TR-151
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4.5 How to set TR-151 to periodically report its position by
GPRS?
Users can send an SMS by mobile phone to ask TR-151 to periodically report its position via
GPRS network to GPRS server (TR-151 call center).
The format of SMS is as below.
?
9
,IMEI,Report_Interval,Return_Phone_Number!
The description of SMS
Format
Description
?9
Start sign and function code
IMEI IMEI
of
TR-151
Report_Interval
Time interval of sending data report. The unit is second.
Return_Phone_Number
The phone number for receiving OK message.
! End
sign
TR-151 will send an SMS whose format is“?9,IMEI,OK!” to the return phone number to confirm it
has received the request. Then it will periodically send the periodical report according to the
report interval.
Example 1:
Require 120-sec period report sent to 626123456
You have to enter “
?9,355632000166323,120,626123456!
Example 2:
Require 180-sec period report sent to 626123456
?9,355632000166323,180,626123456!
Stop GPRS periodical report:
Users can send an SMS to stop periodical report.
The format of SMS is following as:
?
2
,IMEI,Return_Phone_Number!