nanog mailing list archives

Re: Making Use of 240/4 NetBlock Re: 202203141407.AYC


From: Tom Beecher <beecher () beecher cc>
Date: Mon, 14 Mar 2022 14:48:33 -0400

If you want to garner discussion or support for your draft RFC, it's
probably better to have that conversation via the appropriate IETF
channels.

On Mon, Mar 14, 2022 at 2:43 PM Abraham Y. Chen <aychen () avinta com> wrote:

Hi, Fred:

0)    Thank you for a set of references.

1)    We cited only one IETF Draft (Wilson, et al.) among them, because it
was the first and only one that clearly stated its limitation (Section 2.
Caveats of Use). More importantly, it was written by three top APNIC
officials. Later efforts on this topic have not introduced (based on my
reading) any more essence to the topic.

2)    "...  I was there for those discussions, and I'm not sure how to put
it more simply....   ":    With your knowledge of the past, you are
uniquely qualified to critique on our work. However, it would be more
expedient for everyone, if you could first read through at least the
Abstract and the Conclusions of the EzIP IETF Draft, before commenting.
This is because EzIP proposal is based on the same general idea as the
references you cited, but with a slight extra step that produced a series
of surprising results. In particular, we took the "Caveats" above to our
hearts before proceeding. So, please put such issues behind you while
reviewing our work. Thanks,

Regards,


Abe (2022-03-14 14:39)



------------------------------
NANOG Digest, Vol 170, Issue 15
Message: 17
Date: Sun, 13 Mar 2022 21:26:11 -0700
From: Fred Baker <fredbaker.ietf () gmail com> <fredbaker.ietf () gmail com>
To: "Abraham Y. Chen" <aychen () avinta com> <aychen () avinta com>, William Herrin
      <bill () herrin us> <bill () herrin us>
Cc: NANOG <nanog () nanog org> <nanog () nanog org>
Subject: Re: 202203071610.AYC Re: Making Use of 240/4 NetBlock
Message-ID: <79746DEC-8C8B-4D6D-B1D6-CB0A0003A1DC () gmail com> <79746DEC-8C8B-4D6D-B1D6-CB0A0003A1DC () gmail com>
Content-Type: text/plain;     charset=us-ascii

On Mar 12, 2022, at 8:15 AM, Abraham Y. Chen <aychen () avinta com> <aychen () avinta com> wrote:

2)    On the other hand, there was a recent APNIC blog that specifically reminded us of a fairly formal request for 
re-designating the 240/4 netblock back in 2008 (second grey background box). To me, this means whether to change the 
240/4 status is not an issue. The question is whether we can identify an application that can maximize its impact.

    https://blog.apnic.net/2022/01/19/ip-addressing-in-2021/

I think there might be value in reviewing the discussion of the related Internet Drafts
https://datatracker.ietf.org/doc/html/draft-deshpande-intarea-ipaddress-reclassification-03https://mailarchive.ietf.org/arch/search/?q=draft-deshpande-intarea-ipaddress-reclassification
https://datatracker.ietf.org/doc/html/draft-wilson-class-e-02https://mailarchive.ietf.org/arch/search/?q=draft-wilson-class-e
https://datatracker.ietf.org/doc/html/draft-fuller-240space-02https://mailarchive.ietf.org/arch/search/?q=draft-fuller-240space

The walkaway I had from these discussions was that while changing the definition of the address space would allow 
RIRs to sell more IPv4 address space for a few weeks (such as happened to APNIC when the last /8's were handed out), 
there were not enough addresses in the identified pools to solve the address shortage. So it was in the end a fool's 
errand. If you want to have address space to address the current shortage, you need an addressing architecture with 
more addresses.

I was there for those discussions, and I'm not sure how to put it more simply.

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