[asterisk-users] DAHDI hangup detection

[Stephen Brown Jr]

Ok on the workaround, how would I implement it? I'd like to give that a
shot.

On Tue, Sep 15, 2009 at 12:23, Danny Nicholas <danny at debsinc.com> wrote:

> The issue is that POTS as a technology does not have Answer/Hangup
> Supervision control (This is per the good folks at Digium).  Your local
> Telco may or may not be of assistance, but a simpler workaround might be to
> hangup on silence or query the line through AMI before transferring to
> voicemail.
>
> -----Original Message-----
> From: asterisk-users-bounces at lists.digium.com
> [mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Stephen
> Brown
> Sent: Tuesday, September 15, 2009 11:18 AM
> To: asterisk-users at lists.digium.com
> Subject: [asterisk-users] DAHDI hangup detection
>
> I am running Asterisk 1.6.1.6 and DAHDI/DAHDI tools 2.2.0.2 compiled
> from source on a Debian Lenny box, also running FreePBX 2.5.2. I also
> have an OpenVOX TDM400 card installed with an FXO port on port 1, and an
> FXS port on port 2. I have a POTS line installed and working on the FXO
> port.
>
> However I've encountered a weird problem that I can't seem to figure
> out. I have incoming POTS line calls set to ring a SIP extension (a
> cisco IP phone). It works, but here is the issue:
>
> - If an inbound call comes in on the POTS line and hangs up before the
> call hits voicemail or during the voicemail greeting, Asterisk does not
> appear to detect this condition.
> - As a result of this, a voicemail is being left with a dialtone and
> notifying me
>
> As a workaround, I have set busy detection in chan_dahdi.conf and set 12
> seconds for a minimum voicemail message in voicemail.conf, but I must be
> missing something or something is potentially broke. While this
> workaround works, I don't suspect this behavior I am experiencing is
> normal and I am having a hard time putting a finger on it.
>
> Thanks for any replies.
>
> Stephen
>
>
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