[asterisk-users] Echo issue

[matthieu Nicaise]

Hi,

I think you need to remove the line echocanceller in system.conf

You could also try to use fxotune, it'a really improving things.

You also need to put echocancel=yes in chan_dahdi.conf


Matthieu NICAISE
Responsable technique

GSM : 06 72 19 09 55
technique at thinkrosystem.com
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Thinkro System
http://www.thinkrosystem.com/




Le 15 déc. 09 à 23:15, hin lee a écrit :

> If I installed a Digium echo cancellation module on my TE121 card,  
> do I need to remove the echocanceller line under the system.conf?   
> How should I have it?
>
> This is my system.conf:
> bchan=1-23
> dchan=24
> echocanceller=mg2,1-23
>
> Thank you!
> Hin
>
> From: hin lee <hin87 at yahoo.com>
> To: noahisaacmiller at gmail.com
> Cc: Asterisk Users Mailing List - Non-Commercial Discussion <asterisk-users at lists.digium.com 
> >
> Sent: Fri, December 11, 2009 8:56:13 AM
> Subject: Re: [asterisk-users] Echo issue
>
> >> The echo between our extensions (using Polycom 550 handsets)   
> disappears
> >> once I removed the Digium echo module.
>
> > Are you routing internal calls from SIP -> DAHDI -> SIP?  The digium
> > echo module will not have any effect on pure SIP <-> SIP calls.  Do
> > you have acoustic echo cancellation active on the Polycom phones?
>
> Internal calls should be SIP to SIP.  Yes we do have the acoustic  
> echo cancellation active on the Polycom phones.
>
>
> >> This is my system.conf:
> >> bchan=1-23
> >> dchan=24
> >> echocanceller=mg2,1-23
>
> > Did you use these same settings when you were using the hardware  
> echo module?
>
> Yes, I believe so. I asked an Asterisk expert to make sure  
> everything is working correctly when installing the hardware  
> module.  If the setting don't look correct, what should be there  
> when we use the hardware module?
>
>
> Thank you!
>
>
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