[Asterisk-Users] Which ISDM BRI Card for Asterisk?

tan at yointernet.com tan at yointernet.com
Fri Nov 21 02:23:39 MST 2003


For production environments we ONLY use the Eicon Diva server card
range, which supports on-board echo cancellation. However it is rather
expensive.

Tan
www.voiptalk.org


-----Original Message-----
From: asterisk-users-admin at lists.digium.com
[mailto:asterisk-users-admin at lists.digium.com] On Behalf Of WipeOut
Sent: 21 November 2003 09:13
To: asterisk-users at lists.digium.com
Subject: Re: [Asterisk-Users] Which ISDM BRI Card for Asterisk?


Daniel ANDRE wrote:

> Hello all,
>
> I wonder to have some feedback on using ISDN BRI Cards with Asterisk
> and the Echo problem.
>
> I have tried a simple BRI card with i4l driver and encounter huge echo
> problem. I have tried to solve it with a Sw chocanceller without 
> success. What I'd like to know is wether some of you have used other 
> BRI Cards (I have seen reference to Eicon cards on this list) and if 
> the echo disappeares with these cards?

I would recommend you dump i4l and use a CAPI card with the chan_capi 
driver.. The cheap solution is a AVM FritzPCI card(this is what I use)..

The other solution is the either the Eicon or AVM active cards..

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