Configuring OSPF Interfaces 95
The following prompt is displayed:
Select IP interfaces (1-2|all):
2 Enter an IP interface.
Enter Hello packet interval (1-65535) [10]:
3 Enter the hello timer value, in seconds.
Setting the
Retransmit Timer
You can specify the OSPF link state advertisement (LSA) retransmit
interval for each interface.
The default value for the retransmit timer is 5 seconds.
To set the retransmit interval:
1 Enter the following at the top-level menu:
ip ospf interface retransmit
The following prompt is displayed:
Select IP interfaces (1-2|all):
2 Enter an IP interface.
Enter LSA restransmit time (1-65535) [5]:
3 Enter the LSA retransmit time, in seconds.
Setting the
Dead Interval
The value of the dead interval determines how long neighbor routers wait
for a hello packet before they determine that the transmitting router is
inactive. Each time a router receives a hello packet from a neighbor, the
router resets the dead interval timer for that neighbor. See “Setting the
Hello Timer” on page 94 for more information.
Use the same dead interval value for all routers in the same area.
The default value for the dead interval is 40 seconds.
To set the dead interval:
1 Enter the following at the top-level menu:
ip ospf interface dead
The following prompt is displayed:
Select IP interfaces (1-2|all):
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