Service Manual

The graceful-restart role command is not supported in OSPFv3. When you enable the helper-reject role on an
interface, you reconfigure an OSPFv3 router to function in a “restarting-only” role.
ipv6 ospf hello-interval
Specify the time interval between the hello packets sent on the interface.
Syntax
ipv6 ospf hello—interval seconds
Parameters
seconds
Enter the time interval in seconds as the time between hello packets. The range is from 1
to 65525 seconds.
Defaults 10 seconds (Ethernet).
Command Modes INTERFACE
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information
The time interval between hello packets must be the same for routers in a network.
ipv6 ospf priority
To determine the Designated Router for the OSPFv3 network, set the priority of the interface.
Syntax
ipv6 ospf priority number
To return to the default time interval, use the no ipv6 ospf priority command.
Parameters
number
Enter the number as the priority. The range is from 1 to 255.
Defaults 1
Command Modes INTERFACE
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information
Setting a priority of 0 makes the router ineligible for election as a Designated Router or Backup Designated Router.
Use this command for interfaces connected to multi-access networks, not point-to-point networks.
Open Shortest Path First (OSPFv2 and OSPFv3) 923