[SR-Users] Presence

Joel White joelewhite at gmail.com
Tue May 6 14:56:34 CEST 2014

Thank you Olle

I am looking into it now.  I currently have presence presence_xml and
presence_dialoginfo enabled.  I will look into pua today.

On Tue, May 6, 2014 at 3:12 AM, Olle E. Johansson <oej at edvina.net> wrote:

> On 05 May 2014, at 19:21, Joel White <joelewhite at gmail.com> wrote:
> > I am working on enabling presence and bla in a Kamailio + FreeSWITCH
> environment
> >
> > All handsets are Polycom with a handful of Grandstream ATA's
> >
> >
> >
> > I enabled presence and presence_xml
> >
> >
> > I have not got it to work as I keep seeing this meesage in the logs
> >
> > NOTICE: presence [subscribe.c:1030]: handle_subscribe(): Unsupported
> presence event call-info
> >
> >
> > When I searched online for this error, the answers I got were saying
> this was a Linksys/Snom message....
> >
> >
> > How do I get presence to work properly?
> By learning how it works ;-)
> SIP has what we call event packages. These are mapping states of an
> object. A server can learn the state internally (through one of our PUA*
> modules) or by getting PUBLISH statements from the object.
> Each event package has a name - presence, dialog and many more.
> http://www.iana.org/assignments/sip-events/sip-events.xhtml
> To get what you call presence to work you need to select which event
> packages you want to work with, depending on what you want to do. If you
> want to subscribe to certificates, it's "certificate", if it's voicemail
> it's "message-summary". For blinking lamps, I would say "dialog" and for
> buddy-lists and "I'm in a meeting" type presence, it's simply "presence".
> There are many vendor-specific packages and solutions for "bla".
> When you've made your choice, select the proper kamailio modules,
> configure all your clients to the same event package if possible and things
> will start working. Now, if a phone use "call-info" that's not IETF/IANA
> specified, and another device use "presence" and a third one "dialog" you
> will not get any interoperability.
> The error message above indicates "call-info" and kamailio says it doesn't
> understand this event package with the current Kamailio configuration. Read
> the docs for all the pua* and presence* modules in Kamailio and start
> solving this puzzle. I would go for "dialog" for most of the cases with
> blinking lamps, but that's my personal preference.
> /O
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