# SMS notification setup

**URL:** <https://forum.inductiveautomation.com/t/sms-notification-setup/11192>\
**Category:** Ignition\
**Created:** [February 11, 2016, 5:07am UTC](https://forum.inductiveautomation.com/t/sms-notification-setup/11192 "2016-02-11T05:07:46Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Kevin.Herron](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/kevin.herron/32/7259_2.png) [@Kevin.Herron](https://forum.inductiveautomation.com/u/Kevin.Herron)\
**Post date:** [February 11, 2016, 2:33pm UTC](https://forum.inductiveautomation.com/t/sms-notification-setup/11192/2 "2016-02-11T14:33:21Z")

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This message is telling you that the ACK message the Raven XE sends back to the gateway was not received. This happens on UDP 17341 by default. Your cloud-based setup may or may not make this impossible.

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_[View the full topic](https://forum.inductiveautomation.com/t/sms-notification-setup/11192)._