Typical BGP/MPLS VPN Configuration Example 587
[PE2] bgp 100
[PE2-bgp] undo synchronization
[PE2-bgp] group fc internal
[PE2-bgp] peer 50.1.1.1 group fc
[PE2-bgp] peer 50.1.1.1 connect-interface LoopBack1
[PE2-bgp] peer 50.1.1.3 group fc
# Configure VPN-instance and import OSPF and direct-connect route.
[PE2-bgp] ipv4-family vpn-instance vpn1
[PE2-bgp-af-vpn-instance] import-route direct
[PE2-bgp-af-vpn-instance] import-route ospf-nssa 100
[PE2-bgp-af-vpn-instance] import-route ospf-ase 100
[PE2-bgp-af-vpn-instance] import-route ospf 100
[PE2-bgp-af-vpn-instance] undo synchronization
# Configure MBGP and enable Peer.
[PE2-bgp-af-vpn] ipv4-family vpnv4
[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
[3Com-ospf-1000-area-0.0.0.0] network 168.12.1.0 0.0.0.255
[3Com-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
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