[asterisk-users] problem about voice when using TDM2400p with VPMADT032 echo canceller module

[Jared Smith]

On Wed, 2008-03-26 at 20:45 -0700, Vu AnhTuan wrote:
> I'm having problem with voice quality on my trixbox using TDM2400B.The
> trixbox is connected via 20 FXO ports on a TDM2400 with the hardware
> echo cancel module. Echo cancel almost works, but the users hear what
> they describe as a 'background crackle/buzz' coming back when they
> talk. 

Please contact Digium support, as they'll be better able to help you
track down the source of the crackle.

-- 
Jared Smith
Community Relations Manager
Digium, Inc.