[Asterisk-Users] tdm (and x100p?) echo - fix is coming!

[Rich Adamson]

The echo fix went into Head cvs late yesterday (CDT). I don't have an 
x100p installed right now, but I'd strongly suggest doing a new 
checkout and test it. Greater than 70% chance its fixed.

------------------------
> Beside of problem of CallerID not working in several countries, what
> specially I still don't know if it's a X100P's limitation or Zap driver
> limitation, the major problem with this devices is no doubt the echo.
> If you guys can solve this with tdms and x100ps, it's gonna be a big
> step.
> 
> 
> On Wed, 23 Jun 2004, Rich Adamson wrote:
> 
> > Good news!
> >
> > FYI, worked with Mark this afternoon to test changes needed to reduce
> > or eliminate echo involving pstn calls on the new tdm fxo card (bug
> > #1902).
> >
> > Three simple source code changes (testing-only at this point) resulted
> > in zero detectable echo on all incoming and outgoing tdm pstn calls,
> > even in the first second or two. I've not noticed any unusual side
> > effects at all. Since the changes were only to chan_zap.c, I'll have
> > to guess it will improve the historic x100p echo issues as well, and
> > probably other zap channels also.
> >
> > The changes were associated with the echo cancel routines, but as a
> > non-programmer, I'm not sure what these changes really do (other than
> > the end result).
> >
> > If these changes prove to be successfull, then Mark is going to make
> > them configurable options somewhere. Got'a love it.
> >
> > Rich
> >
> >
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> 
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