hostname r1
TRANSCRIPT
hostname R1
line con 0
exec-timeout 0 0
logging synchronous
in lo120
ip add 172.16.120.1 255.255.255.0
in lo121
ip add 172.16.121.1 255.255.255.0
in lo122
ip add 172.16.122.1 255.255.255.0
in lo123
ip add 172.16.123.1 255.255.255.0
in s0/0/0
ip add 172.16.12.1 255.255.255.0
clock rate 64000
no sh
router ospf 1
network 172.16.12.0 0.0.0.255 area 0
network 172.16.120.0 0.0.0.255 area 0
network 172.16.121.0 0.0.0.255 area 0
network 172.16.122.0 0.0.0.255 area 0
network 172.16.123.0 0.0.0.255 area 0
in lo120
ip ospf network point-to-point
in lo121
ip ospf network point-to-point
in lo122
ip ospf network point-to-point
in lo123
ip ospf network point-to-point