Routing Cisco

Basic Routing Protocol With a 3 Router n 3 Switch n than 6 host, 2 host include 1 switc
router1#show run (router1)
Current configuration:
!
version 12.0
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname router1
!
!
!
ip subnet-zero
!
interface Ethernet0
ip address 192.168.1.1 255.255.255.0
no ip directed-broadcast
!
interface Serial0
ip address 202.47.1.1 255.255.255.252
no ip directed-broadcast
clock rate 56000
no ip mroute-cache
!
interface Serial1
no ip address
no ip directed-broadcast
shutdown
!
!
no ip classless
ip route 192.168.3.0 255.255.255.0 202.47.2.2
ip route 192.168.2.0 255.255.255.0 202.47.1.2
!
!
!
line con 0
password amal
login
line aux 0
line vty 0 4
password amal
login
!
end
=======================
router3#show running-config
Current configuration:
!
version 12.0
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname router3
!
!
!
ip subnet-zero
!
interface Ethernet0
ip address 192.168.2.1 255.255.255.0
no ip directed-broadcast
!
interface Serial0
ip address 202.47.2.1 255.255.255.252
no ip directed-broadcast
shutdown
clock rate 56000
!
interface Serial1
ip address 202.47.1.2 255.255.255.252
no ip directed-broadcast
no ip mroute-cache
!
!
no ip classless
ip route 192.168.3.0 255.255.255.0 202.47.2.2
ip route 192.168.1.0 255.255.255.0 202.47.1.1
!
!
!
line con 0
password amal
login
line aux 0
line vty 0 4
password amal
login
!
end
=========================
router4#show running-config
Current configuration:
!
version 12.0
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname router4
!
!
!
ip subnet-zero
!
interface Ethernet0
ip address 192.168.3.0 255.255.255.0
no ip directed-broadcast
!
interface Serial0
no ip address
no ip directed-broadcast
shutdown
!
interface Serial1
ip address 202.47.2.2 255.255.255.252
no ip directed-broadcast
no ip mroute-cache
!
!
no ip classless
ip route 192.168.2.0 255.255.255.0 202.47.2.1
ip route 192.168.1.0 255.255.255.0 202.47.1.1
!
!
!
line con 0
password amal
login
line aux 0
line vty 0 4
password amal
login
!
end