[Asterisk-Users] Help! Zap echo on bridged calls

JD Austin jd at twingeckos.com
Tue Jun 7 13:57:23 MST 2005


I should note that echocancelwhenbridged=yes was tried.

JD Austin wrote:

> I've been going nuts lately trying to get rid of an annoying echo 
> problem that makes my asterisk server unusable when clients try to 
> call me.
> Here's the breakdown of the issue  - Hoping that someone can throw me 
> a clue:
> My setup is as such:
> Single AMD Athon machine with X100P clone card and voip through 
> multiple providers .
>
>     * Inbound calls through the X100P that do not bridge to voip are fine.
>     * Outbound calls that do not bridge with the X100P are fine.
>     * PSTN ->*->VOIP calls have so much echo on the called party side
>       (sidetone) that it is almost impossible to have a conversation.
>
> I've played with rxgain txgain, echocancelwhenbridged,etc nothing 
> seems to work.  Yes Im completely restarting asterisk and running ztcfg.
>
> Anyone figured this out?
> Heres my zapata.conf :
> ;
> ; Zapata telephony interface
> ;
> ; Configuration file
>
> [trunkgroups]
>
> [channels]
>
> language=en
> context=from-pstn
> signalling=fxs_ks
> rxwink=300        ; Atlas seems to use long (250ms) winks
> ;
> ; Whether or not to do distinctive ring detection on FXO lines
> ;
> ;usedistinctiveringdetection=yes
>
> usecallerid=yes
> hidecallerid=no
> callwaiting=yes
> usecallingpres=yes
> callwaitingcallerid=yes
> threewaycalling=yes
> transfer=yes
> cancallforward=yes
> callreturn=yes
> echocancel=yes
> echocancelwhenbridged=no
> echotraining=800
> rxgain=1.0
> txgain=3.0
> group=0
> callgroup=1
> pickupgroup=1
> immediate=no
>
> ;faxdetect=both
> faxdetect=incoming
> ;faxdetect=outgoing
> ;faxdetect=no
>
> ;Include AMP configs
> #include zapata_additional.conf
>
> ;Include genzaptelconf configs
> #include zapata-auto.conf
>
>
>
> JD
>
>-- 
>JD Austin
>Twin Geckos Technology Services LLC
>email: jd at twingeckos.com
>http://www.twingeckos.com
>phone/fax: 480.288.8195 
>
>------------------------------------------------------------------------
>
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-- 
JD Austin
Twin Geckos Technology Services LLC
email: jd at twingeckos.com
http://www.twingeckos.com
phone/fax: 480.288.8195 

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