RE: AW: AW: AW: [Sipping-tispan] TISPAN requirements, first requiements

My concern over what gets put into the message, is that those indicators
could potentially be leaked to the UAS because some intermediate node
was not updated with the latest RFC, and according to SIP merely passed
on what it did not understand.

Mike

> -----Original Message-----
> From: sipping-tispan-bounces@ietf.org 
> [mailto:sipping-tispan-bounces@ietf.org] On Behalf Of Miguel Garcia
> Sent: Friday, August 26, 2005 7:44 AM
> To: Jesske, R
> Cc: sipping-tispan@ietf.org; Alexeitsev, D
> Subject: Re: AW: AW: AW: [Sipping-tispan] TISPAN 
> requirements, first requiements
> 
> Hi Roland:
> 
> If you don't have a P-Asserted-Identity in the signalling, is 
> because the trust relationship has been broken at some point, 
> in which case, you shouldn't trust also the role parameter 
> independently of the header where you put it.
> 
> The nice property of adding a role parameter to the 
> P-Asserted-Identity header is that you get the trust for 
> free, which is the expected behaviour for this service.
> 
> /Miguel
> 
> Jesske, R wrote:
> 
> >>>I think it might be worth considering adding role parameters to 
> >>>P-Asserted-ID.
> >>
> >>That is OK with me and solves most of the problems.
> >>
> > 
> > 
> > 
> > Paul,
> > I have to revice my proposal. 
> > I thought that is the solution to bind it to the 
> P-Asserted-Id. But in the case were we have a anonymous 
> communication restricted by the network. We usually have no 
> Calling Party number. And therefore also no P-Asserted-Identity.
> > So we cannot bind this to the P-Asserted-Identity.
> > 
> > Perhaps we can bind it to the privacy header?
> > 
> > Or any other?
> > 
> > Best Regards.
> > 
> > Roalnd
> > 
> > _______________________________________________
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> > Sipping-tispan@ietf.org
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> 
> -- 
> Miguel A. Garcia           tel:+358-50-4804586
> sip:miguel.an.garcia@openlaboratory.net
> Nokia Research Center      Helsinki, Finland
> 
> 
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