R3#sh run
Building configuration...


Current configuration : 1731 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
!
logging message-counter syslog
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no aaa new-model
!
dot11 syslog
ip source-route
!
!
ip cef
!
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no ip domain lookup
no ipv6 cef
!
multilink bundle-name authenticated
!
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!
voice-card 0
!
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!
archive
 log config
  hidekeys
!
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interface Loopback6
 no ip address
 ipv6 address 2001:DB8:CAFE:1::1/64
!
interface Loopback10
 ip address 192.168.10.1 255.255.255.0
 ip broadcast-address 192.168.10.255
!
interface Loopback20
 ip address 192.168.20.1 255.255.255.0
 ip broadcast-address 192.168.20.255
!
interface Loopback30
 ip address 192.168.30.1 255.255.255.0
 ip broadcast-address 192.168.30.255
!
interface Loopback40
 ip address 192.168.40.1 255.255.255.0
 ip broadcast-address 192.168.40.255
!
interface GigabitEthernet0/0
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface GigabitEthernet0/1
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface Serial0/0/0
 no ip address
 shutdown
 clock rate 2000000
!
interface Serial0/0/1
 ip address 192.168.1.6 255.255.255.252
 ip broadcast-address 192.168.1.7
 ipv6 address 2001:DB8:CAFE:2::2/64
!
interface Serial0/1/0
 no ip address
 shutdown
 clock rate 2000000
!
interface Serial0/1/1
 no ip address
 shutdown
 clock rate 2000000
!
router ospf 1
 log-adjacency-changes
 network 192.168.1.4 0.0.0.3 area 0
!
ip forward-protocol nd
no ip http server
no ip http secure-server
!
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ipv6 route ::/0 Serial0/0/1
!
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control-plane
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line con 0
line aux 0
line vty 0 4
 login
!
scheduler allocate 20000 1000
end


R3#sh ip int brief
Interface                  IP-Address      OK? Method Status                Protocol
GigabitEthernet0/0         unassigned      YES unset  administratively down down
GigabitEthernet0/1         unassigned      YES unset  administratively down down
Serial0/0/0                unassigned      YES unset  administratively down down
Serial0/0/1                192.168.1.6     YES manual up                    up
Serial0/1/0                unassigned      YES unset  administratively down down
Serial0/1/1                unassigned      YES unset  administratively down down
Loopback6                  unassigned      YES unset  up                    up
Loopback10                 192.168.10.1    YES manual up                    up
Loopback20                 192.168.20.1    YES manual up                    up
Loopback30                 192.168.30.1    YES manual up                    up
Loopback40                 192.168.40.1    YES manual up                    up

R3#sh ipv6 int brief
GigabitEthernet0/0         [administratively down/down]
    unassigned
GigabitEthernet0/1         [administratively down/down]
    unassigned
Serial0/0/0                [administratively down/down]
    unassigned
Serial0/0/1                [up/up]
    FE80::21D:E5FF:FE37:CE18
    2001:DB8:CAFE:2::2
Serial0/1/0                [administratively down/down]
    unassigned
Serial0/1/1                [administratively down/down]
    unassigned
Loopback6                  [up/up]
    FE80::21D:E5FF:FE37:CE18
    2001:DB8:CAFE:1::1
Loopback10                 [up/up]
    unassigned
Loopback20                 [up/up]
    unassigned
Loopback30                 [up/up]
    unassigned
Loopback40                 [up/up]
    unassigned

R3#sh ip route
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
       E1 - OSPF external type 1, E2 - OSPF external type 2
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is 192.168.1.5 to network 0.0.0.0

C    192.168.30.0/24 is directly connected, Loopback30
C    192.168.10.0/24 is directly connected, Loopback10
C    192.168.40.0/24 is directly connected, Loopback40
     172.16.0.0/24 is subnetted, 4 subnets
O       172.16.30.0 [110/129] via 192.168.1.5, 01:01:25, Serial0/0/1
O       172.16.20.0 [110/129] via 192.168.1.5, 01:01:25, Serial0/0/1
O       172.16.10.0 [110/129] via 192.168.1.5, 01:01:25, Serial0/0/1
O       172.16.99.0 [110/129] via 192.168.1.5, 01:01:25, Serial0/0/1
     209.165.200.0/29 is subnetted, 1 subnets
O       209.165.200.24 [110/65] via 192.168.1.5, 01:01:26, Serial0/0/1
C    192.168.20.0/24 is directly connected, Loopback20
O    192.168.0.0/24 [110/129] via 192.168.1.5, 01:01:26, Serial0/0/1
     192.168.1.0/30 is subnetted, 2 subnets
O       192.168.1.0 [110/128] via 192.168.1.5, 01:01:27, Serial0/0/1
C       192.168.1.4 is directly connected, Serial0/0/1
O*E2 0.0.0.0/0 [110/1] via 192.168.1.5, 00:57:16, Serial0/0/1
R3#sh ipv6 route
IPv6 Routing Table - Default - 6 entries
Codes: C - Connected, L - Local, S - Static, U - Per-user Static route
       B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP
       I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary
       D - EIGRP, EX - EIGRP external
       O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
S   ::/0 [1/0]
     via Serial0/0/1, directly connected
C   2001:DB8:CAFE:1::/64 [0/0]
     via Loopback6, directly connected
L   2001:DB8:CAFE:1::1/128 [0/0]
     via Loopback6, receive
C   2001:DB8:CAFE:2::/64 [0/0]
     via Serial0/0/1, directly connected
L   2001:DB8:CAFE:2::2/128 [0/0]
     via Serial0/0/1, receive
L   FF00::/8 [0/0]
     via Null0, receive
