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Re: Alternatives to the flag (Was:Confirmation to advance: draft-ietf-6man-ipv6only-flag-05)

Nick Hilliard <nick@foobar.org> Wed, 15 May 2019 13:34 UTC

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Subject: Re: Alternatives to the flag (Was:Confirmation to advance: draft-ietf-6man-ipv6only-flag-05)
To: David Farmer <farmer@umn.edu>
Cc: Philip Homburg <pch-ipv6-ietf-6@u-1.phicoh.com>, 6man WG <ipv6@ietf.org>
References: <F8BFFCAD-E58E-4736-8A1C-56579B6F6032@employees.org> <a2465e81-a17f-ab48-efda-20fe12a70077@foobar.org> <30239E0C-C444-4A7E-8342-AEE47BF8A2BB@employees.org> <20190505200449.GB7546@vurt.meerval.net> <80073906-c3c0-1f22-9e7f-c2b349063936@gmail.com> <CAO42Z2xzVW3m0mN7jEn8SYyYCYhrufVnkfp3rBjJcijBkvucNQ@mail.gmail.com> <CACWOCC-35yVYXSRR0sRL-MBMHyOFZtJx9E9h14G8qqVh5T7qGA@mail.gmail.com> <232c1a43-0fd9-4eae-737b-260a3906f72a@gmail.com> <663F6C0B-7B8A-4088-B9C0-B2867B0C3EB8@gmail.com> <CAN-Dau3VJN7qNHAW-yStMrDRCa4vsDs2ObkAxswnYbcHde2t_w@mail.gmail.com> <m1hPqHO-0000J8C@stereo.hq.phicoh.net> <CAN-Dau3R=4JbcbK7tWkJKYzVjq7DvAAEjVsbCLbZdYYO8OJ0YA@mail.gmail.com> <m1hQ7Dm-0000M3C@stereo.hq.phicoh.net> <CAN-Dau040j6U+1CCn0QJiVMy2nVShHqqSFdCkM-FbMAH-2wjRA@mail.gmail.com> <m1hQCYr-0000KBC@stereo.hq.phicoh.net> <CAN-Dau3Lcv3qTBVtig36RfbQKuGpoqdTLfrM=eWfYxCCQRy5Sw@mail.gmail.com> <m1hQfSy-0000LTC@stereo.hq.phicoh.net> <CAN-Dau3akjaZ-j16ucOY=-d0nabG4ZdFs6wrSD4EGr3NEh9Wsw@mail.gmail.com>
From: Nick Hilliard <nick@foobar.org>
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Date: Wed, 15 May 2019 14:34:29 +0100
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David Farmer wrote on 15/05/2019 14:27:
> So, I'm not willing to drop what I think is a viable solution to the 
> problem unless other stakeholders are willing to buy into this kind of 
> change. In particular, I'm thinking the people maintaining mDNS in dnssd 
> wg. I can't see making the change proposed above without their buy-in.
[...]
> So I think we either need the flag or disable RFC 3927 by default on 
> dual-stack hosts.

RFC 2563 already specifies a protocol to turn off ipv4 LLs.

Nick

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