[ih] IP version 7

[Scott O. Bradner]

ps - Jon was none to happy to hear that Van had commandeered the hi order version bit without 
discussing the idea with Jon

Scott

> On Dec 18, 2020, at 1:14 PM, Scott O. Bradner via Internet-history <internet-history at elists.isoc.org> wrote:
> 
> the sequence was that once we (the IPng directorate, Allison & I) had decided on what we were going to 
> recommend as IPng I went to Jon and asked for an IP version number  - he said that the next available 
> number was 10 (5 was ST2 and the others had been assigned to the experimental IPng protocols SIPP,
> TUBA and Catnip) 
> 
> I went back to the group and said that Jon had given us 10
> 
> someone pointed out that this could be a real problem since Van had used the high order bit of the version
> number to indicate header compression 
> 
> I went back to Jon - he suggested asking the SIPP folk to release 6 since the experimental SIPP IPng 
> protocol was not going to go anywhere - I asked Steve & Bob if that would be OK and they agreed
> 
> so IPng became IPv6
> 
> Scott
> 
>> On Dec 18, 2020, at 9:15 AM, Marco Davids (Private) via Internet-history <internet-history at elists.isoc.org> 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?
>> 
>> -- 
>> Marco
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