[Freeswitch-users] Hook on SIP CANCEL

[Dmitry Sytchev]

Maybe it is possible to use ESL events to determine hangup by cancel?

2014-05-06 6:29 GMT+04:00 Vincent Xia <gmangudai at gmail.com>:

> i have the same issue and hope someone could shed a light.
>
> 2014-05-06 5:59 GMT+08:00, Oleg Stolyar <olegstolyar at gmail.com>:
> > Hi guys,
> >
> > I am using the api_hangup_hook variable to let my internal system know
> when
> > a call is terminated.
> >
> > Every now and then  my calling party cancels the SIP Invite before my
> dial
> > plan is finished.  IN this case FreeSWITCH properly responds with a "487
> > Request Terminated"
> >
> > However, this does not fire the command assigned to the api_hangup_hook
> > variable.  This is probably also proper since the call has not yet been
> > established.
> >
> > My question is whether there is a place somewhere where I can hook into
> the
> > processing of the CANCEL SIP message.
> >
> > Thank you
> > Oleg
> >
>
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-- 
Best regards,

Dmitry Sytchev,
IT Engineer
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