User manual
MPTP | MPTP commands 44
The tracking process has the following properties:
• Start trigger : None.
The tracking process is started as soon as it is created.
• Interval
The process will send tracking reports at the specified interval, given in seconds.
• Stop trigger : None.
The tracking process is never automatically stopped.
To deactivate the process, use the command described in section 4.2.1.5.2.
Supported Benefon/TWIG instruments and SW versions: Send Receive
Twig Discovery Pro SW
•
Twig Discovery Pro (Tracer) SW
•
Twig Discovery Pro (Navigation) SW
•
Twig Discovery Pro (Tracer, Navigation) SW
•
Twig Protector SW CG1P.01.001.0000
•
TWIG Locator SW CL1L.06.014.000?
•
Reception
Depending on the authorization of the Control Centre which sent the request, a new tracking process may
be created or the request may be disregarded altogether. Cf. section 2.1.3 for more information.
Command format
Length: 10…14 characters
Command*
Trigger type
Service state
Interval
(Limit)
4 1 1 1 1 1 1…5
?TRR _ 7 _ 1 _ 60
*) cf. section 3.1 for description of this field.
The special fields of the command are as follows:
Field Description Range
Trigger type Trigger type of complex tracking request
message, as defined in section 4.2.1.5. In
this case, the trigger type number is 7.
0…9
Service state Activity of tracking process. Value 1 should 0…1