Chapter 22
Configuring IP Unicast Routing
This is an example of output from the show ip ospf database privileged EXEC command when no
arguments or keywords are used:
Switch# show ip ospf database
O OSPF Router with ID (172.20.135.202) (Process ID 1)
Link ID
172.20.135.202
This is an example of output of the show ip ospf interface privileged EXEC command when Gigabit
Ethernet 0/1 is specified:
Switch# show ip ospf interface gigabitethernet0/1
GigabitEthernet 0/1 is up, line protocol is up
Internet Address 131.119.254.202, Mask 255.255.255.0, Area 0.0.0.0
AS 201, Router ID 192.77.99.1, Network Type BROADCAST, Cost: 10
Transmit Delay is 1 sec, State OTHER, Priority 1
Designated Router id 131.119.254.10, Interface address 131.119.254.10
Backup Designated router id 131.119.254.28, Interface addr 131.119.254.28
Timer intervals configured, Hello 10, Dead 60, Wait 40, Retransmit 5
Hello due in 0:00:05
Neighbor Count is 8, Adjacent neighbor count is 2
Adjacent with neighbor 131.119.254.28
Adjacent with neighbor 131.119.254.10
This is an example of output from the show ip ospf neighbor privileged EXEC command showing a
single line of summary information for each neighbor:
Switch# show ip ospf neighbor
ID
199.199.199.137 1
192.31.48.1
192.31.48.200
199.199.199.137 5
This is an example of output from the show ip ospf virtual-links privileged EXEC command:
Switch# show ip ospf virtual-links
Virtual Link to router 160.89.101.2 is up
Transit area 0.0.0.1, via interface Ethernet0, Cost of using 10
Transmit Delay is 1 sec, State POINT_TO_POINT
Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
Hello due in 0:00:08
Adjacency State FULL
78-11194-03
Router Link States (Area 1)
ADV Router
Age
172.20.135.202
1065
Pri
State
Dead Time
FULL/DR
0:00:31
1
FULL/DROTHER
0:00:33
1
FULL/DROTHER
0:00:33
FULL/DR
0:00:33
Catalyst 3550 Multilayer Switch Software Configuration Guide
Seq#
Checksum Link count
0x8000002E 0x39E7
(Backup Designated Router)
(Designated Router)
Address
160.89.80.37
192.31.48.1
192.31.48.200
192.31.48.189
Configuring OSPF
1
Interface
Ethernet0
Fddi0
Fddi0
Fddi0
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