[Asterisk-Users] TE411P Really Bad Echo

[Eric Bishop]

Nope only bad feedback here. The software EC in Asterisk worked much better
for me than did the VPM on the TE411P.

On 2/13/06, Isaac Xiao (KVB Kunlun Pty Limited) <isaac.x at kvbkunlun.com>
wrote:
>
>  What version of Asterisk and Zaptel you were using? Did you try latest
> Asterisk 1.2.4 and Zaptel 1.2.3? Anyone has good feedback for TE411P?
>
>
>
> Isaac Xiao
>
>
>
> Stagg Shelton wrote:
>
>
>
> >* It was Digium's opinion that perhaps the card had a VPM.  We got a *
>
> >* replacement TE411P, I implemented it tonight and still the exact same *
>
> >* echo problem.  At this point I feel like I can rule out failed hardware. *
>
> >* *
>
> >* I contacted Digium support and now they are telling me it's something *
>
> >* with my carrier, and I should call them.  I called Bellsouth, and they *
>
> >* ran a full stress test on the circuit taking me offline for about 30 *
>
> >* minutes. *
>
> >* *
>
> >* The end result is that the circuit test passed with no errors.  *
>
> >* Bellsouth says it's not in their network, Digium says its not their *
>
> >* card, and I have a te411p with VPM disabled in the wct4xx kernel *
>
> >* module because something doesn't work the way it should.  My customer *
>
> >* is wanting to know about sangoma cards with the echo cancellation, and *
>
> >* at this point I'm nervous to recommend any hardware.  I'm going to *
>
> >* look into the sangoma that you suggested.  Are there any other kinds *
>
> >* of products that I could look into either Passive or Active.*
>
> >* *
>
> >* Thanks*
>
> >* *
>
> >* Stagg Shelton*
>
> >* www.oneringnetworks.com*
>
> >
>
>
>
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