[ih] IP version 7

[Bob Hinden]

Brian,

> On Dec 18, 2020, at 12:27 PM, Brian E Carpenter via Internet-history <internet-history at elists.isoc.org> wrote:
> 
> Scott's answer is definitively correct, but there is a bit more to be said
> in answer to Marco's question.
> 
> In July 1992, if I have this right, version 6 had been assigned to SIP
> (simple Internet protocol, https://tools.ietf.org/html/draft-deering-sip-00
> from Steve Deering), so 7 was the next available number. Since Jon Postel
> was IANA and was an IAB member, I think that explains why the IAB draft
> used 7. SIP later merged with other proposals as SIPP prior to final
> mutation into IPv6.
> 
> The IAB draft rather whimsically entitled "IP Version 7 **DRAFT 8**"
> did not have a great reception, since it didn't actually define a
> version of IP; it said "let's use OSI CLNP instead of IP".
> 
> That didn't work out well for the IAB. My personal interpretation
> starts at page 102 in my book.

Yes, the so called “Kobe” incident.  The IAB has never been the same.

Bob


> 
> Regards
>   Brian Carpenter
> 
> On 19-Dec-20 03:15, Marco Davids (Private) via Internet-history wrote:
>> Hello,
>> 
>> Today I learned of:
>> 
>> https://tools.ietf.org/html/draft-iab-ipversion7
>> (also referred to in RFC1726).
>> 
>> It was written well before IPv6.
>> 
>> I know why IPv5 was skipped, but does anyone happen to know why IPv7 was
>> ultimately dubbed IPv6?
>> 
> --
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