R1 F0/0 ------- L2 ------- F0/0 R2
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F0/0
R3
R1 interface F0/0 ip address 123.123.123.1 255.255.255.0 ip ospf network non-broadcast router ospf 1 net 123.123.123.0 0.0.0.255 area 0 neighbor 123.123.123.2 neighbor 123.123.123.3 R2 interface F0/0 ip address 123.123.123.2 255.255.255.0 ip ospf network non-broadcast router ospf 1 net 123.123.123.0 0.0.0.255 area 0 R3 interface F0/0 ip address 123.123.123.3 255.255.255.0 ip ospf network non-broadcast router ospf 1 net 123.123.123.0 0.0.0.255 area 0 |
R1#sh ip ospf int
FastEthernet0/0 is up, line protocol is up
Internet Address 123.123.123.1/24, Area 0
Process ID 1, Router ID 123.123.123.1, Network Type NON_BROADCAST, Cost: 1
Transmit Delay is 5 sec, State BDR, Priority 1
Designated Router (ID) 123.123.123.3, Interface address 123.123.123.3
Backup Designated router (ID) 123.123.123.1, Interface address 123.123.123.1
Timer intervals configured, Hello 30, Dead 120, Wait 120, Retransmit 15
oob-resync timeout 120
Hello due in 00:00:12
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 1
Last flood scan time is 0 msec, maximum is 4 msec
Neighbor Count is 2, Adjacent neighbor count is 2
Adjacent with neighbor 123.123.123.2
Adjacent with neighbor 123.123.123.3 (Designated Router)
Suppress hello for 0 neighbor(s)
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R1#sh ip ospf int
FastEthernet0/0 is up, line protocol is up
Internet Address 123.123.123.1/24, Area 0
Process ID 1, Router ID 123.123.123.1, Network Type NON_BROADCAST, Cost: 1
Transmit Delay is 5 sec, State BDR, Priority 1
Designated Router (ID) 123.123.123.3, Interface address 123.123.123.3
Backup Designated router (ID) 123.123.123.1, Interface address 123.123.123.1
Timer intervals configured, Hello 30, Dead 120, Wait 120, Retransmit 10
oob-resync timeout 120
Hello due in 00:00:09
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 1
Last flood scan time is 0 msec, maximum is 4 msec
Neighbor Count is 2, Adjacent neighbor count is 2
Adjacent with neighbor 123.123.123.2
Adjacent with neighbor 123.123.123.3 (Designated Router)
Suppress hello for 0 neighbor(s)
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