# Answer detection

**URL:** <https://community.asterisk.org/t/answer-detection/19042>\
**Category:** Asterisk General\
**Created:** [February 6, 2008, 5:22pm UTC](https://community.asterisk.org/t/answer-detection/19042 "2008-02-06T17:22:42Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![isernia](https://avatars.discourse-cdn.com/v4/letter/i/858c86/32.png) [@isernia](https://community.asterisk.org/u/isernia)\
**Post date:** [February 6, 2008, 5:22pm UTC](https://community.asterisk.org/t/answer-detection/19042/1 "2008-02-06T17:22:42Z")

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He everyone,  
is there a way to detect that a call on PSTN (using a digium tdm400p) was answered?  
In the asterisk cli a  
\> Channel Zap/4-1 was answered.  
appears before the call was actually answered!!