From: Stephen Bosch <[EMAIL PROTECTED]>
>Lee Jenkins wrote:
> > I forgot to mention that the one thing that seems to be consistent is
> > that I can get the zap line to reset and dialout again correctly by
> > calling into the system on that zap line, dialing and extension and
> > allowing the extension to hangup on the caller first.
> >
> > Then it will dial out again. Odd.
>
>Cisco has quite a bit of material on this subject (why should they
>special? I'll bet their telephony stuff is plagued by this problem too).
>Lee Jenkins wrote:
> > I forgot to mention that the one thing that seems to be consistent is
> > that I can get the zap line to reset and dialout again correctly by
> > calling into the system on that zap line, dialing and extension and
> > allowing the extension to hangup on the caller first.
> >
> > Then it will dial out again. Odd.
>
>Cisco has quite a bit of material on this subject (why should they
>special? I'll bet their telephony stuff is plagued by this problem too).
Stephen: have you checked out this Asterisk documentation? http://www.voip-info.org/wiki/index.php?page=Asterisk+Disconnect+Supervision From reading this page, the conclusion is the same as the Cisco pages. You need telco to provide you with supervision.
Yuan Liu
>This document describes different kinds of supervisory disconnect
>signalling:
>
>"Understanding FXO Disconnect Problem"
>
>http://www.cisco.com/en/US/tech/tk652/tk653/technologies_tech_note09186a00800ae2d1.shtml
>
>This one provides a good summary of signalling:
>
>http://www.cisco.com/en/US/tech/tk652/tk653/technologies_tech_note09186a00800a6210.shtml#Topic3A
>
>I think the problem comes down to knowing what kind of signalling the
>telco is using (if it is using any at all) and then configuring the TDM
>accordingly.
>
>I wonder if anyone has had any luck getting that kind of information
>from any ILEC.
>
>-Stephen-
>signalling:
>
>"Understanding FXO Disconnect Problem"
>
>http://www.cisco.com/en/US/tech/tk652/tk653/technologies_tech_note09186a00800ae2d1.shtml
>
>This one provides a good summary of signalling:
>
>http://www.cisco.com/en/US/tech/tk652/tk653/technologies_tech_note09186a00800a6210.shtml#Topic3A
>
>I think the problem comes down to knowing what kind of signalling the
>telco is using (if it is using any at all) and then configuring the TDM
>accordingly.
>
>I wonder if anyone has had any luck getting that kind of information
>from any ILEC.
>
>-Stephen-
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