User manual

MPTP | MPTP commands 36
Stop trigger : Time limit.
The tracking process is stopped when it has been running for a specified time. The time limit is
given in full minutes.
Supported Benefon/TWIG instruments and SW versions: Send Receive
Twig Discovery Pro SW CD1P.02.047.00000
Twig Discovery Pro (Tracer) SW CD1R.02.054.0000
Twig Discovery Pro (Navigation) SW CD1Q.02.054.0000
Twig Discovery Pro (Tracer, Navigation) SW CD1S.02.054.0000
Twig Protector SW CG1P.01.001.0000
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: 14…22 characters
Command*
Trigger type
Service state
Interval
(Limit)
Unused
(Allowed value)
Time limit
(Trigger special data)
4 1 1 1 1 1 1…5 1 1 1 1…5
?TRG _ 2 _ 1 _ 30 _ 0 _ 180
*) 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 4.2.1.4. In
this case, the trigger type number is 2.
0…9
Service state Activity of tracking process. Value 1 should
be used; otherwise the process will not be
activated.
0…1
Interval Time between sending of tracking reports, in
minutes.
1…65534 (min)
Unused This field has been reserved for future use. For
now, value 0 should be used.
0