branch1#show run
Building configuration...

Current configuration : 1139 bytes
!
version 15.1
no service timestamps log datetime msec
no service timestamps debug datetime msec
service password-encryption
!
hostname branch1
!
!
!
enable password 7 0822404F1A0A
!
!
!
!
!
!
no ip cef
no ipv6 cef
!
!
!
username central password 7 0822455D0A16
!
!
license udi pid CISCO2901/K9 sn FTX1524DBZI
!
!
!
!
!
!
!
!
!
no ip domain-lookup
!
!
spanning-tree mode pvst
!
!
!
!
!
!
interface GigabitEthernet0/0
 no ip address
 duplex auto
 speed auto
 shutdown
!
interface GigabitEthernet0/1
 ip address 192.168.1.1 255.255.255.0
 duplex auto
 speed auto
!
interface Serial0/0/0
 ip address 10.1.1.1 255.255.255.252
 encapsulation ppp
 clock rate 128000
!
interface Serial0/0/1
 no ip address
 clock rate 2000000
 shutdown
!
interface Vlan1
 no ip address
 shutdown
!
router ospf 1
 log-adjacency-changes
 network 10.1.1.0 0.0.0.3 area 0
 network 192.168.1.0 0.0.0.255 area 0
!
ip classless
!
ip flow-export version 9
!
!
!
banner motd ^Cunauthorized access is prohibited^C
!
!
!
!
line con 0
 password 7 0822455D0A16
 logging synchronous
 login
!
line aux 0
!
line vty 0 3
 login
line vty 4
 password 7 0822455D0A16
 login
!
!
!
end
branch1#show run
Building configuration...

Current configuration : 1139 bytes
!
version 15.1
no service timestamps log datetime msec
no service timestamps debug datetime msec
service password-encryption
!
hostname branch1
!
!
!
enable password 7 0822404F1A0A
!
!
!
!
!
!
no ip cef
no ipv6 cef
!
!
!
username central password 7 0822455D0A16
!
!
license udi pid CISCO2901/K9 sn FTX1524DBZI
!
!
!
!
!
!
!
!
!
no ip domain-lookup
!
!
spanning-tree mode pvst
!
!
!
!
!
!
interface GigabitEthernet0/0
 no ip address
 duplex auto
 speed auto
 shutdown
!
interface GigabitEthernet0/1
 ip address 192.168.1.1 255.255.255.0
 duplex auto
 speed auto
!
interface Serial0/0/0
 ip address 10.1.1.1 255.255.255.252
 encapsulation ppp
 clock rate 128000
!
interface Serial0/0/1
 no ip address
 clock rate 2000000
 shutdown
!
interface Vlan1
 no ip address
 shutdown
!
router ospf 1
 log-adjacency-changes
 network 10.1.1.0 0.0.0.3 area 0
 network 192.168.1.0 0.0.0.255 area 0
!
ip classless
!
ip flow-export version 9
!
!
!
banner motd ^Cunauthorized access is prohibited^C
!
!
!
!
line con 0
 password 7 0822455D0A16
 logging synchronous
 login
!
line aux 0
!
line vty 0 3
 login
line vty 4
 password 7 0822455D0A16
 login
!
!
!
end


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branch1#show ip protocols

Routing Protocol is "ospf 1"
  Outgoing update filter list for all interfaces is not set 
  Incoming update filter list for all interfaces is not set 
  Router ID 192.168.1.1
  Number of areas in this router is 1. 1 normal 0 stub 0 nssa
  Maximum path: 4
  Routing for Networks:
    10.1.1.0 0.0.0.3 area 0
    192.168.1.0 0.0.0.255 area 0
  Routing Information Sources:  
    Gateway         Distance      Last Update 
    192.168.1.1          110      00:22:38
    192.168.3.1          110      00:21:27
    209.165.200.225      110      00:21:27
  Distance: (default is 110)

branch1#show ip ospf neighbor


Neighbor ID     Pri   State           Dead Time   Address         Interface
209.165.200.225   0   FULL/  -        00:00:31    10.1.1.2        Serial0/0/0
branch1#show ip route ospf
     10.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
O       10.2.2.0 [110/128] via 10.1.1.2, 00:52:05, Serial0/0/0
O    192.168.3.0 [110/129] via 10.1.1.2, 00:51:55, Serial0/0/0

branch1#show ip ospf interface

GigabitEthernet0/1 is up, line protocol is up
  Internet address is 192.168.1.1/24, Area 0
  Process ID 1, Router ID 192.168.1.1, Network Type BROADCAST, Cost: 1
  Transmit Delay is 1 sec, State DR, Priority 1
  Designated Router (ID) 192.168.1.1, Interface address 192.168.1.1
  No backup designated router on this network
  Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
    Hello due in 00:00:04
  Index 1/1, flood queue length 0
  Next 0x0(0)/0x0(0)
  Last flood scan length is 1, maximum is 1
  Last flood scan time is 0 msec, maximum is 0 msec
  Neighbor Count is 0, Adjacent neighbor count is 0
  Suppress hello for 0 neighbor(s)
Serial0/0/0 is up, line protocol is up
  Internet address is 10.1.1.1/30, Area 0
  Process ID 1, Router ID 192.168.1.1, Network Type POINT-TO-POINT, Cost: 64
  Transmit Delay is 1 sec, State POINT-TO-POINT, Priority 0
  No designated router on this network
  No backup designated router on this network
  Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
    Hello due in 00:00:08
  Index 2/2, flood queue length 0
  Next 0x0(0)/0x0(0)
  Last flood scan length is 1, maximum is 1
  Last flood scan time is 0 msec, maximum is 0 msec
  Neighbor Count is 1 , Adjacent neighbor count is 1
    Adjacent with neighbor 209.165.200.225
  Suppress hello for 0 neighbor(s)