# Device is offline message

**URL:** <https://forum.genieacs.com/t/device-is-offline-message/792>\
**Category:** Uncategorized\
**Created:** [May 24, 2020, 9:27am UTC](https://forum.genieacs.com/t/device-is-offline-message/792 "2020-05-24T09:27:24Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![lavira](https://avatars.discourse-cdn.com/v4/letter/l/87869e/32.png) [@lavira](https://forum.genieacs.com/u/lavira)\
**Post date:** [June 9, 2021, 11:31am UTC](https://forum.genieacs.com/t/device-is-offline-message/792/10 "2021-06-09T11:31:17Z")

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Best option is to eliminate NAT. If the ACS is NOT inside your network, and you access it over the internet you also have options:

- switch to IPv6
- [STUN](https://forum.genieacs.com/t/stun-or-whatever-server-with-genieacs/83)
- [XMPP](https://forum.genieacs.com/t/xmpp-support-for-genieacs/1251)
- configure VPN tunnel … etc

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