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ike nat-keepalive-timer interval
Function
The ike nat-keepalive-timer interval command configures the interval for sending NAT Keepalive packets.
The undo ike nat-keepalive-timer interval command restores the default setting.
By default, the interval for sending NAT Keepalive packets is 20 seconds.
Parameters
| Parameter | Description | Value |
|---|---|---|
| interval | Specifies the interval for sending NAT Keepalive packets. | The value is an integer that ranges from 5 to 300, in seconds. |
Usage Guidelines
Usage Scenario
When an NAT gateway exists between two IKE peers, to prevent NAT entries from being aged, the device on the private network side of the NAT gateway sends NAT Keepalive packets to its peer at a certain interval to maintain the NAT session.
PrerequisitesNAT traversal has been enabled using the nat traversal command.
