How to configure the Concox Concox CRX3 device via SMS

This guide shows how to connect the Concox Concox CRX3 tracker to the platform using SMS commands. Send each command from the SIM card installed in the device, in the order indicated below.

SMS Commands

1. Factory Reset

To restore the device to factory settings, use the appropriate command. This is essential for resolving configuration issues or starting from scratch.

AT+GTRTO=gv55,4,,,,,,FFFF$

2. Time Zone Configuration

Adjust the device's time zone to ensure that location data is accurate. This step is crucial for the proper functioning of the tracker.

AT+GTTMA=gv55,+,0,0,0,,,,,,FFFF$

3. APN Configuration

Configuring your provider's APN is crucial for the device's connectivity. Make sure to enter the correct information according to your carrier.

AT+GTBSI=gv55,agilis.algar.br,agilis,agilis,,,,,FFFF$

AT+GTBSI=gv55,allcom.br,allcom,allcom,,,,,FFFF$

AT+GTBSI=gv55,datacard.nextel3g.net.br,,,,,,,FFFF$

AT+GTBSI=gv55,jbgprs.algar.br,algar,algar,,,,,FFFF$

AT+GTBSI=gv55,linksolutions.br,link,link,,,,,FFFF$

AT+GTBSI=gv55,m2data.arqia.br,arqia,arqia,,,,,FFFF$

AT+GTBSI=gv55,m2data.vivo.com.br,arqia,arqia,,,,,FFFF$

AT+GTBSI=gv55,m2data.vivo.com.br,vivo,vivo,,,,,FFFF$

AT+GTBSI=gv55,meta.br,algar,algar,,,,,FFFF$

AT+GTBSI=gv55,smart.m2m.vivo.com.br,vivo,vivo,,,,,FFFF$

AT+GTBSI=gv55,ss.algar.br,algar,algar,,,,,FFFF$

AT+GTBSI=gv55,ss.br,arqia,arqia,,,,,FFFF$

AT+GTBSI=gv55,tim.br,tim,tim,,,,,FFFF$

AT+GTBSI=gv55,transmeet.br,transmeet,transmeet,,,,,FFFF$

AT+GTBSI=gv55,voxter.algar.br,algar,algar,,,,,FFFF$

AT+GTBSI=gv55,voxter.algar.br,nlt,nlt,,,,,FFFF$

APN information should be adapted according to the carrier used.

4. DNS and Port Configuration

Set the DNS servers and the port that the device will use to communicate. This is essential for the proper functioning of the tracker.

AT+GTSRI=gv55,4,,2,central.trackar.com.br,5023,,,,0,0,0,1,,,FFFF$

5. Sending Interval

Adjust the data sending interval and the movement angle. This configuration allows optimizing the communication of the device with the central.

AT+GTFRI=gv55,1,0,,0,0000,0000,,60,200,1000,,20,3300,,,,,FFFF$

6. External Battery Configuration

If the device is using an external battery, adjust the settings to monitor the battery charge and performance.

AT+GTEPS=gv55,2,1000,28000,2,3,0,0,0,0,1,30,30,,FFFF$

7. Global Settings

Set the global settings of the device to ensure it operates according to your specific needs.

AT+GTCFG=gv55,gv55,,1,0,,,3F,2,,1F2F,1,1,1,120,2,1,1,1,1F,0,FFFF$

8. Enable Tow Alarm

Activate the tow alarm function to receive notifications if the vehicle is moved without authorization.

AT+GTTOW=gv55,1,5,1,60,0,0,0,0,2,3,2,,,,,,,,,FFFF$

9. Request Position

Use this command to request the current position of the device. This can be useful for real-time monitoring.

AT+GTRTO=gv55,1,,0,,,,FFFF$

Special commands

Special Commands

Below are some special commands that can be used to manage the device more efficiently.

AT+GTRTO=gv55,3,,,,,,FFFF$

AT+GTHMC=gv55,1,00000:00:00,,,,,,,,,FFFF$

AT+GTRTO=gv55,D,,,,,,FFFF$

AT+GTRTO=gv55,0,,0,,,,FFFF$

AT+GTRTO=gv55,7,,0,,,,FFFF$

AT+GTJDC=gv55,2,25,,5,10,10,,0,0,0,0,,FFFF$

AT+GTJDC=gv55,0,25,,5,10,10,,0,0,0,0,,FFFF$

AT+GTOUT=gv55,1,0,0,0,0,0,,,,0,,,,,,,FFFF$

AT+GTOUT=gv55,0,0,0,0,0,0,,,,0,,,,,,,FFFF$