GL300 @Tracker Air Interface Protocol
“gl300”.
<max download retry>: specifies the maximum time of retrying to download the configuration
file upon downloading failure.
<download timeout>: specifies the expiration timeout of one single downloading. If the
downloading expires, it is considered to be failure.
<download protocol>: the protocol used to download the file. Only HTTP is supported now.
Set to 0.
<report enable>: A numeric to indicate whether to report the message +RESP:GTUPC to
indicate the configuration was updated over the air.
0: Do not report the message +RESP:GTUPC
1: Report the message +RESP:GTUPC
<update interval>: The time interval in hour for updating the configuration over the air.
<download URL>: specifies the URL to download the configuration file. If the URL is end
with “/” which means this is just a path without any file, the unit will add <imei>.ini as the
default configuration file name at the end of URL.
The acknowledgement message of AT+GTUPC command:
+ACK:GTUPC
Example:
+ACK:GTUPC, 1A0102,135790246811220,,0005,20100310172830,11F0$
Parameter Length (byte) Range/Format Default
Protocol version 6 XX0000 – XXFFFF,
X∈{'A'-'Z','0'-'9'}
Unique ID 15 IMEI
Device name 20
Serial number 4 0000 – FFFF
Send time 14 YYYYMMDDHHMMSS
Count number 4 0000 – FFFF
Tail character 1 $ $
Notice:
1> If the <download URL> is end with “/” which means the URL is just a path
without file name, the unit will add <imie>.ini as the file name to complete the
URL.If it is larger than 100 will be returned error.
3.2.24. Jamming Detection
The command AT+GTJDC is used to configure the parameter for jamming detection. When the
detection condition is matched, then according to <Mode> parameter, the device will report
+RESP:GTJDR or +RESP:GTJDS event message to the backend server.
TRACGL300AN001 - 49 -
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