Re: [IPv6] I-D Action: draft-ietf-6man-rfc6724-update-08.txt

Tim Chown <Tim.Chown@jisc.ac.uk> Tue, 09 April 2024 14:48 UTC

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From: Tim Chown <Tim.Chown@jisc.ac.uk>
To: IPv6 List <ipv6@ietf.org>
Thread-Topic: [IPv6] I-D Action: draft-ietf-6man-rfc6724-update-08.txt
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Date: Tue, 09 Apr 2024 14:47:57 +0000
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ipv6/RftI8omCgaVJimRkMJotSxcKvEE>
Subject: Re: [IPv6] I-D Action: draft-ietf-6man-rfc6724-update-08.txt
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Hi,

Actually it works better I notice with 08 on the left and 06 on the right, as -06 has the broken formatting, so please check the diff from -06 to the current -08 using:

https://author-tools.ietf.org/iddiff?url1=draft-ietf-6man-rfc6724-update-08&url2=draft-ietf-6man-rfc6724-update-06&difftype=--html

The changes are largely around making the MAY insert local entries into a SHOULD insert known-locals, with a little more text on how we’d determine those.

Tim

On 9 Apr 2024, at 15:13, Nick Buraglio <buraglio@forwardingplane.net> wrote:

We have published -08 of the rfc6724 update, this fixes some
formatting and other typographical oversights
The following sections address comments from the lis (difft from -06
to -08 is the most useful comparison):
https://author-tools.ietf.org/iddiff?url1=draft-ietf-6man-rfc6724-update-06&url2=draft-ietf-6man-rfc6724-update-08&difftype=--html


Brief overview of the changes from -06:

Section 2:
Add terminology section and define known-local

Section 3:
Add section on elevating
upgrades the requirement in RFC 6724 for nodes to insert a higher
precedence entry in the policy table for observed ULA prefixes that
are known to be local, referred to in this document as "known-local"
ULAs, from a MAYto a SHOULD.

Section 4:
Changes the 6to4 prefix deprecation to match Teredo, adds further
clarity and reference to RFC6724 section 10.7

Section 5:
Add text to upgrade the requirement to automatically insert
known-local ULAs into a node's policy table from a MAY to a SHOULD.

Section 5.3
Further define insertion and removal parameters and requirements for
known-local ULA prefixes into table and associated values and label

Section 7.2:
Further clarify GUA-GUA preferred over ULA-ULA details

Section 7.3:
Further clarify ULA-ULA preferred over IPv4-IPv4 details

Section 8:
Housekeeping and formatting changes

Section 9.2:
Describe the new known-local interaction and how it addresses issues
with ULAs in global DNS



Further copy edit and housekeeping.

Thanks!

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