[Asterisk-Users] Zap channels not disconnecting after PSTN line hangs up (getting empty voicemails)

[Hadley Rich]

On Tuesday 25 April 2006 05:50, Mike Garey wrote:
> When someone calls into our asterisk server over a PSTN line, dials an
> extension and then hangs up, the SIP phone related to the given
> extension will ring about 4 or 5 times before asterisk shows that the
> channel has been hung up in the console.  This isn't such a big deal
> on its own, but what's happening now is that if a user calls in from a
> PSTN line, gets voicemail on the extension, and hangs up before the
> voicemail starts to record, an empty message will still be recorded
> and sent to the user.

It sounds very much like you need disconnect supervision.

http://www.voip-info.org/wiki-Asterisk+Disconnect+Supervision

You'll need to see what your provider provides (if anything) and setup your 
zaptel.conf/zapata.conf accordingly.

hads

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A fool and his money are soon using Windows.