frr defaults traditional
hostname b3
! AS 65100, router b3.
interface lo
 ip address 100.64.100.3/32
 ip ospf area 0
interface eth1
 description hacia b2
 ip address 10.207.23.2/30
 ip ospf area 0
 ip ospf network point-to-point
interface eth2
 description hacia b4
 ip address 10.207.34.1/30
 ip ospf area 0
 ip ospf network point-to-point
router ospf
 ospf router-id 100.64.100.3
router bgp 65100
 bgp router-id 100.64.100.3
 no bgp ebgp-requires-policy
 ! Malla completa de iBGP: una sesión con cada otro router, entre loopbacks.
 ! Las sesiones esperan a OSPF: se reintenta cada 5 s, en vez de los 120 s por defecto.
 neighbor 100.64.100.1 remote-as 65100
 neighbor 100.64.100.1 update-source lo
 neighbor 100.64.100.1 timers connect 5
 neighbor 100.64.100.2 remote-as 65100
 neighbor 100.64.100.2 update-source lo
 neighbor 100.64.100.2 timers connect 5
 neighbor 100.64.100.4 remote-as 65100
 neighbor 100.64.100.4 update-source lo
 neighbor 100.64.100.4 timers connect 5