Dell PowerConnect 6248 User's Guide - Page 670

Figure 10-31. NSF OSPFv3 Summary • Support Mode - Enables or disables OSPFv3 to perform graceful restarts. The following options are available: - Planned- OSPFv3 will perform a graceful restart for planned restarts. A planned restart is a failover initiated by the administrator (see "Enabling and Disabling NSF" on page 258). - Always- OSPFv3 will perform a graceful restart for all planned and unplanned warm restart events. - Disable-OSPFv3 will not perform graceful restarts. • Restart Interval - The grace period during which a neighboring router will be in the helper state after receiving notice that the management unit is performing a graceful restart. • Restart Status - Displays the restart status of OSPFv3 Helper feature. The possible values are: - Not Restarting - Planned Restart - Unplanned Restart • Restart Age (secs) - Displays the ammount of time since the last restart occured. • Restart Exit Reason - Displays how the master unit on the stack last started up. The possible values are: - Not Attempted-Graceful restart has not been attempted. - In Progress-Restart is in progress. - Completed- The previous gracefull restart completed successfully. - Timed Out-The previous graceful restart timed out. - Topology Changed- The previous graceful restart terminated prematurely because of a topology change. If you change the Support Mode, click Submit to save your change. 670 Configuring IPv6