Configuring restart parameters for OSPFv2


(ospf)# [no] restart interval 1-1800 [strict-lsa-checking]

Specify the graceful restart timeout interval in seconds.

The no version of the command sets the restart parameters to the default values.

Default: Disabled

interval 1–1800

The graceful restart timeout interval (grace period) in seconds. Default: 120 seconds


Used in OSFPv2 context to enable or disable strict LSA operation in a network segment for a neighboring router that is attempting a graceful restart. When enabled, this operation halts Helper mode support if a change in LSAs (topology change) is detected during the neighbor’s restart period.

The no form of this command disables strict LSA operation.

Default: Strict LSA operation enabled