Indicating the per-interface dead interval

Syntax:

ip ospf [ip-address | all] dead-interval 1-65535

Used in the VLAN context to indicate the number of seconds that a neighbor router waits for a hello packet from the specified interface before declaring the interface "down." Allows different settings for different subnet interfaces in the VLAN.

ip ospf dead-interval 1-65535

Assigns the specified dead interval to all networks configured on the VLAN.

ip ospf ip-address dead-interval 1-65535

Assigns the specified dead interval to the specified subnet on the VLAN.

ip ospf all dead-interval 1-65535

Assigns the specified dead interval to all networks configured on the VLAN. (Operates the same as the ip ospf dead-interval option, above.)

Default: 40 seconds; range 1–65535 seconds