<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">I disagree…<div class=""><br class=""></div><div class="">Renumbering a wisely deployed network in IPv6 is _MUCH_ less overhead and much much easier (and faster) in IPv6 than it was in IPv4, even on large-ish scales.</div><div class=""><br class=""></div><div class="">There’s on PA-ISP lockin in IPv6 unless you build your network stupidly.</div><div class=""><br class=""></div><div class="">If you use DHCPv6 or SLAAC to assign addresses to the majority of your systems and static address your servers only, renumbering is relatively quick and</div><div class="">not particularly painful.</div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>1.<span class="Apple-tab-span" style="white-space:pre"> </span>Connect the new ISP and add the new ranges to the routers.</div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>2.<span class="Apple-tab-span" style="white-space:pre"> </span>Add the new address range(s) to the servers.</div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>3.<span class="Apple-tab-span" style="white-space:pre"> </span>Change your SLAAC RAs and DHCP servers over to announcing the new addresses</div><div class=""><div><span class="Apple-tab-span" style="white-space:pre"> </span>4.<span class="Apple-tab-span" style="white-space:pre"> </span>Wait until the old addresses are deprecated off the interfaces of all the clients.</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>5.<span class="Apple-tab-span" style="white-space:pre"> </span>Remove the old address range(s) from the servers.</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>6.<span class="Apple-tab-span" style="white-space:pre"> </span>Remove the old address ranges from the routers.</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>7.<span class="Apple-tab-span" style="white-space:pre"> </span>Disconnect the old ISP</div><div><br class=""></div><div>Personally, if I were running an SMB IT department, I’d much rather face the above 7 steps for each ISP changeover than the joys of ULA+NPTv6.</div><div><br class=""></div><div>OTOH, I’d probably just multi home in most cases, in which case, RIR /48 here I come, easy peasy, current policy.</div><div><br class=""></div><div>Owen</div><div><br class=""><blockquote type="cite" class=""><div class="">On Sep 13, 2021, at 09:38 , Larry R. Dockery <<a href="mailto:lrdocker@co.douglas.or.us" class="">lrdocker@co.douglas.or.us</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta charset="UTF-8" class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Aside from it making ULA+NTPv6 a smart move, perhaps even best practice for the majority of businesses to adopt rather than allow PA-ISP lock-in, no.<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">With the mentioned routing issue not being sustainable however, my proposal is likely DOA.<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Thank you.<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0in 0in;" class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><b class="">From:</b><span class="Apple-converted-space"> </span>Owen DeLong <<a href="mailto:owen@delong.com" style="color: blue; text-decoration: underline;" class="">owen@delong.com</a>><span class="Apple-converted-space"> </span><br class=""><b class="">Sent:</b><span class="Apple-converted-space"> </span>Monday, September 13, 2021 9:00 AM<br class=""><b class="">To:</b><span class="Apple-converted-space"> </span>Larry R. Dockery <<a href="mailto:lrdocker@co.douglas.or.us" style="color: blue; text-decoration: underline;" class="">lrdocker@co.douglas.or.us</a>><br class=""><b class="">Cc:</b><span class="Apple-converted-space"> </span><a href="mailto:arin-ppml@arin.net" style="color: blue; text-decoration: underline;" class="">arin-ppml@arin.net</a><br class=""><b class="">Subject:</b><span class="Apple-converted-space"> </span>Re: [arin-ppml] Proposal - Remove Initial Small Assignment Requirements for IPv6<o:p class=""></o:p></div></div></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Is there a reason that you think the majority of small businesses that are not going to multi home should<o:p class=""></o:p></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">receive PI addresses rather than use PA?<o:p class=""></o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">I’m neither in favor nor opposed at this time, but the answer to the above question is pivotal to whether<o:p class=""></o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">this proposal serves an actual need or merely panders to the idea of PI for everybody, which until we<o:p class=""></o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">change our routing technology to separate locators from identifiers isn’t sustainable.<o:p class=""></o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Owen<o:p class=""></o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><br class=""><br class=""><o:p class=""></o:p></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">On Sep 13, 2021, at 07:51 , Larry R. Dockery <<a href="mailto:lrdocker@co.douglas.or.us" style="color: blue; text-decoration: underline;" class="">lrdocker@co.douglas.or.us</a>> wrote:<o:p class=""></o:p></div></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div class=""><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><a href="https://www.arin.net/participate/policy/proposals/2021/ARIN_prop_301_orig/" style="color: blue; text-decoration: underline;" class="">https://www.arin.net/participate/policy/proposals/2021/ARIN_prop_301_orig/</a><o:p class=""></o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""> <o:p class=""></o:p></div></div><div class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">I would like to hear community feedback on this proposal. Thank you.<o:p class=""></o:p></div></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 9pt; font-family: Helvetica, sans-serif;" class="">_______________________________________________<br class="">ARIN-PPML<br class="">You are receiving this message because you are subscribed to<br class="">the ARIN Public Policy Mailing List (</span><a href="mailto:ARIN-PPML@arin.net" style="color: blue; text-decoration: underline;" class=""><span style="font-size: 9pt; font-family: Helvetica, sans-serif;" class="">ARIN-PPML@arin.net</span></a><span style="font-size: 9pt; font-family: Helvetica, sans-serif;" class="">).<br class="">Unsubscribe or manage your mailing list subscription at:<br class=""></span><a href="https://lists.arin.net/mailman/listinfo/arin-ppml" style="color: blue; text-decoration: underline;" class=""><span style="font-size: 9pt; font-family: Helvetica, sans-serif;" class="">https://lists.arin.net/mailman/listinfo/arin-ppml</span></a><span style="font-size: 9pt; font-family: Helvetica, sans-serif;" class=""><br class="">Please contact<span class="apple-converted-space"> </span></span><a href="mailto:info@arin.net" style="color: blue; text-decoration: underline;" class=""><span style="font-size: 9pt; font-family: Helvetica, sans-serif;" class="">info@arin.net</span></a><span class="apple-converted-space"><span style="font-size: 9pt; font-family: Helvetica, sans-serif;" class=""> </span></span><span style="font-size: 9pt; font-family: Helvetica, sans-serif;" class="">if you experience any issues.</span></div></div></blockquote></div></div></div></div></blockquote></div><br class=""></div></body></html>