R1#show run
Building configuration...

Current configuration : 1189 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R1
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
ip cef
!
!
!
!
multilink bundle-name authenticated
!
!
archive
 log config
  hidekeys
!
!
!
!
!
interface FastEthernet0/0
 ip address 172.16.0.91 255.255.255.248
 duplex auto
 speed auto
!
interface FastEthernet0/1
 ip address 172.16.0.99 255.255.255.248
 duplex auto
 speed auto
!
interface Serial0/0/0
 ip address 172.16.0.105 255.255.255.252
 no fair-queue
 clock rate 125000
!
interface Serial0/0/1
 ip address 172.16.0.109 255.255.255.252
 clock rate 125000
!
router ospf 214
 log-adjacency-changes
 network 172.16.0.88 0.0.0.7 area 0
 network 172.16.0.96 0.0.0.7 area 0
 network 172.16.0.104 0.0.0.3 area 1
 network 172.16.0.108 0.0.0.3 area 1
!
ip forward-protocol nd
!
!
ip http server
!
access-list 1 permit 10.215.3.2
access-list 1 permit 10.215.2.2
access-list 1 deny   any
access-list 2 permit 10.215.3.2
access-list 2 permit 10.215.2.2
access-list 2 deny   any
!
!
control-plane
!
!
line con 0
 logging synchronous
line aux 0
line vty 0 4
 login
!
scheduler allocate 20000 1000
end
----------------------------------------------------------
R2#show run
Building configuration...

Current configuration : 998 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R2
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
ip cef
!
!
!
!
multilink bundle-name authenticated
!
!
archive
 log config
  hidekeys
!
!
!
!
!
interface FastEthernet0/0
 ip address 10.215.2.1 255.255.255.0
 ip access-group 1 out
 duplex auto
 speed auto
!
interface FastEthernet0/1
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface Serial0/0/0
 ip address 172.16.0.106 255.255.255.252
 no fair-queue
!
interface Serial0/0/1
 no ip address
 shutdown
 clock rate 125000
!
router ospf 214
 log-adjacency-changes
 network 10.215.2.0 0.0.0.255 area 1
 network 172.16.0.104 0.0.0.3 area 1
!
ip forward-protocol nd
!
!
ip http server
!
access-list 1 permit 10.215.3.2
access-list 1 permit 10.215.2.2
access-list 1 deny   any
!
!
control-plane
!
!
line con 0
 logging synchronous
line aux 0
line vty 0 4
 login
!
scheduler allocate 20000 1000
end
----------------------------------------------------------
R3#show run
Building configuration...

Current configuration : 1050 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R3
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
memory-size iomem 15
ip cef
!
!
!
!
multilink bundle-name authenticated
!
!
archive
 log config
  hidekeys
!
!
!
!
!
interface FastEthernet0/0
 ip address 10.215.3.1 255.255.255.0
 ip access-group 1 in
 duplex auto
 speed auto
!
interface FastEthernet0/1
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface Serial0/0/0
 no ip address
 shutdown
 no fair-queue
 clock rate 125000
!
interface Serial0/0/1
 ip address 172.16.0.110 255.255.255.252
!
router ospf 214
 log-adjacency-changes
 network 10.215.3.0 0.0.0.255 area 1
 network 172.16.0.108 0.0.0.3 area 1
!
ip forward-protocol nd
!
!
ip http server
!
access-list 1 permit 10.215.5.2
access-list 1 permit 10.215.3.2
access-list 1 permit 10.215.2.2
access-list 1 deny   any
!
!
control-plane
!
!
line con 0
 logging synchronous
line aux 0
line vty 0 4
 login
!
scheduler allocate 20000 1000
end