enable

Router#configure terminal

Enter configuration commands

Router(config)#interface fastethernet0/0

Router(config-if)#ipadderss 192.168.20.2 255.255.255.0

Router(config-if)#ip address 192.168.20.2 255.255.255.0

Router(config-if)#shut

Router(config-if)#no shutdown

Router(config-if)#Interface FastEthernet0/0, changed state to up

Router(config-if)#exit

Router(config)#interface fastethernet0/1

Router(config-if)#ipaddress 192.168.30.1 255.255.255.0

^

% Invalid input detected at '^' marker.

Router(config-if)#ip address 192.168.30.1 255.255.255.0

Router(config-if)#shut

Router(config-if)#no shutdown

Router(config-if)#

Router(config-if)#exit

Router(config)#ip route 192.168.10.0 255.255.255.0 192.168.20.1

Router(config)#exit

Router#

Router#write