ISP_R2

!
log file /var/log/quagga/bgpd.log
!
service password-encryption
!
debug bgp
debug bgp events
debug bgp updates
debug bgp filters
debug bgp zebra
!
interface eth0
 description to ISP_R1
 ip address 192.168.100.2/28
 no link-detect
 no multicast
!
interface eth1
 no link-detect
!
interface eth2
 no link-detect
!
interface eth3
 no link-detect
!
interface eth4
 description to ROUTER2
 ip address 172.16.2.254/24
 link-detect
 no multicast
!
interface eth5
 no link-detect
!
interface eth6
 no link-detect
!
interface eth7
 no link-detect
!
interface lo
 ip address 192.168.156.3/32
 no link-detect
!
router bgp 65534
 bgp router-id 192.168.156.3
 redistribute kernel
 redistribute connected
 redistribute static
 timers bgp 10 30
 neighbor 172.16.2.1 remote-as 64512
 neighbor 172.16.2.1 update-source 172.16.2.254
 neighbor 172.16.2.1 soft-reconfiguration inbound
 neighbor 192.168.156.2 remote-as 65534
 neighbor 192.168.156.2 description IBGP - to ISP_R2
 neighbor 192.168.156.2 update-source 192.168.156.3
 neighbor 192.168.156.2 next-hop-self
 neighbor 192.168.156.2 soft-reconfiguration inbound
!
 address-family ipv6
 exit-address-family
 exit
!
ip route 192.168.156.2/32 192.168.100.1 254
ip route 192.168.200.1/32 172.16.2.1
!
ip prefix-list v4-default-only seq 5 permit 0.0.0.0/0
ip prefix-list v4-default-only seq 500 deny any
ip prefix-list v4-loopback seq 5 permit 192.168.156.2/32
ip prefix-list v4-loopback seq 10 permit 192.168.156.3/32
ip prefix-list v4-loopback seq 500 deny any
!
route-map DENY deny 1
!
ip forwarding
!
line vty
 no login
!
end