Command:

debug ip ospf


Mode:

Router#

Syntax:

debug ip ospf { events | packet }

no debug ip ospf { events | packet }


Syntax Description:

events Displays information on the Open Shortest Path First (OSPF) protocol related events, such as adjacencies, flooding information, designated router selection, and shortest path first (SPF) calculation. The no form of this command disables debugging output.
packet Displays information about each Open Shortest Path First (OSPF) packet received.


Command Description:

The debug ip ospf commands can be used to troubleshoot or monitor live OSPF processes.

Example:

Router#debug ip ospf events
OSPF:hello with invalid timers on interface Ethernet0
hello interval received 10 configured 10
net mask received 255.255.255.0 configured 255.255.255.0
dead interval received 40 configured 30

Misconceptions:

None

Related Commands:
debug all

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