# SIP ringer/strobe

**URL:** https://discourse.nodered.org/t/sip-ringer-strobe/65644
**Category:** General
**Created:** [26 July 2022 14:48 UTC](https://discourse.nodered.org/t/sip-ringer-strobe/65644 "2022-07-26T14:48:07Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![Jean-Luc](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/jean-luc/32/89996_2.png) [@Jean-Luc](https://discourse.nodered.org/u/Jean-Luc)
#### Post date: [26 July 2022 20:51 UTC](https://discourse.nodered.org/t/sip-ringer-strobe/65644/5 "2022-07-26T20:51:45Z")

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I have been using this software Linphone successfully for a long time. It runs in a raspberry as a service.  
I use it to call my phones. I think it should be able to detect a call and therefore activate an action. To look at this side maybe.  
Look at this [topic](https://discourse.nodered.org/t/want-nr-to-phone-you-anywhere-to-warn-you-of-an-alarm/49166) I created last year

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