# STUN in Asterisk 1.4

**URL:** <https://community.asterisk.org/t/stun-in-asterisk-1-4/17089>\
**Category:** Asterisk Support\
**Created:** [October 3, 2007, 7:12pm UTC](https://community.asterisk.org/t/stun-in-asterisk-1-4/17089 "2007-10-03T19:12:01Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![rgpasterisk](https://avatars.discourse-cdn.com/v4/letter/r/a698b9/32.png) [@rgpasterisk](https://community.asterisk.org/u/rgpasterisk)\
**Post date:** [October 3, 2007, 7:12pm UTC](https://community.asterisk.org/t/stun-in-asterisk-1-4/17089/1 "2007-10-03T19:12:01Z")

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Hello I saw that asterisk 1.4 use an stun or somethink like that, which help asterisk when the SIP clients are behind NAT, Can someone tell me if there is a tutorial wich explain that??

Thanks in advance