<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 27 Nov 2018, at 10:51, JORDI PALET MARTINEZ <<a href="mailto:jordi.palet@consulintel.es" class="">jordi.palet@consulintel.es</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span lang="EN-US" class="">Sometimes, for deploying IPv6, you may need small pools of IPv4. For example, for a NAT64 if you go to 464XLAT, which is what all the rest of the world is doing. If there are no more IPv4 addresses in the region, the few left addresses will go more and more and more expensive.<o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span lang="EN-US" class="">So even deploying IPv6 may require some more addresses. If we don’t have a policy like this, how AfriNIC ISPs are going to do it? They could just reuse existing addresses and several levels of NAT: More expensive, worst for the users, worst for the ISP (increased logging cost), works for fighting against cybercrim</span></div></div></blockquote></div><br class=""><div class=""><a href="https://afrinic.net/policy/manual#IPv4-Resource-Transfers-within-AFRINIC-Region" class="">https://afrinic.net/policy/manual#IPv4-Resource-Transfers-within-AFRINIC-Region</a></div><div class=""><br class=""></div><div class=""><a href="https://www.afrinic.net/policy/proposals/2018-v4-001" class="">https://www.afrinic.net/policy/proposals/2018-v4-001</a></div><div class=""><br class=""></div><div class="">The likelihood of inbound transfers happening is low and these cover the eventuality you describe above. Better that legacy addresses are transferred within the AFRINIC region than outbound.</div><div class=""><br class=""></div><div class="">Omo</div></body></html>