DKGcrM2X

1interface Loopback0
2 ip address 192.168.1.253 255.255.255.255
3!
4interface GigabitEthernet0/0
5 description Interface to Router C GigabitEthernet0/0
6 ip address 192.168.1.5 255.255.255.252
7!
8interface GigabitEthernet0/1
9 description Interface to Router B GigabitEthernet0/1
10 ip address 192.168.1.13 255.255.255.252
11!
12interface GigabitEthernet0/2
13 description Interface to Switch D Ethernet0
14 ip address 192.168.1.41 255.255.255.248
15!
16router ospf 1
17 network 192.168.1.4 0.0.0.3 area 1   ! Network to Router C
18 network 192.168.1.12 0.0.0.3 area 0
19 network 192.168.1.40 0.0.0.7 area 0
20 network 192.168.1.253 0.0.0.0 area 0
21 area 0 filter-list prefix NetworkA out
22!
23ip prefix-list NetworkA seq 10 deny 192.168.1.16/29
24ip prefix-list NetworkA seq 10 permit 0.0.0.0/0 ge 0
25!
26	
27interface Loopback0
28 ip address 192.168.1.251 255.255.255.255
29!
30interface GigabitEthernet0/0
31 description Interface to Router D GigabitEthernet0/0
32 ip address 192.168.1.6 255.255.255.252
33!
34interface GigabitEthernet0/1
35 description Interface to Switch C Ethernet0/0
36 ip address 192.168.1.24 255.255.255.252
37!
38interface GigbitEthernet0/3
39 description Interface to Router A GigabitEthernet0/0
40 ip address 192.168.1.9 255.255.255.248
41!
42router ospf 1
43 passive interface GigabitEthernet0/3   ! No OSPF to Router A
44 network 0.0.0.0 255.255.255.255 area 1 ! Include all networks in OSPF
45!
46ip route 0.0.0.0 0.0.0.0 192.168.1.10   ! Default route to Router A
47!