[Asterisk-Dev] how to detect busy tone ?

[C. Maj]

On Tue, 9 Nov 2004, Soren Rathje waxed:

> dev2003 at mail.ustc.edu.cn wrote:
> > asterisk-users at lists.digium.com
> >
> > how to detect  busy tone 450Mhz 0.35s<On Time(ms)> 0.35<Off Time(ms)
> > and then hangup?
> >
> > modify dsp.c or chan_zap.c ?

dsp.c, but also look at the BUSY* compile options in the
Makefile in the top level asterisk directory.  You can tweak
whether you just want to detect the tone and/or the silence.

> Checkout /usr/src/zaptel/zonedata.c, fill in the missing data and submit a

I think that file is only for tone generation and not
detection.

--Chris


-- 
Chris Maj, Rochester
cmaj_at_freedomcorpse_dot_com
Pronunciation Guide: Maj == May