Network Select - Queclink GL300 Manual

GL300 @Tracker Air Interface Protocol

3.2.18. Network Select

The AT+GTNTS command is used to set network when in low signal.

AT+ GTNTS =
Example:
AT+GTNTS=gl300,1,20,2,46001,,,,,FFFF$
Parameter
Password
enable
Rssi threshold
Interval
Oper1
Oper2
Oper3
GSM interval
Reserved
Serial number
Tail character

<Enable>: Enable or disable "NTS" based functionality.
 0: Disable
 1: Enable

<Rssi threshold>: The threshold of the CSQ value.

<Interval>: The interval time to change to another opetor.

<Oper1>: The first network it will select when under threshold over interval time.

<Oper2>: The second network it will select when under threshold over interval time.

<Oper3>: The third network it will select when under threshold over interval time.

<GSM Interval>: The time in minute before changing the operator without GSM network.
The acknowledgment message of the AT+ GTNTS command.

+ACK:GTNTS
Example:
+ACK:GTNTS,1A0102,135790246811220,,0011,20101029085505,0028$
Parameter
Protocol version
Unique ID
Device name
Serial number
Send time
Count number
Tail character
TRACGL300AN001
Length (byte) Range/Format
4 – 6 '0' – '9', 'a' – 'z', 'A' – 'Z'
1 0|1
3 0 – 35
3 0 – 300min
10
10
10
3 0 – 300min
0
4 0000 – FFFF
1 $
Length (byte) Range/Format
6 XX0000 – XXFFFF,
X∈{'A'-'Z','0'-'9'}
15 IMEI
20
4 0000 – FFFF
14 YYYYMMDDHHMMSS
4 0000 – FFFF
1 $
Default
gl300
0
30
10
10
$
Default
$
- 41 -