<div dir="ltr"><div dir="ltr"><div><br></div><div><br></div><div>Let's fix the math I broke. Mea culpa. Inline. I think I got it right this time. :)<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Jan 3, 2020 at 11:46 AM Martin Hannigan <<a href="mailto:hannigan@gmail.com">hannigan@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Dec 30, 2019 at 4:25 PM David Farmer <<a href="mailto:farmer@umn.edu" target="_blank">farmer@umn.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><br></div><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Dec 30, 2019 at 2:08 PM Martin Hannigan <<a href="mailto:hannigan@gmail.com" target="_blank">hannigan@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Dec 30, 2019 at 09:15 Joe Provo <<a href="mailto:ppml@rsuc.gweep.net" target="_blank">ppml@rsuc.gweep.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Fri, Dec 27, 2019 at 01:00:15PM -0600, David Farmer wrote:<br>
> On Fri, Dec 27, 2019 at 12:01 PM John Curran <<a href="mailto:jcurran@arin.net" target="_blank">jcurran@arin.net</a>> wrote:<br>
[snip]<br></blockquote></div></div></blockquote></div></div></blockquote><div>[ clip ]</div><br></div></div></div></div></div></div></div></div></div></blockquote><div><br></div><div>[ clip ]</div><div> <br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div class="gmail_quote"><div>I'll agree that the intended longevity of the 4.4 pool was discussed at the time of its creation or at least when it was expanded and it was intended as a relatively short-term crutch for the IXP, TLDs and other critical infrastructure IPv4 micro allocation growth. Personally, I wouldn't be opposed to right-sizing the 4.4 pool, with priority on other returned resources over the waiting list for replenishing this pool.</div><div><br></div><div>Maybe right-size it down to a 5 or 6 year supply, based on the last 5 or 6 years of allocations, with the excess going to the waiting list</div><div><br></div></div></div></blockquote><div><br></div><div>Let's assume the pool size is a /15 and use an average rate of allocation IXP+CI of 18 /24 per year.</div><div><br></div><div>YEAR 0 - YEAR 5 = 105 /24's (generous as I measured beginning of period to end of period)</div></div></div></div></div></div></div></div></div></div></blockquote><div><br></div><div>Corrected, year 0 to 5 and BOP to EOP = 105 /24's. However, apples to apples occurs when comparing /24's to /24's. :)</div></div><div class="gmail_quote"><br></div><div class="gmail_quote">[ clip broken math, insert good math]</div><div class="gmail_quote"><br></div><div class="gmail_quote">A /16 would probably be forgiving and return a /16. Noise. But worthy in the current context.<br></div><div class="gmail_quote"><br></div><div class="gmail_quote"><br></div><div class="gmail_quote"> BOP / 24 EOP /24<br></div><div class="gmail_quote"><table dir="ltr" style="table-layout:fixed;font-size:10pt;font-family:Arial;width:0px;border-collapse:collapse;border:medium none" cellspacing="0" cellpadding="0" border="1"><colgroup><col width="100"><col width="100"><col width="100"></colgroup><tbody><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;font-weight:bold;border:1px solid rgb(204,204,204)">YR 0<br></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>512</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>494</b></td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)"><b>YR 1<br></b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>494</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>477</b></td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)"><b>YR 2</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>477</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>459</b></td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)"><b>YR 3</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>459</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>442</b></td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)"><b>YR 4</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>442</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>424</b></td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)"><b>YR 5 <---<br></b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>424</b></td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)"><b>407 <br></b></td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 6</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">407</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">389</td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 7</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">389</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">371</td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 8</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">371</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">354</td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 9</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">354</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">336</td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 10</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">336</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">319</td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 11</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">319</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">301</td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 12</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">301</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">284</td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 13</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">284</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">266</td></tr><tr style="height:21px"><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;border:1px solid rgb(204,204,204)">YR 14</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">266</td><td style="overflow:hidden;padding:2px 3px;vertical-align:bottom;text-align:right;border:1px solid rgb(204,204,204)">248</td></tr></tbody></table></div><div class="gmail_quote"><br></div><div><br></div><div>The 4.10 pool needs more run rate IMHO. However, a thumb in the air would suggest that it could be cut in half. Food for thought.<br></div><div><br></div><div>YMMV,</div><div><br></div><div>-M<</div><div><br></div><div><br></div><div><br></div><div><br></div><div><br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div class="gmail_quote"><div><br></div><div>ARIN staff, could we get a history of the number of IPv4 micro allocations for each year, by type, going back to the implementation of ARIN-2012-6?</div><div><br></div><div>However, I don't recall any such discussion regarding the 4.10 pool. Quite the contrary it was my impression the 4.10 pool was intended to be around for at least an extended period of time, if not indefinitely. In short, it was intended to ensure the availability of small amounts of IPv4 needed for IPv6 deployment for a very long time. Therefore, I would be opposed to any kind of reduction to the 4.10 pool, other than by allocations as the policy intends, and if or when the pool starts to run low I would like to see it replenished.</div><div><br></div><div>A little history; ARIN-2008-5 is what became NRPM Section 4.10.<br></div><div><a href="https://www.arin.net/vault/policy/proposals/2008_5.html" target="_blank">https://www.arin.net/vault/policy/proposals/2008_5.html</a><br></div><div><br></div><div>While I think the waiting list is an important tool to ensure resources are not stuck at ARIN, I think continued micro allocations (4.4) and allocations of IPv4 needed to Facilitate IPv6 Deployment (4.10) should have priority for returned resources over the waiting list.</div><div><br></div><div>Thanks.</div><div><br></div></div>-- <br><div dir="ltr">===============================================<br>David Farmer <a href="mailto:Email%3Afarmer@umn.edu" target="_blank">Email:farmer@umn.edu</a><br>Networking & Telecommunication Services<br>Office of Information Technology<br>University of Minnesota <br>2218 University Ave SE Phone: 612-626-0815<br>Minneapolis, MN 55414-3029 Cell: 612-812-9952<br>=============================================== </div></div>
</blockquote></div></div></div></div></div></div></div></div></div>
</blockquote></div></div>