interface Ethernet0/0 no ip address no ip directed-broadcast shutdown ! interface Ethernet0/1 no ip address no ip directed-broadcast shutdown !
Router(config)#interface ethernet 0/0
Router(config)#interface ethernet 0/0 Router(config-if)#exit Router(config)#interface ethernet 0/1 Router(config-if)#
Router(config)#interface ethernet 0/0 Router(config-if)#interface ethernet 0/1
Router(config)#interface e0/0 Router(config-if)#ip address 192.168.1.1 255.255.255.0 Router(config-if)#no shutdown Router(config-if)#