Re: [Sip] SIPit 20 survey summary

[Cullen Jennings <[e-mail]>]

Fair enough - I just want to try and keep the right parts of the  
discussion in the right place.


On Apr 28, 2007, at 4:23 PM, Frank W. Miller wrote:

>
> Acknowledged.  However, if we're talking about adding messaging
> infrastructure to SIP, then the discussion is quite relevant here.  I
> for one would vote for a simpler mechanism than multipart MIME XML  
> blah
> blah blah.  With regards to Keith's comments, I would love to sit down
> and provide an alternative proposal but I just don't have the time  
> to do
> it.  With all due respect, I'll implement whatever the standards
> committee comes up with, but I don't think its unreasonable for me or
> anyone else to express concern about protocol that is obviously  
> designed
> by committee and obviously more complicated that it probably has to  
> be.
>
> FM
>
>
> On Sat, 2007-04-28 at 15:23 -0700, Cullen Jennings wrote:
> > There has been an incredible amount of work on this topic across  
> many
> > standard organizations including the IETF. Before people start in on
> > discussing this in - I strongly suggest they might want to read some
> > of the requirements, uses cases, drafts, and mailing list  
> discussions
> > in ECRIT and GEOPRIV. Please keep in mind the charters of ECRIT/
> > GEOPRIV/SIP and take the discussion to the right working group.
> >
> >
> > On Apr 28, 2007, at 2:35 AM, Juha Heinanen wrote:
> >
> > > Jeroen van Bemmel writes:
> > >
> > >> Especially for the use case of emergency calls, would it not be
> > >> wise to
> > >> select a much more simple approach/syntax, e.g.:
> > >> Emergency-Location: lat=x; lon=y
> > >>
> > >> So no XML, no mime/multipart, as simple as possible (no complex
> > >> semantics,
> > >> usage-rules etc), something to reduce the barrier of
> > >> implementation/deployment, and to reduce the risk for interop  
> issues?
> > >
> > > i fully agree with this.  we should follow KISS principle  
> here.  it is
> > > highly unlikely that sip ua vendors will even TRY implement such a
> > > complex protocol.
> > >
> > > another reason why it will not get implemented is that sip uas  
> don't
> > > know where they are located.  gps does not work well indoors and
> > > mobile
> > > operators at least here have refused to make public coordinates of
> > > their
> > > base stations.
> > >
> > > -- juha
> > >
> > >
> > > _______________________________________________
> > > Sip mailing list  https://www1.ietf.org/mailman/listinfo/sip
> > > This list is for NEW development of the core SIP Protocol
> > > Use [e-mail] for questions on current sip
> > > Use [e-mail] for new developments on the application of  
> sip
> >
> >
> > _______________________________________________
> > Sip mailing list  https://www1.ietf.org/mailman/listinfo/sip
> > This list is for NEW development of the core SIP Protocol
> > Use [e-mail] for questions on current sip
> > Use [e-mail] for new developments on the application of sip
>


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