Setting up 4G Connectivity

This document explains how to set up internet connectivity over 4G on the Edge 2 board running the Debian Linux system. Follow the steps below to download the latest OS image, upgrade the firmware, select the cellular module, and connect to a 4G mobile network.

Steps

Step 1 Download the latest Debian system image

Download the latest Debian OS image for Edge 2 (image-release-debian11-20240223.img or newer) from the Firmware Images page.

Step 2 Update the Edge 2 firmware

Follow Installing an Operating System on Mixtile Edge 2 Kit to upgrade Edge 2 with the Debian system image downloaded in step 1.

Step 3 Select the cellular module

Open a terminal and run the module selection script:

cd /usr/local/bin
./module_select.sh

Follow the prompts to choose the correct modem module.

Figure 1. Selecting the module

Step 4. Connect to 4G Network

After Edge 2 restarts, run the dialer script to connect to the mobile network:

cd /etc/init.d
./quectel-CM

Edge 2 will now connect to the internet over the 4G network.

Figure 2. Edge 2 connected to internet
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