How to configure the MT GMT200 device via SMS

This guide shows how to connect the MT GMT200 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. DNS and Port Configuration

To ensure proper communication of the device, it is essential to correctly configure the DNS and port. Use the recommended domain for all servers as indicated. This ensures that the tracker operates efficiently.

SET URL=central.trackar.com.br:6216

Always use the same domain to avoid connection issues.

2. Carrier APN Configuration

APN, username, and password settings are fundamental and must be adjusted according to the carrier and the SIM card used. Make sure to enter the correct information to ensure device connectivity.

SET APN=ALLCOM.BR:ALLCOM:ALLCOM

SET APN=JBGPRS.ALGAR.BR:ALGAR:ALGAR

SET APN=META.COM.BR:VIVO:VIVO

SET APN=SMART.M2M.VIVO.COM.BR:VIVO:VIVO

SET APN=TRANSMEET.BR:TRANSMEET:TRANSMEET

Always check your carrier's information before configuring.

3. Communication Time Configuration with Ignition On

The communication time when the ignition is on can be adjusted in seconds. An interval of 60 seconds is recommended for efficient data transmission.

SET T3 FREQ=060

Adjust as needed to optimize communication.

4. Communication Time Configuration with Ignition Off

Set the communication time with the ignition off in minutes. An interval of 55 minutes is suggested to maintain battery savings while still allowing data transmission.

SET HEARTBEAT=55

This configuration helps extend the device's battery life.

Special commands

5. Special Commands

Below are the special commands that can be used to manage and obtain information from the device. These commands allow for everything from requesting settings to locking and unlocking the tracker.

GET NTW

GET INFO

GET PROG

GET LOCATION

SET SLEEP_MODE=1

WAKE_UP

SET IGNITION_DETECTION=0

SET ENGINEV=13200

GET IGNITION_DETECTION

SET RELAY=1

SET RELAY=0

REBOOT

Use these commands with caution to avoid interruptions in the device's operation.