3Com 3C13636 Configuration Manual page 900

3Com Router 3000 Ethernet Family
Configuration Guide
[PE1-ospf-area-0.0.0.0] network 172.1.0.0 0.0.255.255
[PE1-ospf-area-0.0.0.0] network 202.100.1.1 0.0.0.0
[PE1-ospf-area-0.0.0.0] quit
[PE1-ospf] import-route direct
[PE1-ospf] quit
# Set up MP-IBGP adjacency between PEs, for intra-PE VPN routing information
exchange, activate MP-IBGP peer in VPNv4 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 router
# 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 ldp
[P-mpls-ldp] quit
[P] interface Serial1/0/0
[P-Serial1/0/0] ip address 172.1.1.2 255.255.0.0
[P-Serial1/0/0] mpls ldp enable
[P-Serial1/0/0] interface Serial2/0/0
[P-Serial2/0/0] ip address 172.2.1.2 255.255.0.0
[P-Serial2/0/0] mpls ldp enable
[P-Serial2/0/0] interface Serial3/0/0
[P-Serial3/0/0] ip address 172.3.1.2 255.255.0.0
[P-Serial3/0/0] mpls ldp enable
[P-Serial3/0/0] interface Serial4/0/0
[P-Serial4/0/0] ip address 172.4.1.2 255.255.0.0
[P-Serial4/0/0] mpls ldp enable
[P-Serial4/0/0] quit
# Enable OSPF on the interfaces connecting P and PE, and allow it to redistribute
directly connected route for intra-PE communication.
[P] ospf
[P-ospf] area 0
[P-ospf-area-0.0.0.0] network 172.1.1.0 0.0.255.255
[P-ospf-area-0.0.0.0] network 172.2.1.0 0.0.255.255
Chapter 3 BGP/MPLS VPN Configuration
3Com Corporation
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