The ospf timer poll command sets the poll interval for sending Hello packets on NBMA network.
The undo ospf timer poll command restores the default poll interval.
By default, it is 120 seconds.
| Parameter | Description | Value |
|---|---|---|
| interval | Specifies the poll interval for sending Hello packets. | The value is an integer ranging from 1 to 3600, in seconds. |
Ethernet interface view, Ethernet sub-interface view, Eth-Trunk interface view, Eth-Trunk sub-interface view, Tunnel interface view, Dialer interface view, VLANIF interface view, Virtual-Template interface view, BDIF interface view
Usage Scenario
On the NBMA network, if a neighbor is invalid, the router periodically sends Hello packets to the neighbor at a poll interval set in the ospf timer poll command. The value of the poll interval should be at least four times larger than the Hello interval.
Precautions
OSPF cannot be configured on the Null interface.