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3Com Switch 8800 Configuration Guide Chapter 37 BGP/MPLS VPN Configuration
37-76
[PE2-bgp-af-vpn] peer fc enable
[PE2-bgp-af-vpn] peer fc advertise-community
[PE2-bgp-af-vpn] peer 50.1.1.1 group fc
Configure OSPF and import BGP and direct-connect route.
[PE2] ospf 100 router-id 2.2.2.2 vpn-instance vpn1
[PE2-ospf-100] import-route bgp
[PE2-ospf-100] import-route static
[PE2-ospf-100] area 0.0.0.0
[PE2-ospf-100-area-0.0.0.0] network 20.1.1.0 0.0.0.255
Configuring sham link
[PE2-ospf-100-area-0.0.0.0] sham-link 2.2.2.2 1.1.1.1
Configure static route to PE1 and PE3.
[PE2] ip route-static 50.1.1.1 255.255.255.255 168.1.12.1
[PE2] ip route-static 50.1.1.3 255.255.255.255 168.1.23.3
Configure the routes distributed to PE1 and PE3.
[PE1] ospf 1000
[PE1-ospf-1000]area 0
[SW8800-ospf-1000-area-0.0.0.0] network 168.12.1.0 0.0.0.255
[SW8800-ospf-1000-area-0.0.0.0] network 50.1.1.1 0.0.0.0
3) Configure CE1.
Configure interfaces
[CE1] vlan 202
[CE1-vlan202] port gigabitethernet 2/1/2
[CE1-vlan202] quit
[CE1] interface Vlan-interface 202
[CE1-Vlan-interface202] ip address 12.1.1.1 255.255.255.0
[CE1-Vlan-interface202] ospf cost 100
[CE1-Vlan-interface202] quit
[CE1] vlan 201
[CE1-vlan201] port gigabitethernet 2/1/1
[CE1-vlan201] quit
[CE1] interface Vlan-interface 201
[CE1-Vlan-interface201] ip address 10.1.1.1 255.255.255.0
[CE1-Vlan-interface201] ospf cost 1
Configure OSPF.
[CE1] ospf 100 router-id 10.10.10.129
[CE1-ospf-100] import-route direct
[CE1-ospf-100] area 0.0.0.0
[CE1-ospf-100-area-0.0.0.0] network 10.1.1.0 0.0.0.255