config t

hostname B

enable secret class

!

ip host RA 201.100.11.1

ip host RB 199.6.13.1

ip host RC 204.204.7.1

ip host RD 210.93.105.1

ip host RE 210.93.105.2

!

int e 0

   ip addr 219.17.100.1 255.255.255.0

   no shut

int s 0

   ip addr 199.6.13.1 255.255.255.0

   clockrate 64000

   no shut

int s 1

   ip addr 201.100.11.2 255.255.255.0

   no shut

!

!ip route 204.204.7.0 255.255.255.0 199.6.13.2

!ip route 210.93.105.0 255.255.255.0 199.6.13.2

!ip route 0.0.0.0 0.0.0.0 s1

router rip

   network 201.100.11.0

   network 199.6.13.0

   network 219.17.100.0

!

router igrp 100

   network 201.100.11.0

   network 199.6.13.0

   network 219.17.100.0

!

! Practice 1
! ACL 1 deny IP 192.5.5.12 to 199.6.13.0
!
access-l 1 deny 192.5.5.12 0.0.0.0

access-l 1 permit any

!

int s 0

   ip access-g 1 out

!

line vty 0 4

   login

   password cisco

!

end

!
copy run start