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show ip ospf
Display global OSPF information.
Syntax: show ip ospf
Description: Displays summary information regarding the global OSPF configuration.
Factory Default: None.
Command Mode: Executive and privileged.
Example: The following is sample output of the show ip ospf command:
router#show ip ospf
OSPF is running, process id: 1, router id: 10.1.2.136
Number of areas: 1, normal: 1, stub: 0
Area: 1.2.3.4
Number of interfaces in this area is 1
Type of authentication none
SPF algorithm has run 3 times
SPF interval 5 seconds
The following table describes the fields shown in the show ip ospf command:
Table 2-1. Fields Displayed by show ip ospf Field Description process id
The identifier of the OSPF process as defined by the router ospf command.
router id
The unique identifier for the router as defined by the ospf router-id command or the address of the loopback 0 interface.
Number of areas
The number of areas defined with the network area command. A network running OSPF must contain at least 1 area.
normal
The number of areas that are not configured as stub areas.
stub
The number of areas that are defined as stub areas with the area stub command.
area
Summarized the information pertaining to that area.
number of interfaces in this area is
The number of interfaces in the area.
type of authentication
The type of authentication used.
SPF algorithm has run X times
The number of times the shortest path first (SPF) algorithm has run.
SPF interval
The frequency at which the SPF algorithm runs on this system.
Related Commands: area authentication
area stub
network area
ospf router-id
router ospf
show ip ospf border-routers
show ip ospf database
show ip ospf interface
show ip ospf neighbor
show ip ospf request-list
show ip ospf retransmission-list
show ospf virtual-links
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Source
File Name: ospf.fm
HTML File Name: ospf21.html
Last Updated: 05/30/02 at 13:21:41
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