Planet XGS3-42000R User Manual page 334

Metric=0
AS100
SwitchA
vlan2 :2.2.2.2
vlan1 :2.2.2.1
SwitchC
The configurations of SwitchA:
SwitchA(config)#router bgp 100
SwitchA(config-router-bgp)#neighbor 2.2.2.1 remote-as 300
SwitchA(config-router-bgp)#neighbor 3.3.3.2 remote-as 300
SwitchA(config-router-bgp)#neighbor 4.4.4.3 remote-as 400
The configurations of SwitchC:
SwitchC(config)#router bgp 300
SwitchC (config-rout er-bgp)#neighbor 2.2.2.2 remote-as 100
SwitchC (config-rout er-bgp)#neighbor 2.2.2.2 route-map set-metric out
SwitchC (config-rout er-bgp)#neighbor 1.1.1.2 remote-as 300
SwitchC (config-rout er-bgp)#exit
SwitchC (config)#route-map set-metric permit 10
SwitchC (Config-Router-RouteMap)#set metric 120
The configurations of SwitchD
SwitchD (config)#router bgp 300
SwitchD (config-rout er-bgp)#neighbor 3.3.3.3 remote-as 100
SwitchD (config-rout er-bgp)#neighbor 3.3.3.3 route-map set-metric out
vlan1 :4.4.4.4
Set metric 50
vlan3 :3.3.3.3
Set metric 120
vlan2 :1.1.1.1
Figure 39-3-4 MED Configuring Topological Map
Set metric 200
vlan1 :3.3.3.2
vlan2 :1.1.1.2
39-21
AS400
vlan1 :4.4.4.3
SwitchB
AS300
SwitchD