---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/83401#article
headline: "83401: The device was not attached to a cellular network"
url: https://www.twilio.com/docs/api/errors/83401
inLanguage: en
dateModified: 2026-03-11T22:03:37.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 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.