Re: SIP now IPv6

Hans-Werner Braun <hwb@upeksa.sdsc.edu> Fri, 25 December 1992 00:30 UTC

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From: Hans-Werner Braun <hwb@upeksa.sdsc.edu>
Message-Id: <9212250029.AA15324@upeksa.sdsc.edu>
Subject: Re: SIP now IPv6
To: "Vinton G. Cerf" <vcerf@CNRI.Reston.VA.US>
Date: Thu, 24 Dec 1992 16:29:49 -0800
Cc: dlynch@interop.com, Christian.Huitema@sophia.inria.fr, postel@isi.edu, sip@caldera.usc.edu, ip-encaps@sunroof.eng.sun.com, iana@isi.edu, iab@isi.edu
In-Reply-To: <9212241200.aa02971@IETF.CNRI.Reston.VA.US>; from "Vinton G. Cerf" at Dec 24, 92 12:00 pm
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Vint:

>as a purely practical matter, how can we do anything but provide an
>assignment to avoid collision among different IP proposals - given
>we want to test in live environments where possible?

Besides the comments Dave Katz made, which seem to make sense to me,
if this is for experimental protocol, one could choose any number but
four, I guess. How about version one? How much of a conflict would
there be? Besides, experiments should be first demonstrated in a
private sandbox anyway, where the version number won't matter much.

Or Jon could assign some version number for "any experimental version."

Besides that, I agree with Dave Crocker in that SIPers/IPAEers are
politizising by getting a formal number assignment out of a sparse
space earlyon. And trying to win PR battles with immediate announcements,
as was just demonstrated yesterday.

Hans-Werner