554 CHAPTER 49: BGP/MPLS VPN CONFIGURATION
[PE1] mpls lsr-id 202.100.1.1
[PE1] mpls
[PE1-mpls] quit
[PE1] mpls ldp
[PE1] vlan 201
[PE1-vlan201] port gigabitethernet 2/1/1
[PE1-vlan201] quit
[PE1] interface Vlan-interface 201
[PE1-Vlan-interface201] ip address 172.1.1.1 255.255.0.0
[PE1-Vlan-interface201] mpls
[PE1-Vlan-interface201] mpls ldp enable
[PE1-Vlan-interface201] quit
# Enable OSPF on the interface connecting PE1 and P and on the Loopback
interface, import direct-connect routes. Achieve inter-PE communication.
[PE1] ospf
[PE1-ospf-1] area 0
[PE1-ospf-1-area-0.0.0.0] network 172.1.0.0 0.0.255.255
[PE1-ospf-1-area-0.0.0.0] network 202.100.1.1 0.0.0.0
[PE1-ospf-1-area-0.0.0.0] quit
[PE1-ospf-1] import-route direct
[PE1-ospf-1] quit
# Set up MP-IBGP adjacency between PEs to exchange inter-PE VPN routing
information and activate MP-IBGP peer in VPNv4 sub-address family view.
[PE1] bgp 100
[PE1-bgp] group 202 internal
[PE1-bgp] peer 202.100.1.3 group 202
[PE1-bgp] peer 202.100.1.3 connect-interface loopback0
[PE1-bgp] ipv4-family vpnv4
[PE1-bgp-af-vpn] peer 202 enable
[PE1-bgp-af-vpn] peer 202.100.1.3 group 202
[PE1-bgp-af-vpn] quit
[PE1-bgp] quit
3 Configure P:
# Configure MPLS basic capacity, enable LDP on the interfaces connecting P and
PE for MPLS packet forwarding.
[P] mpls lsr-id 172.1.1.2
[P] mpls
[P-mpls] quit
[P] mpls ldp
[P] interface loopback0
[P-LoopBack 0] ip address 172.1.1.2 255.255.255.255
[P-LoopBack 0] quit
[P] vlan 301
[P-vlan301] port gigabitethernet 3/1/1
[P-vlan301] quit
[P] interface Vlan-interface 301
[P-Vlan-interface301] ip address 172.1.1.2 255.255.0.0
[P-Vlan-interface301] mpls
[P-Vlan-interface301] mpls ldp enable
[P-Vlan-interface301] quit
[P] vlan 302
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