Question
How to enable or disable the 2G (GSM) network on a HMIBSC ?

Description

If the 3G and 4G are not available in your area, the 4G LTE module will attempt to search for a valid 2G network.

This action require a lot of HMIBSC resources and  require a lot of electrical power.

To disable the 2G network research :
1- Open a HMIBSC prompt with the admin/root account
2- Reach the LTE module communication interface : microcom –s 115200 /dev/ttyACM0
3- Disable the 2G network: AT+URAT=6,3  //UMTS and LTE mode; LTE firstly

To enable the 2G network research :
1- Open a HMIBSC prompt with the admin/root account
2- Reach the LTE module communication interface : microcom –s 115200 /dev/ttyACM0
3- Enable the 2G network: AT+URAT=4,3  //GSM, UMTS and LTE mode; LTE firstly

Keywords
HMIBSC, IIOT edge box, LTE module, 2G, 3G, 4G, GSM, UMTS, LTE, Linux

Product Family
IIOT edge box

Released for: Schneider Electric Malaysia