3Com S7906E Configuration Manual page 1574

[CE2] bgp 65002
[CE2-bgp] peer 10.2.1.2 as-number 200
[CE2-bgp] import-route direct
[CE2-bgp] quit
# Configure PE 2.
[PE2] bgp 200
[PE2-bgp] ipv4-family vpn-instance vpn1
[PE2-bgp-vpn1] peer 10.2.1.1 as-number 65002
[PE2-bgp-vpn1] import-route direct
[PE2-bgp-vpn1] quit
[PE2-bgp] quit
5) Establish IBGP peer relationship between each PE and the ASBR PE in the same AS and EBGP
peer relationship between the ASBR PEs
# Configure PE 1.
[PE1] bgp 100
[PE1-bgp] peer 2.2.2.9 as-number 100
[PE1-bgp] peer 2.2.2.9 connect-interface loopback 0
[PE1-bgp] ipv4-family vpnv4
[PE1-bgp-af-vpnv4] peer 2.2.2.9 enable
[PE1-bgp-af-vpnv4] peer 2.2.2.9 next-hop-local
[PE1-bgp-af-vpnv4] quit
[PE1-bgp] quit
# Configure ASBR PE 1.
[ASBR-PE1] bgp 100
[ASBR-PE1-bgp] ipv4-family vpn-instance vpn1
[ASBR-PE1-bgp-vpn1] peer 192.1.1.2 as-number 200
[ASBR-PE1-bgp-vpn1] quit
[ASBR-PE1-bgp] peer 1.1.1.9 as-number 100
[ASBR-PE1-bgp] peer 1.1.1.9 connect-interface loopback 0
[ASBR-PE1-bgp] ipv4-family vpnv4
[ASBR-PE1-bgp-af-vpnv4] peer 1.1.1.9 enable
[ASBR-PE1-bgp-af-vpnv4] peer 1.1.1.9 next-hop-local
[ASBR-PE1-bgp-af-vpnv4] quit
[ASBR-PE1-bgp] quit
# Configure ASBR PE 2.
[ASBR-PE2] bgp 200
[ASBR-PE2-bgp] ipv4-family vpn-instance vpn1
[ASBR-PE2-bgp-vpn1] peer 192.1.1.1 as-number 100
[ASBR-PE2-bgp-vpn1] quit
[ASBR-PE2-bgp] peer 4.4.4.9 as-number 200
[ASBR-PE2-bgp] peer 4.4.4.9 connect-interface loopback 0
[ASBR-PE2-bgp] ipv4-family vpnv4
[ASBR-PE2-bgp-af-vpnv4] peer 4.4.4.9 enable
[ASBR-PE2-bgp-af-vpnv4] peer 4.4.4.9 next-hop-local
[ASBR-PE2-bgp-af-vpnv4] quit
[ASBR-PE2-bgp] quit
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