BGP Configuration

Question 1

How to configure BGP?

Answer 1

interface Serial1/0
description Backbone to B
ip address 172.16.0.1 255.255.255.252
!
interface Serial1/1
description Backbone to C
ip address 172.16.0.5 255.255.255.252
!
interface FastEthernet2/0
description LAN
ip address 192.168.1.1 255.255.255.0
!
router bgp 65100
no synchronization
network 172.16.0.0 mask 255.255.255.252
network 172.16.0.4 mask 255.255.255.252
network 192.168.1.0
neighbor South peer-group
neighbor South remote-as 65200
neighbor 172.16.0.2 peer-group South
neighbor 172.16.0.6 peer-group South
no auto-summary

Question 2

How to configure BGP with route-map redistribution into OSPF?

Answer 2

access-list 10 permit 192.168.0.0 0.0.255.255
!
route-map LAN_Subnets permit 10
match ip address 10
set metric 100
!
interface FastEthernet0/0
description Backbone to C
ip address 10.0.0.1 255.255.255.252
!
interface Serial1/0
description Backbone to A
ip address 172.16.0.2 255.255.255.252
!
interface FastEthernet2/0
description LAN
ip address 192.168.2.1 255.255.255.0
!
router ospf 100
network 10.0.0.1 0.0.0.0 area 0
network 192.168.2.1 0.0.0.0 area 1
!
router bgp 65200
no synchronization
redistribute ospf 100 route-map LAN_Subnets
neighbor 10.0.0.2 remote-as 65200
neighbor 172.16.0.1 remote-as 65100
no auto-summary