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Re: [v6ops] [EXTERNAL] Re: Scope of Unique Local IPv6 Unicast Addresses (Fwd: New Version Notification for draft-gont-6man-ipv6-ula-scope-00.txt)

Ted Lemon <mellon@fugue.com> Tue, 16 February 2021 23:33 UTC

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From: Ted Lemon <mellon@fugue.com>
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Date: Tue, 16 Feb 2021 18:33:42 -0500
In-Reply-To: <5c54cfe9-9535-f0ef-ee37-e20f174d66ed@gmail.com>
Cc: v6ops@ietf.org
To: Brian E Carpenter <brian.e.carpenter@gmail.com>
References: <98707BCB-C0BF-434A-B6F2-70CE20418CDD@fugue.com> <7EE1DA6D-0751-48FF-8238-FFEE15CE891E@gmail.com> <6167230f-b32a-e995-c071-b6c199ac5d64@si6networks.com> <858465C5-F428-4B47-8549-FCC201143B0C@fugue.com> <6959c883-a255-5ab8-9027-e05d369af2ff@si6networks.com> <m1lC29B-0000MuC@stereo.hq.phicoh.net> <YCvkYXwTrSdQoe8Q@Space.Net> <F63054D3-59D0-47FA-AABF-98A18B8DFA6F@fugue.com> <YCvsVVkQc5zDJQVh@Space.Net> <D084D80B-66A3-4132-B111-31FC6A61A969@fugue.com> <YCvw1DC/eOKmoEYc@Space.Net> <m1lC3J8-0000JNC@stereo.hq.phicoh.net> <23F41A82-766A-49F6-BA03-9E7665FF8197@fugue.com> <5c54cfe9-9535-f0ef-ee37-e20f174d66ed@gmail.com>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/v6ops/ASzYugnVa4svZ8Z0BF105Wrvpmc>
Subject: Re: [v6ops] [EXTERNAL] Re: Scope of Unique Local IPv6 Unicast Addresses (Fwd: New Version Notification for draft-gont-6man-ipv6-ula-scope-00.txt)
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On Feb 16, 2021, at 5:40 PM, Brian E Carpenter <brian.e.carpenter@gmail.com> wrote:
> The IETF is not good at this sort of thing (working with the
> developer community). But see RFC 8504 (node requirements):
> 
> "Hosts that may be deployed in such multihomed environments SHOULD
> follow the guidance given in [RFC8028].”


That’s maybe not so helpful since the reader might think “may be deployed in multihomed environments” is exceptional and unusual, rather than the default expectation. It might be better to say "hosts SHOULD unless <I’m not sure what>."

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