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Re: Adoption call for <draft-hinden-ipv4flag-03>

Brian E Carpenter <brian.e.carpenter@gmail.com> Thu, 22 March 2018 19:43 UTC

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Sender: Brian Carpenter <becarpenter46@gmail.com>
Subject: Re: Adoption call for <draft-hinden-ipv4flag-03>
To: ipv6@ietf.org
References: <562A6850-000D-4C39-BE50-1DB6C759D6AD@employees.org> <D771C20B-83E1-4AF8-A2C0-DA44A45C4004@employees.org> <E8E0AB30-371F-45D1-9140-1A50C26237ED@apple.com>
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
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Date: Fri, 23 Mar 2018 08:43:55 +1300
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On 23/03/2018 07:00, David Schinazi wrote:
> I do not support adoption of draft-hinden-ipv4flag as it currently stands.
> It's still unclear to me what actual problems this draft is trying to solve, and that an RA flag is the right solution.
> For example, perhaps deprecating RFC 3927 is another way to solve some of the problems described in the introduction.

But we aren't actually trying to forbid link-local IPv4 if it is useful. On the
contrary, link-local IPv4 can work nicely in the absence of routeable IPv4.
(Exactly the same is true of IPv6, of course.)

     Brian

> 
> Thanks,
> David Schinazi
> 
> 
>> On Mar 22, 2018, at 17:37, Ole Troan <otroan@employees.org> wrote:
>>
>> I would love to hear from host implementers. If they would implement support for this flag.
>>
>> Best regards,
>> Ole
>>
>>> On 22 Mar 2018, at 16:47, Ole Troan <otroan@employees.org> wrote:
>>>
>>> This message starts a two week 6MAN call on adopting:
>>>
>>>    Title     : IPv6 Router Advertisement IPv4 Unavailable Flag
>>>    Authors   : R. Hinden, B. Carpenter
>>>    Filename  : draft-hinden-ipv4flag-03
>>>    Pages     : 9
>>>    Date      : 2018-03-02
>>>
>>>    https://datatracker.ietf.org/doc/draft-hinden-ipv4flag/
>>>
>>> as a working group item. Substantive comments and statements of support
>>> for adopting this document should be directed to the mailing
>>> list. Editorial suggestions can be sent to the authors.  This adoption
>>> call will end on April 5th, 2018.
>>>
>>> See also the gap analysis from sunset4 on disabling IPv4:
>>> https://tools.ietf.org/html/draft-ietf-sunset4-gapanalysis-09#section-3
>>>
>>> Regards,
>>>
>>> Ole Trøan
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