R3
conf t
no router bgp 1
router bgp 1
bgp log-neighbor-changes
neighbor 1.1.7.7 remote-as 1
neighbor 1.1.7.7 update-source Loopback0
neighbor 1.1.7.7 weight 200
neighbor 1.1.2.2 remote-as 1
neighbor 1.1.2.2 update-source Loopback0
neighbor 1.1.8.8 remote-as 1
neighbor 1.1.8.8 update-source Loopback0
R2
conf t
no router bgp 1
router bgp 1
bgp log-neighbor-changes
neighbor 1.1.3.3 remote-as 1
neighbor 1.1.3.3 update-source Loopback0
neighbor 1.1.7.7 remote-as 1
neighbor 1.1.7.7 update-source Loopback0
neighbor 1.1.8.8 remote-as 1
neighbor 1.1.8.8 update-source Loopback0
neighbor 1.1.8.8 weight 200
SW1(.7)
conf t
no router bgp 1
router bgp 1
bgp log-neighbor-changes
neighbor 1.1.3.3 remote-as 1
neighbor 1.1.3.3 update-source Loopback0
neighbor 1.1.2.2 remote-as 1
neighbor 1.1.2.2 update-source Loopback0
neighbor 1.1.8.8 remote-as 1
neighbor 1.1.8.8 update-source Loopback0
neighbor 150.1.1.254 remote-as 254
SW2(.8)
conf t
router bgp 1
bgp log-neighbor-changes
neighbor 1.1.3.3 remote-as 1
neighbor 1.1.3.3 update-source Loopback0
neighbor 1.1.2.2 remote-as 1
neighbor 1.1.2.2 update-source Loopback0
neighbor 1.1.7.7 remote-as 1
neighbor 1.1.7.7 update-source Loopback0
neighbor 150.2.1.254 remote-as 254
neighbor 150.2.1.254 route-map BB2_REPEND in
exit
route-map BB2_REPEND, permit, sequence 10
Match clauses:
Set clauses:
as-path prepend 253
Policy routing matches: 0 packets, 0 bytes