What J meant was that its just a logical function, that of proxy and B2B
UA/3pcc.
There has to be another layer of control, which determines which function is
controlling the call, and then route the message/event to it.
----- Original Message -----
From: "Ranjit Avasarala" <[EMAIL PROTECTED]>
To: "Jonathan Rosenberg" <[EMAIL PROTECTED]>; "'Medhavi Bhatia'"
<[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Tuesday, May 15, 2001 10:56 AM
Subject: Re: [Sip-implementors] RE: [SIP] 3gpp--controoler?????
> Hi Jonathan
>
> then if controller resides in a different entity , then will proxy take
> care of routing the messages to the controller?
> and how will the whole scenario be
>
> like will it be something like this?
>
> UAC --> Proxy ---> Controller ---> UAS
>
> correct me if I am wrong.
>
> thanks
>
> Regards
> Ranjit
>
> ----- Original Message -----
> From: Jonathan Rosenberg <[EMAIL PROTECTED]>
> To: 'Medhavi Bhatia' <[EMAIL PROTECTED]>;
> <[EMAIL PROTECTED]>
> Sent: Tuesday, May 15, 2001 2:31 AM
> Subject: [Sip-implementors] RE: [SIP] 3gpp--controoler?????
>
>
>
> > -----Original Message-----
> > From: Medhavi Bhatia [mailto:[EMAIL PROTECTED]]
> > Sent: Thursday, May 10, 2001 4:00 PM
> > To: Sip Bell Labs
> > Subject: Re: [SIP] 3gpp--controoler?????
> >
> >
> > True, only signalling. However he may need to know the SDP
> > getting relayed across.
> >
> > Controller does not have to be in the proxy. Its a very good way
> > to manipulate conferencing, and media server calls, so it can reside
> > on a separate entity which controls conferencing say.
> >
> > However the proxy may impelement this function too.
>
> No. Let us be clear here. Proxy is a logical function. A B2BUA does not
> implement the proxy function. It is a pair of UA functions, "back to
back".
>
> -Jonathan R.
>
> ---
> Jonathan D. Rosenberg, Ph.D. 72 Eagle Rock Ave.
> Chief Scientist First Floor
> dynamicsoft East Hanover, NJ 07936
> [EMAIL PROTECTED] FAX: (973) 952-5050
> http://www.jdrosen.net PHONE: (973) 952-5000
> http://www.dynamicsoft.com
>
>
> >
> > ----- Original Message -----
> > From: "Ranjit Avasarala" <[EMAIL PROTECTED]>
> > To: "Sip Bell Labs" <[EMAIL PROTECTED]>
> > Sent: Thursday, May 10, 2001 2:23 PM
> > Subject: Re: [SIP] 3gpp--controoler?????
> >
> >
> > > Hi
> > > I have a query related to back to back UA i.e the
> > controller. So is
> > it
> > > that controller's job is only call signaling part and not media?
> > > and will controller be a seperate entity . or could it
> > be a part of
> > > proxy server?
> > >
> > >
> > > Regards
> > > Ranjit
> > > Mascon Communication Technologies
> > > http://www.masconit.com
> > >
> > >
> > >
> > >
> > >
> > >
> > > ----- Original Message -----
> > > From: Ajay K. Garg <[EMAIL PROTECTED]>
> > > To: Sip Bell Labs <[EMAIL PROTECTED]>
> > > Sent: Thursday, May 10, 2001 10:59 AM
> > > Subject: RE: [SIP] 3gpp--controoler?????
> > >
> > >
> > > Where I can find more information about this controller.
> > Please point me
> > to
> > > the right URL.
> > >
> > > Thanks
> > > -Ajay
> > > >
> > > > Hi.
> > > >
> > > > I think that there is one thing that should be stated here very
> > > > clearly about the Controller/B2B-UA.
> > > >
> > > > That is a session setup between users1 and user2 using the
> > > > Controller will have two different call-id's
> > > > compared to an ordinary session setup directly from user1 to
> > > > user2, which would hold the very same
> > > > call-id.
> > > >
> > > > This provides the ''controller'' with the ability to manipulate
> > > > each call-leg separately at a later
> > > > state like after an external timer expires in the middle of an
> > > > established session.
> > > >
> > > > With kind regards, Michael Junge Pedersen.
> > > >
> > > > -----Original Message-----
> > > > From: Brian Gracely [mailto:[EMAIL PROTECTED]]
> > > > Sent: Wednesday, April 25, 2001 11:12 PM
> > > > To: kanumuri sreeram; Jonathan Rosenberg; 'Drage, Keith (Keith)';
> > > > 'Mayank Sharma'; Chen, Xin (Xin); '[EMAIL PROTECTED]'
> > > > Subject: Re: [SIP] 3gpp--controoler?????
> > > >
> > > >
> > > > the 3pcc controller can also be thought of as a back-to-back
> > > > UA.....ie. 2 UAs in the same logical entity. It terminates the
> > > > signaling, but the media goes between points A & B. it will need
> > > > to be call-stateful, like a UA.
> > > >
> > > > BG
> > > >
> > > >
> > > >
> > > > At 12:18 PM 04/25/2001 -0700, kanumuri sreeram wrote:
> > > >
> > > >
> > > >
> > > > hi all,
> > > >
> > > > I have a douth regarding the 3pcc in sip.
> > > >
> > > > I am clear that this is possible with the help of the controller.
> > > >
> > > > like it is what which will take care of the signaling and the
> > > > media will be transfer will be taking place among them
> > selves "true"
> > i.e.
> > > >
> > > > A-------------CONTROLLER---------------------------B
> > > >
> > > > direct media transfer
> > > >
> > > > ===================================
> > > >
> > > >
> > > >
> > > > ok but I am not clear about this entity controller can any one
> > > > make me clear like what is ?
> > > >
> > > > if this is a different entity it should also be show in the
> > > > architecture of sip
> > > >
> > > > like sipua,proxy,rediect,CONTROLLER....
> > > >
> > > > so I am clear with me douth can anu one help me
> > > >
> > > > sreeram
> > > >
> > > >
> > > >
> > > >
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