[Asterisk-Dev] zaptel echo preload

[James Harper]

> 
> I would assume your running an analog line card.  Have you tried
> running fxotune to make sure your line impedance settings are not
> totally out of whack?  That would be a source of initial acoustic
echo.
>   There's also a small (8 tap) canceler on the fxo line interface part
> that could be tweaked for analog line issues such as those you might
be
> seeing.  Like Steve said, preloading coefficients is essentially
> useless outside the analog line realm, so I'm not sure if this is the
> right answer.
> 

fxotune isn't for the x100p cards (which don't have adjustable
impedence).

James