[Asterisk-Dev] Egytpian call progress frequencies and cadences (second request)

Julian J. M. julianjm at gmail.com
Wed Mar 30 09:18:54 MST 2005


Load wctdm with debug=1, and see if your phone company does polarity
reversals on the line. It's way better and less error-prone than
detecting busy signals.

Julian J. M.

On Wed, 30 Mar 2005 13:04:13 +0200, Ezabi <ezabi at itsyn.com> wrote:
> Hi,
> Can anyone provide me with the call progress frequencies and cadences
> for the Egyptian PSTN.
> I need to make the TDM card zaptel driver to be able to detect busy,
> ring, dialtone and congestion tones coming from the PSTN.
> Also correct me if I'm wrong, once I get this information I code it into
> the zonedata.c file and recompile the zaptel module, right?



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