] ip address 10.3.1.2 24
[PE2-GigabitEthernet1/0/0] quit
[PE2] interface gigabitethernet 2/0/0
[PE2-GigabitEthernet2/0/0] ip binding vpn-instance vpnb
[PE2-GigabitEthernet2/0/0] ip address 10.4.1.2 24
[PE2-GigabitEthernet2/0/0] quit
# PE1。
[PE1] bgp 100
[PE1-bgp] ipv4-family vpn-instance vpna
[PE1-bgp-vpna] peer 10.1.1.1 as-number 65410
[PE1-bgp-vpna] import-route direct
[PE1-bgp-vpna] quit
[PE1-bgp] ipv4-family vpn-instance vpnb
[PE1-bgp-vpnb] peer 10.2.1.1 as-number 65420
[PE1-bgp-vpnb] import-route direct
[PE1-bgp-vpnb] quit