> For the complete documentation index, see [llms.txt](https://navixy.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://navixy.com/docs/user/guide/events-and-notifications/device-connection.md).

# Device connection

- [Device lost connection](https://navixy.com/docs/user/guide/events-and-notifications/device-connection/device-lost-connection.md): Get notified when a GPS device goes offline beyond your configured timeout. Covers the Offline time setting, reset behavior, and supported device combinations.
- [GSM jamming](https://navixy.com/docs/user/guide/events-and-notifications/device-connection/gsm-jamming.md): Detect and get alerted when GSM cellular signals are jammed on a GPS tracking device, preventing real-time data transmission to the platform.


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