IP OSPF Network Broadcast

R4(config-router)#router ospf 1
R4(config-router)#network 0.0.0.0 0.0.0.0 area 0

R4(config-router)#do show ip ospf neighbor

R4(config-router)#

R4(config)#do show ip ospf interface s0/0
Serial0/0 is up, line protocol is up
Internet Address 10.4.4.4/24, Area 0
Process ID 1, Router ID 4.5.5.5, Network Type NON_BROADCAST, Cost: 64
Transmit Delay is 1 sec, State DR, Priority 1
Designated Router (ID) 4.5.5.5, Interface address 10.4.4.4
No backup designated router on this network
Timer intervals configured, Hello 30, Dead 120, Wait 120, Retransmit 5
oob-resync timeout 120
Hello due in 00:00:25
Supports Link-local Signaling (LLS)
Index 1/1, flood queue length 0
Next 0x0(0)/0x0(0)
Last flood scan length is 0, maximum is 0
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)

R4(config)#int s0/0
R4(config-if)#ip ospf network broadcast

R4(config-if)#
*Mar 1 01:02:07.627: %OSPF-5-ADJCHG: Process 1, Nbr 111.111.111.111 on Serial0/0 from LOADING to FULL, Loading Done
R4(config-if)#
*Mar 1 01:02:11.707: %OSPF-5-ADJCHG: Process 1, Nbr 133.133.133.133 on Serial0/0 from LOADING to FULL, Loading Done
R4(config-if)#do show ip ospf neighbor

Neighbor ID Pri State Dead Time Address Interface
111.111.111.111 1 FULL/DROTHER 00:00:30 10.4.4.1 Serial0/0
133.133.133.133 1 FULL/DR 00:00:30 10.4.4.3 Serial0/0
R4(config-if)#