[Asterisk-Users] Diax IAX2

[Dan]

Hi Mike,

----- Original Message ----- 
From: "Michael Welter" <mike at introspect.com>
> I've downloaded diax-0.9.6b and configured for IAX2.  Calls from Diax to
>   * are perfect.  However, when calling from * to Diax, I get the
following:
>
>   channel.c:1097 ast_read: Dropping incompatible voice frame on
> IAX2[mike]/3 of format GSM since our native format has changed to ULAW
>
> In iax.conf I have:
> allow=all
> disallow=g723.1
> disallow=lpc10
> allow gsm

In this way you accept ULAW (G.711) as a valid codec for IAX, which is not
the case. I am not aware of any IAX phone with another codec support than
GSM. So the correct way to do it is:

disallow=all
allow=gsm


Best regards,
Dan