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Run the command set protocols ospf traceoption to enable debugging for OSPF Interface State Machine (ISM). Optionally, you can choose to enable three different types of logging information, status, for ISM status information, events, for ISM events, or timers to get logging for timer s related information. Optional parameter instance-id can be included to specify the OSPFv2 multi-instance ID in the default VRF.

Run the command delete protocols ospf traceoption ism to delete this information.

Command Syntax

set protocols ospf [instance-id <instance-id>] traceoption ism <status | events | timers>

delete protocols ospf [instance-id <instance-id>] traceoption ism <status | events | timers>




instance-id <instance-id>Optional, specifies the OSPF instance ID. The value is an integer that ranges from 1 to 8.

ism <status | events | timers>

Specifies to enable ISM logging for either status, events or timers.


  •  Enable OSPF ISM logging for status related information.
admin@XorPlus# set protocols ospf instance-id 1 traceoption ism status
admin@Xorplus# commit
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