Netgear M4100-26G CLI Manual - Page 306

ProSafe M4100 and M7100 Managed Switches set long enough to allow the restarting router to reestablish all of its adjacencies and complete a full database exchange with each of those neighbors. Default Format Modes 120 seconds nsf [ietf] restart-interval OSPF Router Configuration Parameter ietf seconds Description This keyword is accepted but not required. The number of seconds that the restarting router asks its neighbors to wait before exiting helper mode. The range is from 1 to 1800 seconds. no nsfrestart-interval Use this command to revert the grace period to its default value. Format Modes no [ietf] nsf restart-interval OSPF Router Configuration nsf helper Use this command to enable helpful neighbor functionality for the OSPF protocol. You can enable this functionality for planned or unplanned restarts, or both. Default Format Modes OSPF might act as a helpful neighbor for both planned and unplanned restarts nsf [ietf] helper [planned-only] OSPF Router Configuration Parameter ietf planned-only Description This keyword is accepted but not required. This optional keyword indicates that OSPF should only help a restarting router performing a planned restart. no nsf helper Use this command to disable helpful neighbor functionality for OSPF. Format Modes no nsf [ietf] helper OSPF Router Configuration Routing Commands 306