Specifies the value for the Time-To-Live (TTL) field in A and PTR resource records registered by the computers to which this ...

Specifies the value for the Time-To-Live (TTL) field in A and PTR resource records registered by the computers to which this setting is applied.

To specify the TTL, click Enable, and then enter a value in seconds (for example, the value 900 is 15 minutes).

If this setting is not configured, it is not applied to any computer.