! hostname R4 ! ! interface Loopback0 ip address 172.22.84.1 255.255.255.0 ! interface FastEthernet0/0 ip address 172.22.0.4 255.255.255.192 no shut ! interface FastEthernet0/1 ip address 172.22.34.4 255.255.255.0 no shut ! interface Serial0/1/0 ip address 172.22.45.4 255.255.255.0 clockrate 128000 no shut ! interface Serial0/0/0 clockrate 128000 ip address 172.22.124.4 255.255.255.224 no shut ! ! no ip domain-lookup line con 0 loggin sync exec-timeout 0 0 no login privilege level 15 line aux 0 line vty 0 4 password cisco login line vty 5 15 password cisco login ! end