IoT Starter Kit - Enabling mobile internet connectivity (4G Modem)

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IoT Starter Kit - Enabling mobile internet connectivity (4G Modem) - TeamViewer Support

This article describes how to connect the Teamviewer IoT Starter Kit to the internet using its internal modem

Prerequisites

Connect the antennas to the gateway
Insert a sim card into the sim card slot
Connect the Gateway with LAN cable to the internet and power it up
Connect with Teamviewer Client or SSH to the device and login to the remote terminal

Enable the WWAN Connectivity

Unlock the card

The gateway can automatically connect to mobile internet if the SIM card does not require a pin.

If the SIM card inserted into the gateway requires a pin, there are 2 ways to unlock it:

Insert the SIM card into a phone and follow the settings to unlock it
Follow the steps below to unlock the pin from the gateway:

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

Copy and paste the below text and provide the correct pin instead of****
[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
Exit the nano editor and execute the service

$ sudo systemctl enable pinunlock.service

Activate the WWAN modem

Check the modem model

The gateway is currently equipped with one of 2 gateway options and depending on the version the commands are different

Command Description / expected output $ sudo mmcli -L shows the installed modem

based on the output from the last section follow instruction either 1 or 2

1. Instructions for [Sierra Wireless, Incorporated] Qualcomm™ Snapdragon™ X7 LTE DW5818 modem

Command Description / expected output $ sudo nmcli c add type gsm ifname cdc-wdm0 con-name <ConnecctionName> apn <operator_apn>

$ sudo reboot

create a connection with a meaningful connection name and set the apn from your sim card provider (e.g. web.vodafone.de)

reboot the modem

2. Instructions for the [Dell] MBIM modem

Unlock the SIM via phone or use below commands

Command Description / expected output $ sudo mmcli -m 0

$ sudo mmcli - i 0 --pin=<pin_number> --disable-pin

$ sudo nmcli c add con-name <ConnectionName> type gsm ifname cdc-wdm0 apn <apn-name>

$ sudo nmcli r wwan

$ sudo nmcli c up <Connection-Name>

$ sudo reboot

modem status display --> check if card was found

unlock card and disable the pin

create a connection with a meaningful connection name and set the apn from your card provider (e.g. web.vodafone.de)