Router Name: Limerick

Router >enable

Router #configure terminal

Router (config) #hostname Limerick

Limerick (config) #enable password cisco

Limerick (config) #enable secret class

Limerick (config) #line console 0

Limerick (config-line) #password cisco

Limerick (config-line) #login

Limerick (config-line) #line vty 0 4

Limerick (config-line) #password cisco

Limerick (config-line) #login

Limerick (config-line) #exit

Limerick (config) #

Limerick (config) #interface serial 0

Limerick (config-if) #ip address 172.16.12.1 255.255.255.252

Limerick (config-if) #clock rate 64000

Limerick (config-if) #no shutdown

Limerick (config-if) #exit

Limerick (config) #

Limerick (config) #router ospf 1

Limerick (config-router) #network 172.16.12.0 0.0.0.3 area 0

Limerick (config-router) #end

Limerick (config) #exit