Chapter 29
| IP Routing Commands
Open Shortest Path First (OSPFv2)
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show ip ospf database This command shows information about different OSPF Link State Advertisements
(LSAs) stored in this router’s database.
Syntax
show ip ospf [process-id] database
[asbr-summary | external | network | nssa-external | router | summary]
[adv-router ip-address | link-state-id | self-originate]
process-id - The ID of the router process for which information will be
displayed. (Range: 1-65535)
adv-router - IP address of the advertising router. If not entered,
information about all advertising routers is displayed.
ip-address - IP address of the specified router. If no address is entered,
information about the local router is displayed.
link-state-id - The network portion described by an LSA. The link-state-id
entered should be:
■
An IP network number for Type 3 Summary and External LSAs
■
A Router ID for Router, Network, and Type 4 AS Summary LSAs
Also, note that when an Type 5 ASBR External LSA is describing a default
route, its link-state-id is set to the default destination (0.0.0.0).
self-originate - Shows LSAs originated by this router.
asbr-summary - Shows information about Autonomous System Boundary
Router summary LSAs.
external - Shows information about external LSAs.
network - Shows information about network LSAs.
nssa-external - Shows information about NSSA external LSAs.
router - Shows information about router LSAs.
summary - Shows information about summary LSAs.
Command Mode
Privileged Exec
Examples
The following shows output for the show ip ospf database command.
Console#show ip ospf database
OSPF Router with ID (192.168.0.2) (Process ID 1)
Router Link States (Area 0.0.0.0)
Link ID ADV Router Age Seq# CkSum Link count
192.168.0.2 192.168.0.2 225 0x80000004 0xdac5 1
192.168.0.3 192.168.0.3 220 0x80000004 0xd8c4 1
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