[OpenSIPS-Users] Inject REFER

[Brett Nemeroff]

Does anyone know if there is an actual QSIG implementation of "REFER"? That
may make this whole issue moot.


On Thu, Jun 11, 2009 at 4:16 PM, Saúl Ibarra <saghul at gmail.com> wrote:

> Being a SIP proxy, OpenSIPS is unaware of established dialogs, it's
> only aware of transactions. Thus, it can't create an in-dialog
> request.
>
> To be able to do what you want you need a dialog-aware thing: a back
> to back user agent: b2bua.
>
> On 6/11/09, Brett Nemeroff <brett at nemeroff.com> wrote:
> > 2009/6/11 Raúl Alexis Betancor Santana <rabs at dimension-virtual.com>
> >
> >> On Thursday 11 June 2009 18:05:39 Brett Nemeroff wrote:
> >> > All,Is it possible to inject a REFER message into a call? I'll be
> >> proxying
> >> > calls to a TDM gateway.. I know this seems like an odd request, but
> I'd
> >> > like to essentially hijack the call with a REFER.
> >> >
> >> > I believe the UAC module can handle the request, but do I need to
> >> > cleanup
> >> > the dialog somehow?
> >> >
> >> > Thanks,
> >> > Brett
> >>
> >> You could not do that without a B2BUA, because you will break CSeq on
> the
> >> stablished dialogs
> >>
> >
> > Can you elaborate on that a little please?
>
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