GSM modem: How to set it up in Alert February 16, 2021 17:17 Updated Follow This video will explain you how to set up a GSM modem in Alert Related articles GSM modem: How to connect the M1003G Model Licence: Registering your license GSM modem: What is the format of the SIM card GSM modem: CME ERRORS (Equipment Related GSM Errors) Approved GSM modems