Enable mobile internet connectivity with SIM-Card on the Starter Kit

The edge device of the TeamViewer IoT Starter Kit has a built-in modem (4G).

What you will need

Make sure that you have prepared the following points:

• Make sure that the Wi-Fi antenna is connected to the edge device (see Set up the Starter Kit).
• An unlocked SIM card to connect with mobile internet.
• The Access Point Name (APN) of your service provider.
• The edge device is set up with a TeamViewer IoT Agent and TeamViewer Edge Management is enabled.
• Access the Edge Device via Remote Terminal.
• Basic knowledge of the editor nano.

Unlock the SIM card with the edge device

1. Access the edge device remotely (Access the Edge Device via Remote Terminal).
2. Edit the SIM configuration. In the terminal type in the following command and press return.

sudo nano /etc/systemd/system/pinunlock.service

3. When the nano editor opens, copy and paste the following text. Replace **** with your pin.

[Unit]
Description=Sim pin unlock
After=network.target
Requires=snap.modem-manager.modemmanager.service
[Service]
Type=idle
ExecStartPre=/bin/sleep 60
ExecStart=/snap/bin/mmcli -i 0 --pin=****
[Install]
WantedBy=multi-user.target

4. Save the file and exit nano.

Enable mobile internet connectivity

1. Unlock the SIM card.
2. Insert the SIM card into the edge device.

3. Access the edge device remotely (Access the Edge Device via Remote Terminal).
4. Check the type of the inbuilt modem. In the terminal type in the following command and press return.

sudo mmcli -L

5. Depending on the output of the last command use one of the following instructions:

sudo nmcli c add type gsm ifname cdc-wdm0 con-name ConnecctionName> apn 

sudo reboot

sudo mmcli -m 0

sudo nmcli c add con-name  type gsm ifname cdc-wdm0 apn 

sudo nmcli r wwan

sudo nmcli c up 

sudo reboot

The edge device reboots. To check the mobile internet connectivity disconnect the edge device from WLAN and LAN and access the edge device remotely.