Under , you can enable or disable a WWAN interface and view information about the interface.
In the WWAN Interface edit window, you can view the following information and configure the following items:
| Input field | Description |
|---|---|
| I/0 | A slider switch indicates whether the WWAN connection is active (I) or inactive (0). Click the slider switch to change the status of the connection. |
| Name | Displays the name of the WWAN interface. |
| IMEI | The International Mobile Equipment Identity (IMEI) is a unique 15-digit serial number that can be used to uniquely identify cell phones or comparable devices worldwide. |
| Used by | Connection that uses this interface. |
| Status | Status of the connection. |
| Signal | Signal strength of the connection. |
| Radio Bands | Radio bands used. |
| RSSI | Received Signal Strength Indicator |
| RSRP | Reference Signal Received Power |
| RSRQ | Reference Signal Received Quality |
| SNR | Signal to Noise Ratio |
| MTU | The Maximum Transmission Unit (MTU) describes the maximum size of the user data that can be transmitted in a single data packet. |
| Connected to Home Network | Shows the roaming status of the connection or whether the connection is currently established to the home network or not. |
Click on Network Scan to retrieve a list of the different radio cells whose signals can be received. Generating this list may take several minutes. The more data is being transmitted over the module at the time of the scan, the slower the scan will be. A scan cannot be aborted and no interaction with the firewall web client is possible during the scan. Before the start of the scan, a warning appears with the option to cancel.
To edit an existing WWAN interface, click Save to store the reconfigured connection or Reset to discard your changes. You can click Close to shut the editor panel as long as no changes have been made on it.
Click 
Activate in the toolbar at the top of the desktop to apply your configuration
changes.
