frr defaults traditional
hostname r1
log file /tmp/ospfd.log
!
interface lo
 ip address 10.205.0.1/32
!
! hacia r2
interface eth1
 ip address 10.205.12.1/30
 ip ospf network point-to-point
!
! hacia r3
interface eth2
 ip address 10.205.13.1/30
 ip ospf network point-to-point
!
! la LAN de h1
interface eth3
 ip address 10.205.101.1/24
 ip ospf cost 10
!