# 83401: The device was not attached to a cellular network

Log Type: APPLICATION

Log Level: ERROR

## Description

The device was not attached to a cellular network when Twilio attempted to send the IP Command. The IP Command was not sent to the device.

### Possible causes

Your device was not attached to a cellular network when Twilio attempted to send the IP Command.

### Possible solutions

Ensure your device is attached to a cellular network and try to send the IP Command again.