Planet XGS3-42000R User Manual page 331

SwitchA
vlan1 :11.1.1.1
AS100 AS300
vlan1 :11.1.1.2
SwitchB
vlan3 :12.1.1.2 Vlan2:13.1.1.2
vlan1 :13.1.1.4
SwitchD
SwitchC
vlan1 :12.1.1.3
AS10
AS20
AS200
Figure 39-3-2 Confederation configuring topology
The configurations are as following:
SwitchA:
SwitchA(config)#router bgp 100
SwitchA(config-router-bgp)#neighbor 11.1.1.2 remote-as 200
SwitchB:
SwitchB(config)#router bgp 10
SwitchB(config-router-bgp)#bgp confederation identifier 200
SwitchB(config-router-bgp)#bgp confederation peers 20
SwitchB(config-router-bgp)#neighbor 12.1.1.3 remote-as 10
SwitchB(config-router-bgp)#neighbor 13.1.1.4 remote-as 20
SwitchB(config-router-bgp)#neighbor 11.1.1.1 remote-as 100
SwitchC:
SwitchC(config)#router bgp 10
SwitchC(config-router-bgp)#bgp confederation identifier 200
SwitchC(config-router-bgp)#bgp confederation peers 20
SwitchC(config-router-bgp)#neighbor 12.1. 1.2 remote-as 10
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