[Asterisk-Users] asterisk using tdm400p has echo

[Rich Adamson]

> > > If you do an fxotune and all of the coefficients are 0, does this
> > mean that fxotune is not
> > making
> > > any changes?
> >
> > Based on what Matt has mentioned previously, fxotune only sets the impedence
> > to proper values today. He has not implemented the code to set the
> > coefficients
> > as yet, therefore the expected values are zero's.
> 
> Are these settings persistent across reboots?  The README for fxotune seems to mention that you
> need to do a "fxotune -s" in order to reload the card with the analyzed settings (rather than
> take the 20 minutes it seems to take on my 6 lines).  However, if fxotune.conf is all 0's, I 
sure
> hope that the settings are persistent on the board! :)

The results of fxotune is written to /etc/fxotune.conf; I don't believe
they are read back in unless you build something into a bootup script.