hostname RC
!
enable secret class
!
interface Ethernet0
 ip address 140.138.30.1 255.255.255.0
 no shut
!
interface Serial0
 ip address 140.138.34.1 255.255.255.0
 clockrate 56000 
 no shutdown
!
interface Serial1
 ip address 140.138.23.2 255.255.255.0
 no shut
!
router rip
 network 140.138.23.0
 network 140.138.34.0
 network 140.138.30.0
!
router igrp 32
 network 140.138.23.0
 network 140.138.34.0
 network 140.138.30.0
!
line vty 0 4
 password cisco
 login
!
end