R1#show run
Building configuration...
Current configuration : 729 bytes
!
version 12.4
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname R1
!
!
ip cef
no ipv6 cef
!
!
no ip domain-lookup
!
!
spanning-tree mode pvst
!
interface FastEthernet0/0
ip address 10.1.12.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 192.168.1.254 255.255.255.0
duplex auto
speed auto
!
interface Vlan1
no ip address
shutdown
!
ip classless
ip route 192.168.2.0 255.255.255.0 10.1.12.2
ip route 192.168.3.0 255.255.255.0 10.1.12.2
ip route 10.1.23.0 255.255.255.0 10.1.12.2
!
ip flow-export version 9
!
!
line con 0
!
line aux 0
!
line vty 0 4
login
!
!
!
end
----------------------------------------------------------------------------------------------------------------------------------------
R2#show run
Building configuration...
Current configuration : 757 bytes
!
version 12.4
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname R2
!
no ip cef
no ipv6 cef
!
spanning-tree mode pvst
!
interface FastEthernet0/0
ip address 10.1.12.2 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 10.1.23.2 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet1/0
ip address 192.168.2.254 255.255.255.0
duplex auto
speed auto
!
interface Vlan1
no ip address
shutdown
!
ip classless
ip route 192.168.1.0 255.255.255.0 10.1.12.1
ip route 192.168.3.0 255.255.255.0 10.1.23.3
!
ip flow-export version 9
!
!
line con 0
!
line aux 0
!
line vty 0 4
login
!
!
!
end
--------------------------------------------------------------------------------------------------------------------------------------------
R3#show run
Building configuration...
Current configuration : 709 bytes
!
version 12.4
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname R3
!
!
ip cef
no ipv6 cef
!
spanning-tree mode pvst
!
interface FastEthernet0/0
ip address 10.1.23.3 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 192.168.3.254 255.255.255.0
duplex auto
speed auto
!
interface Vlan1
no ip address
shutdown
!
ip classless
ip route 192.168.1.0 255.255.255.0 10.1.23.2
ip route 192.168.2.0 255.255.255.0 10.1.23.2
ip route 10.1.12.0 255.255.255.0 10.1.23.2
!
ip flow-export version 9
!
line con 0
!
line aux 0
!
line vty 0 4
login
!
!
!
end
