I think that argument applies to the non-reliably sent PRs also.

----- Original Message -----
From: <[EMAIL PROTECTED]>
To: "Medhavi Bhatia" <[EMAIL PROTECTED]>
Cc: "Aditya" <[EMAIL PROTECTED]>; "Baniel Uri-CUB001"
<[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Thursday, July 25, 2002 8:50 AM
Subject: Re: [Sip-implementors] record-route in 183?


>
>
>
> Hi,
>
> The 200 OK response & any number of reliable provisional
> responses (RPRs) that belong to a particular dialog
> (identified by these particular From and To header tags)
> cannot have different Record-Route headers.
>
> If at all you get a different record-route header set,
> the response would also have a different tag in the To
> header, thereby, creating another dialog.
>
> The UAC needs to keep track of all route-sets for each
> new dialog that results for the initial INVITE and for
> refresh requests for the existing sessions.
>
> Regards,
> Siddharth.
>
> ---------------
> Siddharth Toshniwal @ Hughes Software Systems,
> Bangalore, India.
>
>
>
>
>
>
> "Medhavi Bhatia" <[EMAIL PROTECTED]> on 07/25/2002 06:08:13 PM
>
> To:   "Aditya" <[EMAIL PROTECTED]>, "Baniel Uri-CUB001"
>       <[EMAIL PROTECTED]>, [EMAIL PROTECTED]
> cc:    (bcc: Siddharth J Toshniwal/HSSBLR)
>
> Subject:  Re: [Sip-implementors] record-route in 183?
>
>
>
>
> Any headers in provisional responses are valid only for early dialogs,
> so the 200 ok headers should replace.
>
> However, I dont see how they would be different. The spec does seem
> to be fuzzy in this respect.
>
> ----- Original Message -----
> From: "Aditya" <[EMAIL PROTECTED]>
> To: "Medhavi Bhatia" <[EMAIL PROTECTED]>; "Baniel Uri-CUB001"
> <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
> Sent: Thursday, July 25, 2002 12:48 AM
> Subject: Re: [Sip-implementors] record-route in 183?
>
>
> >
> > Will the UAC override the route Set made with 183
> > (provisionals) Record Routes with one from 200 OK?
> >
> > If multiple provisionals come will a new route set be
> > made for each provisional at UAC ?
> >
> > -AD
> >
> > --- Medhavi Bhatia <[EMAIL PROTECTED]> wrote:
> > > If the INVITE had the record route, the 183 MUST
> > > have it.
> > > Consider a scenario, where the 183 reaches the UAC,
> > > and
> > > it had a contact in it. If the UAC now wants to send
> > > a BYE,
> > > and there was no record-route in the 183, the BYE
> > > may
> > > bypass any proxies originally intended to be in the
> > > call path.
> > >
> > > ----- Original Message -----
> > > From: "Baniel Uri-CUB001" <[EMAIL PROTECTED]>
> > > To: <[EMAIL PROTECTED]>
> > > Sent: Wednesday, July 24, 2002 7:48 PM
> > > Subject: [Sip-implementors] record-route in 183?
> > >
> > >
> > > > Is record-route returned in 183? (or only in the
> > > final response that
> > > follows
> > > > such as 200)?
> > > >
> > > >
> > >
> > =======================================================================
> > > > Uri Baniel - Distinguished Member of Technical
> > > Staff - Motorola
> > > > Tel: (847) 632 4616; Fax: (847) 632 3963;
> > > > "Learning that does not daily increase will daily
> > > decrease. - EWC
> > > >
> > >
> > =======================================================================
>
>
>
>

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