Graceful-Restart Grace-Period - Dell MXL 10GbE Reference Manual

route-map
map-name
Defaults Disabled.
Command ROUTER OSPFv3
Modes
Command
Version 9.2(0.0)
History

graceful-restart grace-period

Enable OSPFv3 graceful restart globally by setting the grace period (in seconds) that an OSPFv3 router's
neighbors continues to advertise the router as adjacent during a graceful restart.
Syntax
graceful-restart grace-period seconds
To disable OSPFv3 graceful restart, enter no graceful-restart grace-
period.
Parameters
seconds
Defaults OSPFv3 graceful restart is disabled and functions in a helper-only role.
Command ROUTER OSPFv3
Modes
Command
Version 9.2(0.0)
History
Usage
By default, OSPFv3 graceful restart is disabled and functions only in a helper role to
Information
help restarting neighbor routers in their graceful restarts when it receives a Grace
LSA.
To enable OSPFv3 graceful restart, enter the ipv6 router ospf command to enter
OSPFv3 configuration mode and then configure a grace period using the graceful-
restart grace-period command. The grace period is the length of time that OSPFv3
neighbors continue to advertise the restarting router as though it is fully adjacent.
When graceful restart is enabled (restarting role), an OSPFv3 restarting expects its
OSPFv3 neighbors to help when it restarts by not advertising the broken link.
When you enable the helper-reject role on an interface with the ipv6 ospf graceful-
restart helper-reject command, you reconfigure OSPFv3 graceful restart to
Open Shortest Path First (OSPFv2 and OSPFv3)
• 1 = Type 1 external route
• 2 = Type 2 external route
(OPTIONAL) Enter the keywords route-map then the name
of an established route map.
Introduced on the MXL 10/40GbE Switch IO Module.
Time duration, in seconds, that specifies the duration of the
restart process before OSPFv3 terminates the process. The
range is from 40 to 1800 seconds.
Introduced on the MXL 10/40GbE Switch IO Module.
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