[Freeswitch-users] Confusion about sip hangup cause Q850 hangup cause and long struggles with a provider.

[Anthony Minessale]

if it gets a bye with a reason header it puts it in the sip_reason var,
which since the call hangs up now is only accessible in the CDR stage.

On Sun, Sep 9, 2012 at 11:40 AM, Sias Mey <sias at cpdata.co.za> wrote:

> Actually Anthony your wiki and code are accurate .. the rfc maps the
> translations different depending on direction.
>
> Q.850 18 = sip 408
> sip 408 = Q.850 102
>
> sip 480 = Q.850 18
>
> Is there a way for me to access the reason header from the sip message?
>
> ----- Original Message -----
> From: "Steven Ayre" <steveayre at gmail.com>
> To: "FreeSWITCH Users Help" <freeswitch-users at lists.freeswitch.org>
> Sent: Sunday, 9 September, 2012 5:59:22 PM
> Subject: Re: [Freeswitch-users] Confusion about sip hangup cause Q850
> hangup cause and long struggles with a provider.
>
> Shouldn't the presence of a Reason header in the 408 from the callee
> override the default rfc mapping though?
>
> -Steve
>
>
>
> On 8 September 2012 22:27, Anthony Minessale
> <anthony.minessale at gmail.com> wrote:
> > I think our wiki is less accurate than our code:  Our cause mappings are
> > straight from RFC 4497 http://tools.ietf.org/html/rfc4497
> >
> > Here is an excerpt:
> >
> >  408 Request timeout                 102 Recovery on timer expiry
> >
> >  504 Gateway time-out                102 Recovery on timer expiry
> >
> >
> >
> >
> >
> > On Fri, Sep 7, 2012 at 3:39 AM, Sias Mey <sias at cpdata.co.za> wrote:
> >>
> >> Hi, Im sure this subject has been beaten to death .. but many googles
> and
> >> many email searches hasent really managed to find me something.
> >>
> >> Im a dev for a small company that writes call center software.
> Freeswitch
> >> was a godsend, thank you.
> >>
> >> Now .. the confusion.
> >>
> >> We are getting a lot of what seem to be strange hangup codes from a new
> >> provider big fights about loads of failled calls ensued blah blah..
> much sip
> >> packet logging and manual inspection later.. I found the following.
> >>
> >> from xmlcdr.
> >>
> >>
> >>     <sip_hangup_disposition>recv_refuse</sip_hangup_disposition>
> >>     <sip_term_status>408</sip_term_status>
> >>     <proto_specific_hangup_cause>sip%3A408</proto_specific_hangup_cause>
> >>     <sip_term_cause>102</sip_term_cause>
> >>     <hangup_cause>RECOVERY_ON_TIMER_EXPIRE</hangup_cause>
> >>     <hangup_cause_q850>102</hangup_cause_q850>
> >>
> >> this just to show its the same call
> >>     <sip_call_id>0d4d4e76-735a-1230-d2ac-000423b5571b</sip_call_id>
> >>
> >> and from the sip messages.
> >>
> >> SIP/2.0 408 Request Timeout
> >> Call-ID: 0d4d4e76-735a-1230-d2ac-000423b5571b
> >> Reason: Q.850;cause=18;text="no user responding"
> >>
> >> And according to the very useful wiki page on Q.850 codes 408 should =
> 18
> >> like it does in the providers response.
> >>
> >> Why then is the q850 hangup cause in the CDR 102? and where does that
> >> translation come from.
> >>
> >> This is a single example but I also have loads and loads where the CDR
> >> claims q850 code 18 but the sip messages provide 31 or a range of other
> >> codes.
> >> I can understand if the q850 code from the sip message is not being read
> >> by FS since FS has to be a bit more agnostic than that and in the pas I
> have
> >> almost exclusively worked with direct connections to TDM hardware so my
> >> knowledge and understanding of the sip messages is rather limited. But
> even
> >> in that case, shouldent the q850 code in the cdr at least conform to the
> >> translation from the wiki page?
> >>
> >> Oh I am not currently running the latest git release, having some
> libtiff
> >> issues on ubuntu to compile. I will respond to this again if I manage
> that
> >> and it helps matters.
> >>
> >> Thank you for your time and help,
> >> Regards
> >> Sias
> >>
> >>
> _________________________________________________________________________
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> >> http://www.freeswitchsolutions.com
> >>
> >> 
> >> 
> >>
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> >
> >
> >
> > --
> > Anthony Minessale II
> >
> > FreeSWITCH http://www.freeswitch.org/
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> >
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> >
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> >
> > _________________________________________________________________________
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> > http://www.freeswitchsolutions.com
> >
> > 
> > 
> >
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> >
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>
> _________________________________________________________________________
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> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
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>
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> _________________________________________________________________________
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> http://www.freeswitchsolutions.com
>
> 
> 
>
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-- 
Anthony Minessale II

FreeSWITCH http://www.freeswitch.org/
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Twitter: http://twitter.com/FreeSWITCH_wire

AIM: anthm
MSN:anthony_minessale at hotmail.com
GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com
IRC: irc.freenode.net #freeswitch

FreeSWITCH Developer Conference
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pstn:+19193869900
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