RE: [Sipping-tispan] Re: TIP/TIR requirements

If this is not an asserted identity, then what good is it?

I thought that the CLIP and COLP were complementary and identical in
type.  But, perhaps that is a subtlety I missed.

Mike

> -----Original Message-----
> From: sipping-tispan-bounces@ietf.org 
> [mailto:sipping-tispan-bounces@ietf.org] On Behalf Of Miguel Garcia
> Sent: Wednesday, September 07, 2005 4:03 AM
> To: Schmidt, Christian
> Cc: sipping-tispan@ietf.org; Alexeitsev, D
> Subject: [Sipping-tispan] Re: TIP/TIR requirements
> 
> Inline discussion.
> 
> Schmidt, Christian wrote:
> 
> > Some comments / questions concerning the TIP/TIR requirements:
> > 
> > - What happens, when the caller is in PSTN and the callee 
> provides a 
> > SIP URI as identity? Will it be translated at the gateway 
> to a E.164 number?
> 
> I don't know what people want to do in this scenario, but in 
> my opinion the responsibility lies in the calee, so if the 
> callee offers only a SIP URI, and not both a SIP URI and TEL 
> URL, then the network shouldn't be doing this type of 
> translations. Remember that this is not an asserted identity, 
> so this should be end-to-end information
> 
> > - TIP-1: type error: calle > callee
> 
> Fixed.
> 
> > - How to handle identity restriction from PSTN/ISDN side? Sould the 
> > gateway delete both identity information and restriction 
> information 
> > in this case?
> 
> If we build on the trust model, and if we consider that the 
> PSTN Gateway trusts the IMS network, then I would say no, 
> delete at the trusted/not-trusted boundary.
> 
> 
> > EQ-TIP-4: If identity information and restriction indication is 
> > included in a message, the gateway may not transfer the 
> identity information.
> 
> Is this a proposal for a new requirement? What is the actual 
> requirement here? This looks like a clarification.
> 
> /Miguel
> > 
> > 
> > Regards,
> > Christian
> > 
> 
> -- 
> Miguel A. Garcia           tel:+358-50-4804586
> sip:miguel.an.garcia@openlaboratory.net
> Nokia Research Center      Helsinki, Finland
> 
> 
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