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    <p>Hello guys</p>
    <p>Thanks all for the reply about your experiences.</p>
    <p>However the main point of my message is to know if someone has
      solved the issue about IPv6 and Hotspot systems.<br>
      Normally on these systems before the users authenticates in a kind
      of web form the Internet connectivity is blocked, with exceptions
      to certain destinations as DNS and payment gateways sometimes and
      afterwards released for navigation. This relies heavily on NAT and
      redirection techniques so why I would like to find out how it can
      be adapted when IPv6 is present in such scenarios.</p>
    <p>Thanks<br>
      Regards<br>
      Fernando Frediani<br>
    </p>
    <div class="moz-cite-prefix">On 25/05/2019 16:34, JORDI PALET
      MARTINEZ via LACNOG wrote:<br>
    </div>
    <blockquote type="cite"
      cite="mid:7F4D3F8A-6123-47C1-9E23-9A7573B7353B@consulintel.es">
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        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US">Today it doesn’t make sense at all to deploy
            dual-stack WAN links.<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US">Dual-stack in the LANs (WiFi) is fine, but this
            should be done using any of the IPv6 and IPv4-as-a-Service
            mechanisms as described in RFC8585.<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US">I also suggest to read:<o:p></o:p></span></p>
        <p class="MsoNormal"><a
href="https://datatracker.ietf.org/doc/draft-ietf-v6ops-nat64-deployment/"
            moz-do-not-send="true"><span lang="EN-US">https://datatracker.ietf.org/doc/draft-ietf-v6ops-nat64-deployment/</span></a><span
            lang="EN-US"><o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US">(hopefully soon to become an RFC as well)<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US">Unfortunately, at the time being, MikroTik is
            the WORST platform in the world for IPv6 deployment, unless
            you use dual-stack all the way thru, again totally
            anachronic and expensive way of doing it, as it forces you
            to have sufficient IPv4 addresses or CGN, or even worst,
            both of them.<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US">Re-flash your MikroTik’s with OpenWRT and
            you’re done!<o:p></o:p></span></p>
        <div>
          <p class="MsoNormal"><span
              style="font-size:10.5pt;color:black" lang="EN-US"><br>
              Regards,<o:p></o:p></span></p>
          <p class="MsoNormal" style="margin-bottom:12.0pt"><span
              style="font-size:10.5pt;color:black;mso-fareast-language:EN-US"
              lang="EN-US">Jordi<o:p></o:p></span></p>
          <p class="MsoNormal" style="margin-bottom:12.0pt"><span
              style="font-size:10.5pt;color:black;mso-fareast-language:EN-US"
              lang="EN-US"><o:p> </o:p></span></p>
        </div>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:12.0pt;mso-fareast-language:EN-US"
            lang="EN-US"><o:p> </o:p></span></p>
        <div>
          <div>
            <p class="MsoNormal" style="margin-left:35.4pt">El 25/5/19
              17:31, "LACNOG en nombre de Mike Burns" <<a
                href="mailto:lacnog-bounces@lacnic.net"
                moz-do-not-send="true">lacnog-bounces@lacnic.net</a> en
              nombre de <a href="mailto:mike@iptrading.com"
                moz-do-not-send="true">mike@iptrading.com</a>>
              escribió:<o:p></o:p></p>
          </div>
        </div>
        <div>
          <p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
        </div>
        <div>
          <p class="MsoNormal" style="margin-left:35.4pt"><span
              style="font-size:10.0pt;font-family:"Verdana",sans-serif">Hi,
              the authentication process is independent of the IP
              address protocol, it is based upon the router interface.
              Mikrotik used to not include their IPv6 package by
              default, and we had problems running IPv6 to ipv4 tunnels
              effectively. We wanted to do Transit with the IPv6 not
              just management although that would have been easier. <br>
              <br>
              But the problem I explained, which is that nobody has
              asked for it, is the same reason why IpV6 is not more
              widely deployed. It will cost me time and effort to do the
              deployment and if there is no reward, then there is little
              incentive. I thought there might be a public relations
              benefit to announcing that our system is fully dual
              stacked, but my customers who are mostly temporary don't
              really seem to care one way or the other.<br>
              <br>
              It would be easier for us if each of the upstream isps at
              all of our Wi-Fi locations was offering IPv6. But normally
              hotspot providers do not run their own backbones but rely
              on others and just distribute the internet over the last
              few hundred feet to the customers.<br>
              <br>
              I am not sure if there would need to be more customer
              support with a dual stack offering, but  hotspot clients
              as I said are temporary, and it's difficult and expensive
              to try to offer them in-depth technical support. So I
              think hotspot providers try to keep it simple as a rule.<br>
              <br>
              Finally, we began deploying our Network devices more than
              12 years ago and some of them are not firmware upgradeable
              to handle IPv6.<br>
              <br>
              Regards,<br>
              Mike<o:p></o:p></span></p>
          <p class="MsoNormal" style="margin-left:35.4pt"><span
              style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
          <div id="content">
            <p class="MsoNormal"
style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:12.0pt;margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><br>
                ---- On Sat, 25 May 2019 09:39:09 -0400 <b><a class="moz-txt-link-abbreviated" href="mailto:fhfrediani@gmail.com">fhfrediani@gmail.com</a>
                </b>wrote ----<o:p></o:p></span></p>
            <blockquote style="border:none;border-left:solid #CCCCCC
              1.0pt;padding:0cm 0cm 0cm
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                <div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Hello
                        Mike<o:p></o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Thanks
                        for you reply.<o:p></o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">What
                        do you mean by very limited ipv6 support ? Do
                        clients navigate over it or is it just for
                        management of the wireless routers ?<o:p></o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">If
                        there is navigation I wanted to undertand better
                        how the authentication process works in order to
                        release the Internet conection in both v4 and v6
                        afterwards and also the logging of the address
                        was given to a end user.<o:p></o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">The
                        point about customers asking for it I have the
                        view that's not really a point in order to
                        provide IPv6 specially in a Hotspot system where
                        de end user knows nothing about it.<o:p></o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Regards<o:p></o:p></span></p>
                  </div>
                  <div>
                    <p class="MsoNormal"
style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:12.0pt;margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Fernando<o:p></o:p></span></p>
                    <div>
                      <div>
                        <p class="MsoNormal" style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">On
                            Sat, 25 May 2019, 07:25 Mike Burns, <<a
                              href="mailto:mike@iptrading.com"
                              target="_blank" moz-do-not-send="true">mike@iptrading.com</a>>
                            wrote:<o:p></o:p></span></p>
                      </div>
                      <blockquote style="border:none;border-left:solid
                        #CCCCCC 1.0pt;padding:0cm 0cm 0cm
                        6.0pt;margin-top:5.0pt;margin-bottom:5.0pt">
                        <div>
                          <div>
                            <p class="MsoNormal"
style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:12.0pt;margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">We
                                run a network up Wi-Fi hotspots in
                                American RV parks. We use microtik
                                routers to handle the hotspot sign up
                                and setup and these routers have very
                                limited ipv6 support. In addition
                                because we have various internet
                                connections throughout the country, some
                                of whom do not offer ipv6, we had to use
                                tunnels back to our colo center from
                                where we advertise our ipv6 block. Since
                                no customers ever asked for ipv6 we
                                never deployed it.<br>
                                <br>
                                Regards,<br>
                                Mike Burns<o:p></o:p></span></p>
                            <p class="MsoNormal"
                              style="margin-left:35.4pt"><span
                                style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
                            <div
                              id="x_535846822m_6704266770095575913content">
                              <p class="MsoNormal"
style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:12.0pt;margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><br>
                                  ---- On Sat, 25 May 2019 05:59:05
                                  -0400 <b><a
                                      href="mailto:fhfrediani@gmail.com"
                                      target="_blank"
                                      moz-do-not-send="true">fhfrediani@gmail.com</a>
                                  </b>wrote ----<o:p></o:p></span></p>
                              <blockquote
                                style="border:none;border-left:solid
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                                5.0pt;margin-left:3.75pt;margin-top:5.0pt;margin-bottom:5.0pt">
                                <div>
                                  <div>
                                    <p class="MsoNormal"
                                      style="margin-left:35.4pt"><span
                                        style="font-size:10.0pt;font-family:"Verdana",sans-serif">Hello
                                        all<o:p></o:p></span></p>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Has
                                          anyone ever seen a Wifi
                                          Hotspot system with IPv6
                                          support ?<o:p></o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Apparentlly
                                          these systems rely heavly on
                                          NAT and so it has been a
                                          barier for IPv6 support.<o:p></o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Has
                                          anyone seen any scenario where
                                          this has been possible or even
                                          have a theoric idea how would
                                          it been possible to add IPv6
                                          to such systems ?<o:p></o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Thanks<o:p></o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Regards<o:p></o:p></span></p>
                                    </div>
                                    <div>
                                      <p class="MsoNormal"
                                        style="margin-left:35.4pt"><span
style="font-size:10.0pt;font-family:"Verdana",sans-serif">Fernando
                                          Frediani<o:p></o:p></span></p>
                                    </div>
                                  </div>
                                  <p class="MsoNormal"
                                    style="margin-left:35.4pt"><span
                                      style="font-size:10.0pt;font-family:"Verdana",sans-serif">_______________________________________________
                                      <br>
                                      LACNOG mailing list <br>
                                      <a href="mailto:LACNOG@lacnic.net"
                                        target="_blank"
                                        moz-do-not-send="true">LACNOG@lacnic.net</a>
                                      <br>
                                      <a
                                        href="https://mail.lacnic.net/mailman/listinfo/lacnog"
                                        target="_blank"
                                        moz-do-not-send="true">https://mail.lacnic.net/mailman/listinfo/lacnog</a>
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                                      Cancelar suscripcion: <a
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                                      <o:p></o:p></span></p>
                                </div>
                              </blockquote>
                            </div>
                          </div>
                          <p class="MsoNormal"
                            style="margin-left:35.4pt"><span
                              style="font-size:10.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
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                    style="font-size:10.0pt;font-family:"Verdana",sans-serif">_______________________________________________
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      <pre class="moz-quote-pre" wrap="">_______________________________________________
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</pre>
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