The set command subscribes and unsubscribes periodic Tracking Area Update (TAU) notifications.
Syntax:
%XT3412=<n>[,<warning_time>,<threshold>]
The set command parameters and their defined values are the following:
Notification syntax:
%XT3412: <time>
The notification parameter and its defined value are the following:
The following command example subscribes periodic TAU notifications. The shortest indicated period is 30 seconds, and a notification is sent 2 seconds before TAU:
AT%XT3412=1,2000,30000
The following notification example indicates T3412 duration of 20 minutes:
%XT3412: 1200000