Service Manual

ip ospf priority
To determine the designated router for the OSPF network, set the priority of the interface.
Syntax
ip ospf priority number
To return to the default setting, use the no ip ospf priority command.
Parameters
number Enter a number as the priority. The range is from 0 to 255. The default is 1.
Defaults 1
Command Modes INTERFACE
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
8.3.16.1 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.
ip ospf retransmit-interval
Set the retransmission time between lost link state advertisements (LSAs) for adjacencies belonging to the interface.
Syntax
ip ospf retransmit-interval seconds
To return to the default values, use the no ip ospf retransmit-interval command.
Parameters
seconds Enter the number of seconds as the interval between retransmission. The range is from 1
to 3600. The default is 5 seconds.
This interval must be greater than the expected round-trip time for a packet to travel
between two routers.
Defaults 5 seconds
Command Modes INTERFACE
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information Set the time interval to a number large enough to prevent unnecessary retransmissions. For example, the interval
must be larger for interfaces connected to virtual links.
876 Open Shortest Path First (OSPFv2 and OSPFv3)