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Re: <draft-ietf-6man-rfc4291bis-09.txt>

Lorenzo Colitti <lorenzo@google.com> Sat, 08 July 2017 05:48 UTC

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From: Lorenzo Colitti <lorenzo@google.com>
Date: Sat, 08 Jul 2017 14:47:37 +0900
Message-ID: <CAKD1Yr1BdJ9aj0WCqrpLbnDbxjJ0rgxWfrveZNzsbKO6NJxpyw@mail.gmail.com>
Subject: Re: <draft-ietf-6man-rfc4291bis-09.txt>
To: David Farmer <farmer@umn.edu>
Cc: Bob Hinden <bob.hinden@gmail.com>, IPv6 List <ipv6@ietf.org>
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On Tue, Jul 4, 2017 at 5:22 AM, David Farmer <farmer@umn.edu> wrote:
>
>    Interface Identifiers are 64 bit long except if the first three bits
>    of the address are 000, or when the addresses are manually
>    configured, or by exceptions defined in standards track documents.
>
>
I don't think we should say "by exceptions defined in standards track
documents". Whatever document wants to allow non-64-bit prefixes should
formally update RFC 4291. Anything else will be confusing for implementers.

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