frr defaults traditional
hostname t2
interface eth1
 ip address 10.209.1.2/30
interface eth2
 ip address 10.209.5.1/30
interface eth3
 ip address 10.209.6.1/30
interface eth4
 ip address 10.209.7.1/30
router bgp 64902
 bgp router-id 10.209.0.2
 no bgp ebgp-requires-policy
 timers bgp 3 9
 neighbor 10.209.1.1 remote-as 64901
 neighbor 10.209.1.1 description t1 (peer)
 neighbor 10.209.1.1 advertisement-interval 0
 neighbor 10.209.5.2 remote-as 64912
 neighbor 10.209.5.2 description e2 (cliente)
 neighbor 10.209.5.2 advertisement-interval 0
 neighbor 10.209.6.2 remote-as 64913
 neighbor 10.209.6.2 description e3 (cliente)
 neighbor 10.209.6.2 advertisement-interval 0
 neighbor 10.209.7.2 remote-as 64914
 neighbor 10.209.7.2 description e4 (cliente)
 neighbor 10.209.7.2 advertisement-interval 0
 address-family ipv4 unicast
  neighbor 10.209.7.2 prefix-list DE-E4 in
 exit-address-family
ip prefix-list DE-E4 seq 5 permit 100.64.41.0/24