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    <p>Hi everyone,</p>
    <p>I would like to bring this SL-bis like proposal that is being
      discussed in RIPE-NCC : <br>
    </p>
    <p><a class="moz-txt-link-freetext" href="https://www.ripe.net/participate/policies/proposals/2017-03">https://www.ripe.net/participate/policies/proposals/2017-03</a><br>
      <br>
      The discussion has just started but it is interesting to see the
      principles and rationales of SL-bis shared in another region with
      more IPv4, more IPv6 and fewer newcomers to worry about. <br>
    </p>
    <p>Best regards<br>
    </p>
    <pre class="moz-signature" cols="72">Honest Ornella GANKPA</pre>
    <div class="moz-cite-prefix">Le 29/08/2017 à 14:03, ALAIN AINA a
      écrit :<br>
    </div>
    <blockquote type="cite"
      cite="mid:4B3E5FAD-8425-415A-B2DB-989CCF0F46C0@trstech.net">
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                <div class="">Hi John,</div>
                <br class="">
                <div>
                  <blockquote type="cite" class="">
                    <div class="">On 19 Aug 2017, at 08:15, John Hay
                      <<a href="mailto:jhay@meraka.csir.co.za"
                        class="" moz-do-not-send="true">jhay@meraka.csir.co.za</a>>
                      wrote:</div>
                    <br class="Apple-interchange-newline">
                    <div class="">
                      <div dir="ltr" class="">Hi Alain,<br class="">
                        <div class="">
                          <div class="gmail_extra"><br class="">
                            <div class="gmail_quote">On 17 August 2017
                              at 18:35, ALAIN AINA <span dir="ltr"
                                class=""><<a
                                  href="mailto:aalain@trstech.net"
                                  target="_blank" class=""
                                  moz-do-not-send="true">aalain@trstech.net</a>></span>
                              wrote:<br class="">
                              <blockquote class="gmail_quote"
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                                <div class="">
                                  <div class="">Hi John,</div>
                                  <div class=""> </div>
                                  <div class="">
                                    <div class=""> Thanks for these
                                      comments and questions.  It is the
                                      sort of discussions, i am trying
                                       to attract with my  recent mail
                                      on the proposal(*) See inline...</div>
                                  </div>
                                </div>
                              </blockquote>
                              <div class=""><br class="">
                              </div>
                              <div class="">Maybe I should have climbed
                                off my lurker chair earlier. :-/</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">Before I answer some of the
                                questions, I think the group should
                                discuss how they think the IPv4 to IPv6
                                transition is going to happen. While we
                                might not totally agree because it will
                                be speculation, I think it can help to
                                better shape policies like the soft
                                landing one.</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">Let me start and if someone
                                wants to respond on this part, we can
                                split it in a separate thread?</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">If one look at the Google
                                IPv6 Statistics page: <a
                                  href="https://www.google.com/intl/en/ipv6/statistics.html"
                                  target="_blank" class=""
                                  moz-do-not-send="true">https://www.google.com/intl/<wbr
                                    class="">en/ipv6/statistics.html</a></div>
                              <div class=""><br class="">
                              </div>
                              <div class="">If one extrapolate the
                                graph, 50% of Google users will be using
                                IPv6 to reach them in around 3 years. So
                                after that IPv4 is the minority
                                protocol.</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">At some stage we are going
                                to see sites or users with only IPv6
                                addresses. That might put pressure on
                                current IPv4 only sites to add IPv6,
                                especially if it is a CEO that cannot
                                communicate with someone and he finds
                                out that it is because his IT guys never
                                implemented IPv6.</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">So at some stage even those
                                that think they have lots of IPv4 space,
                                will implement IPv6 because they need to
                                communicate with IPv6 only sites or
                                people. This will cause the use of IPv4
                                to dwindle because most Operating
                                Systems prefer IPv6 for connections if
                                the destination has both.<br class="">
                              </div>
                              <div class=""><br class="">
                              </div>
                              <div class="">ISPs will see traffic
                                through their v6tov4 translation boxes
                                dwindle and if v6tov4 cloud services
                                appear, might prefer out sourcing that
                                rather than doing it themselves to keep
                                those last sites accessible to their
                                IPv6 only clients.</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">At some stage sites will
                                start to switch IPv4 off on dual stack
                                machines and if IPv4 traffic still
                                warrants it, maybe just a small
                                translation box will be in the kept in
                                the corner.</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">Already a lot of the big
                                sites people access are available on
                                IPv6, Google, Akamai (also everyone that
                                use them to host their data), Facebook,
                                CNN... Those that do not have it yet,
                                are busy implementing it.</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">So all this leads me to
                                think that in 3-4 years and probably
                                earlier, it will be natural for anybody
                                building a new network will do it IPv6
                                only and have a few IPv4 addresses with
                                a v6tov4 translation service of some
                                kind to handle those few sites his users
                                still need to access over IPv4. Not like
                                now where most people first think of
                                IPv4 addresses and then almost as an
                                afterthought add IPv6.<br class="">
                              </div>
                              <div class=""><br class="">
                              </div>
                              <div class="">So that leads to the
                                question, how long do we have to make
                                IPv4 addresses last because ending up
                                with a big block that was never
                                allocated is unfair to those that could
                                have used it now. Burning everything
                                today is unfair to the new guys
                                requesting tomorrow. Will it be unfair
                                to a new guy in 5 years though?</div>
                              <div class=""> <br class="">
                              </div>
                              <div class="">So with that as background…</div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <div>Nice  background. </div>
                  <div><br class="">
                  </div>
                  <div>I also like your extrapolation toward 50%  of
                     the google users using IPv6 in around 3 years and
                     IPv4 minority status thereafter. The main goal has
                    always been to move from the  predominantly
                    IPv4-based connectivity model to a predominantly
                    IPv6-based connectivity model.</div>
                  <div class=""><br class="">
                  </div>
                  <div>I will not argue much, as you said, doing so,
                    will  just be adding to speculation.</div>
                  <div><br class="">
                  </div>
                  <div>I share your optimistic views on things here and
                    will just build on it.</div>
                  <div><br class="">
                  </div>
                  <div>-  While the google global stats sound
                    encouraging, the growth is not uniform across
                    regions and countries. The per  region and country
                    distribution is more revealing.</div>
                  <div><br class="">
                  </div>
                  <div><a
href="https://www.google.com/intl/en/ipv6/statistics.html#tab=per-country-ipv6-adoption&tab=per-country-ipv6-adoption"
                      class="" moz-do-not-send="true">https://www.google.com/intl/en/ipv6/statistics.html#tab=per-country-ipv6-adoption&tab=per-country-ipv6-adoption</a></div>
                  <div><br class="">
                  </div>
                  <div>- Even if IPv4 becomes minority in 3 years, it
                    will still  be in the game and may still be
                     majority in some regions  including ours. </div>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <br class="">
                  <blockquote type="cite" class="">
                    <div class="">
                      <div dir="ltr" class="">
                        <div class="">
                          <div class="gmail_extra">
                            <div class="gmail_quote">
                              <div class=""> <br class="">
                              </div>
                              <blockquote class="gmail_quote"
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                                <div class=""><br class="">
                                  <div class="">
                                    <blockquote type="cite" class="">
                                      <div class="">On 14 Aug 2017, at
                                        19:48, John Hay <<a
                                          href="mailto:jhay@meraka.csir.co.za"
                                          target="_blank" class=""
                                          moz-do-not-send="true">jhay@meraka.csir.co.za</a>>
                                        wrote:</div>
                                      <br
class="gmail-m_1604065126668407761gmail-m_-7301121054839402356Apple-interchange-newline">
                                      <div class="">
                                        <div dir="ltr" class=""><br
                                            class="">
                                          <div class="">I prefer the
                                            current soft landing policy,
                                            except that I do like the
                                            direction of section 5.4.7
                                            (IPv6 deployment reserve) of
                                            the -BIS proposal.</div>
                                        </div>
                                      </div>
                                    </blockquote>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">
                                      <div class=""><br class="">
                                      </div>
                                      <div class=""> SL-BIS with the max
                                        in phase 1 to /13 instead of /18
                                        ?</div>
                                    </div>
                                  </div>
                                </div>
                              </blockquote>
                              <div class=""><br class="">
                              </div>
                              <div class="">It depends on what we want
                                to achieve. So it has to compliment the
                                rest of the policy. If the policy make
                                it possible for a company to get the
                                same size via multiple small requests,
                                we just cause AFRINIC staff more work
                                and we fragment the routing tables more,
                                if we force the block too small.</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">Fair is a word that has been
                                used in the soft landing threads and it
                                is one of those words that sounds so
                                simple, but it is not and I think that
                                is in part what caused all the
                                "unhappiness" in the Soft Landing
                                related threads.
                                <div class=""><br class="">
                                </div>
                                <div class="">To some it is fair to deny
                                  someone that needs it now because he
                                  already got some, for in case someone
                                  else comes later.</div>
                                <div class=""><br class="">
                                </div>
                                <div class="">To others it is fair to
                                  give to ones that ask now because they
                                  need it now and we do not know how
                                  many will really come in future and
                                  they might not even need their own
                                  IPv4 addresses anymore.</div>
                                <div class=""><br class="">
                                </div>
                                <div class="">Both have a point and I
                                  think we need to find a middle way
                                  that feels fairly fair to both sides.
                                  :-)</div>
                              </div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <div>That  is the whole exercise we have been trying
                    to build consensus around for the past 18 months.
                    keep serving existing members and made provision for
                    new comers without creating an unused space for a
                    long period.</div>
                  <div><br class="">
                  </div>
                  <div>The current SL adopted gradual exhaustion :</div>
                  <div>Phase 1, move from /10 to /13.  no limit on
                    number of requests.</div>
                  <div>Phase 2,  set max to /22,  no limit on number of
                    requests</div>
                  <div>set a /12 for unforeseen future for board to
                    decide on when pool is empty</div>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <div>current stats show:</div>
                  <div><br class="">
                  </div>
                  <div>-  87% of the afrinic membership are <= small
                    ( >=/18 - < /16). which led to all the
                    proposals to fix phase 1:  max to /18 or /17 or /16
                    instead of /13</div>
                  <div><br class="">
                  </div>
                  <div>- the minimum allocation size is /22 and the last
                    6 years stats show that  /22 is the biggest
                    allocation per prefix  distribution. </div>
                  <div><br class="">
                  </div>
                  <div>SL-bis 4.0 after long series of discussions
                    proposes:</div>
                  <div><br class="">
                  </div>
                  <div>
                    <div>Phase 1, move from /10 to /18.  no limit on
                      number of requests.</div>
                    <div>Phase 2,  set max to /22,  no limit on number
                      of requests</div>
                    <div>Turn the unforeseen future  reserve of /12 to
                       IPv6 deployment  dedicated reserve:</div>
                    <div><br class="">
                    </div>
                    <div>* serve old and new members to allow access to
                      legacy v4-only networks from v6-only networks</div>
                    <div>* with the special and restrictive  allocation
                      criteria set in  5.4.7</div>
                  </div>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <br class="">
                  <blockquote type="cite" class="">
                    <div class="">
                      <div dir="ltr" class="">
                        <div class="">
                          <div class="gmail_extra">
                            <div class="gmail_quote">
                              <div class="">
                                <div class=""><br class="">
                                </div>
                              </div>
                              <div class="">Maybe the fairness should be
                                that for the duration of phase 1,
                                anybody that requests, and meet the
                                criteria can get IPv4 space. If we
                                really want to, we can use -BIS 5.4.4,
                                where you show your planning for the
                                next 8 months and you get what you will
                                need for those 8 months. But then you
                                must be able to come back and request
                                again at the end of that period. This is
                                fair because someone cannot just hog all
                                space in the beginning, so right up to
                                the end newcomers also have a chance to
                                get space. Remember big guys connecting
                                many people to the internet, are not our
                                enemy. They do what we all think should
                                happen in Africa, they connect people to
                                the internet. Content providers should
                                also be able to get IPv4 addresses
                                because the only reason they need IPv4
                                addresses is because you have not
                                implemented IPv6 for your users yet. :-)
                                And they need to put their servers close
                                because that makes your users happy with
                                you. :-)<br class="">
                              </div>
                              <div class=""><br class="">
                              </div>
                              <div class="">
                                <div class="">I think the phase 2 and
                                  "IPv6 deployment reserve" blocks
                                  should be folded in a single smallish
                                  block, that is kept for only new
                                  requests and for some really critical
                                  invention. I don't think even DNS
                                  should be classified as critical. New
                                  requests get a single /24. AFRINIC
                                  gets about 150 new members a year, so
                                  calculations should be based around
                                  that.<br class="">
                                </div>
                                <div class=""><br class="">
                                </div>
                                It is also fair to newcomers because
                                even if they come after we have run out
                                of the big (phase 1) block, they will
                                get a /24. If they arrive before we run
                                out, they can get a bigger block, like
                                the rest.</div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <div>i see your points…. but</div>
                  <div> </div>
                  <div>The reserve is  for people running v6-only and
                    need some v4 for v4overv6 using v4 sharing. New
                    comers will meet the criteria at 1st request which
                    is the main goal.  At the same time, not to deny old
                    members who can justify that any other allocation
                    can meet the need. </div>
                  <div><br class="">
                  </div>
                  <div>Again not to deny legitimate  needs  and avoid
                     pushing old members to become new member through
                    artifices  ? </div>
                  <div><br class="">
                  </div>
                  <br class="">
                  <blockquote type="cite" class="">
                    <div class="">
                      <div dir="ltr" class="">
                        <div class="">
                          <div class="gmail_extra">
                            <div class="gmail_quote">
                              <div class=""><br class="">
                              </div>
                              <div class="">If we think people found
                                ways to receive IPv4 address space and
                                use it for uses that are detrimental to
                                the growth of internet in Africa, we
                                should fix the eligibility criteria or
                                maybe if it is possible, add a clause to
                                say for which kinds of use the address
                                space may be allocated. <br class="">
                              </div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <div>….and make sure we can review compliance… </div>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <br class="">
                  <blockquote type="cite" class="">
                    <div class="">
                      <div dir="ltr" class="">
                        <div class="">
                          <div class="gmail_extra">
                            <div class="gmail_quote">
                              <div class=""> <br class="">
                              </div>
                              <blockquote class="gmail_quote"
                                style="margin:0px 0px 0px
                                0.8ex;border-left:1px solid
                                rgb(204,204,204);padding-left:1ex">
                                <div class="">
                                  <div class="">
                                    <div class="">
                                      <div class=""><br class="">
                                      </div>
                                    </div>
                                    <br class="">
                                    <blockquote type="cite" class="">
                                      <div class="">
                                        <div dir="ltr" class="">
                                          <div class=""> I would take it
                                            a step further to say that
                                            only new <span
                                              class="gmail-m_1604065126668407761gmail-m_-7301121054839402356gmail-"
id="gmail-m_1604065126668407761gmail-m_-7301121054839402356gmail-:9sf.21">LIRs</span>
                                            and End Users can get
                                            assignments from it. Maybe
                                            even only new <span
                                              class="gmail-m_1604065126668407761gmail-m_-7301121054839402356gmail-"
id="gmail-m_1604065126668407761gmail-m_-7301121054839402356gmail-:9sf.22">LIRs</span>?<br
                                              class="">
                                          </div>
                                          <div class=""><br class="">
                                          </div>
                                          <div class="">Keeping a /12
                                            for that might be too big.
                                            Looking at <span
                                              class="gmail-m_1604065126668407761gmail-m_-7301121054839402356gmail-"
id="gmail-m_1604065126668407761gmail-m_-7301121054839402356gmail-:9sf.23">AFRINIC</span>
                                            statistics, there are about
                                            150 new members a year, so
                                            for 10 years (which I think
                                            is too long, but a nice
                                            round number), 1500, rounded
                                            up to 2048 at a /24 each is
                                            a /13 that needs to be kept
                                            out.</div>
                                        </div>
                                      </div>
                                    </blockquote>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">The spirit of the
                                      current SL which SL-bis followed
                                      is to make fair distribution, give
                                      chance to many, at all stages, but
                                      avoid stocking unused space.</div>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">Thus, the no limit on
                                      numbers of request from members in
                                      Phase 1 and Phase 2.</div>
                                  </div>
                                </div>
                              </blockquote>
                              <div class=""><br class="">
                              </div>
                              <div class="">But 5.4.6.2 in -BIS does
                                limit it?</div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  As i said 5.4.6.2 was introduced in SL-bis 5.0 as a
                  compromise  to a community “approved” version which
                  was supposed to reach consensus and be fast tracked.</div>
                <div><br class="">
                </div>
                <div>
                  <blockquote type="cite" class="">
                    <div class="">
                      <div dir="ltr" class="">
                        <div class="">
                          <div class="gmail_extra">
                            <div class="gmail_quote">
                              <div class=""> <br class="">
                              </div>
                              <blockquote class="gmail_quote"
                                style="margin:0px 0px 0px
                                0.8ex;border-left:1px solid
                                rgb(204,204,204);padding-left:1ex">
                                <div class="">
                                  <div class="">
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">The same spirit
                                      prevails with the dedicated
                                      reserve for IPv6 deployment:</div>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">- Covers new comers as
                                      well as old players(LIRs and
                                       End-users) if they meet
                                      5.4.7.2.2. </div>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">=====</div>
                                    <div class="">5.4.7.2.2 The
                                      applicant must demonstrate that no
                                      other allocations or assignments
                                      will meet this need.</div>
                                    <div class="">=======</div>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">-  Make the reserve to
                                      last for some times with :</div>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">* Reserve size (/12)</div>
                                    <div class="">* Limit the max
                                      allocation to /24 with an
                                      allocations/assignment  window of
                                      6 months(so a member can only get
                                      a max of /23 in 12 months)</div>
                                  </div>
                                </div>
                              </blockquote>
                              <blockquote class="gmail_quote"
                                style="margin:0px 0px 0px
                                0.8ex;border-left:1px solid
                                rgb(204,204,204);padding-left:1ex">
                                <div class="">
                                  <div class="">
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">a /12 represents a
                                      total of 1,048,576 IPs. At  a rate
                                      of 100 nodes sharing one public
                                      IPv4, this IPv6 dedicated reserve
                                      allows about 104,857,600 nodes
                                      access to legacy v4-only networks
                                      through IPv6-only networks, when
                                       no more v4 space is left in
                                      AFRINIC normal  pool.</div>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">Africa has the lowest
                                      Internet penetration and the
                                      biggest growth rate (2000-2017) <a
href="http://www.internetworldstats.com/stats.htm" target="_blank"
                                        class="" moz-do-not-send="true">http://www.internetworldstats.<wbr
                                          class="">com/stats.htm</a></div>
                                  </div>
                                </div>
                              </blockquote>
                              <div class=""><br class="">
                              </div>
                              <div class="">True and there is no denying
                                that. But it also does not say future
                                growth has to be in IPv4 internet. </div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <div>Definitely not. I read this as : We have a huge
                    users to be connected in this region, which must be
                    around v6, but we have to guarantee access to legacy
                    v4-only for a long period  as  probability is high
                    for persistent v4-only  for extended period in this
                    region.</div>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  <br class="">
                  <blockquote type="cite" class="">
                    <div class="">
                      <div dir="ltr" class="">
                        <div class="">
                          <div class="gmail_extra">
                            <div class="gmail_quote">
                              <div class="">I think anybody building a
                                new network now and not building it with
                                IPv6 from the ground up and just adding
                                IPv4 where needed, is wasting time and
                                money. The point of internet is to
                                communicate and get data/information
                                from the rest of the world, so you have
                                to do what the rest of the world is
                                doing, not what they did 5 years ago.<br
                                  class="">
                              </div>
                              <div class=""><br class="">
                              </div>
                              <div class="">While a 100 nodes sharing an
                                IPv4 address might be needed now, if you
                                have rolled out IPv6 and get decent IPv6
                                connectivity, you might soon find out
                                that you can make the ratio higher. (For
                                our group of about 300 people with
                                dual-stacked machines, only half of our
                                internet traffic is IPv4 these days.)</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">PS. I would put a question
                                mark around their statistics because
                                they are clearly behind the times with
                                their web site not reachable via IPv6.</div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                  <div><br class="">
                  </div>
                  <div><br class="">
                  </div>
                  :-)</div>
                <div><br class="">
                  <blockquote type="cite" class="">
                    <div class="">
                      <div dir="ltr" class="">
                        <div class="">
                          <div class="gmail_extra">
                            <div class="gmail_quote">
                              <div class=""> <br class="">
                              </div>
                              <blockquote class="gmail_quote"
                                style="margin:0px 0px 0px
                                0.8ex;border-left:1px solid
                                rgb(204,204,204);padding-left:1ex">
                                <div class="">
                                  <div class="">
                                    <div class=""><br class="">
                                    </div>
                                    <blockquote type="cite" class="">
                                      <div class="">
                                        <div dir="ltr" class="">
                                          <div class=""><br class="">
                                          </div>
                                          <div class="">I do not like
                                            5.4.6.2 in the -BIS
                                            proposal, because it
                                            penalise legitimate big
                                            members, just because they
                                            are big. (And big members
                                            are not less efficient with
                                            addresses.) Telling a member
                                            you can get 8 months worth
                                            of addresses every 24 months
                                            is not going to fit in their
                                            business plan. It will be
                                            almost the same as telling
                                            them come once only.</div>
                                        </div>
                                      </div>
                                    </blockquote>
                                    <div class=""><br class="">
                                    </div>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">5.4.6 was introduced
                                      in SL-BIS 5.0 based on a community
                                      request to fill a gap conditions
                                      in SL-bis 4.0</div>
                                    <div class=""><br class="">
                                    </div>
                                    <blockquote type="cite" class="">
                                      <div class="">
                                        <div dir="ltr" class="">
                                          <div class=""><br class="">
                                          </div>
                                          <div class="">It feels like
                                            this part was done to
                                            achieve a hidden agenda.
                                            That might be better done by
                                            updating the eligibility
                                            criteria.</div>
                                        </div>
                                      </div>
                                    </blockquote>
                                    <div class=""><br class="">
                                    </div>
                                    <div class="">
                                      <div class=""><br class="">
                                      </div>
                                      <div class="">The motivations for
                                        the 5.4.6.2 shall be read in the
                                        SL-SD proposal.   <a
                                          href="https://afrinic.net/fr/library/policies/2089-soft-landing-sd"
                                          target="_blank" class=""
                                          moz-do-not-send="true">https://afrinic.net/fr/library<wbr
                                            class="">/policies/2089-soft-landing-sd</a></div>
                                    </div>
                                  </div>
                                </div>
                              </blockquote>
                              <div class=""><br class="">
                              </div>
                              <div class="">I have read that, but miss
                                the reasoning behind it. I just see:</div>
                              <div class=""><br class="">
                              </div>
                              <div class=""> <i class="">"b. Allows
                                  organizations to request
                                  allocations/assignments without
                                  limiting the number of times or
                                  maximum size that can be requested.
                                  The authors of this policy feel this
                                  is not prudent management of the last
                                  /8 block.”</i></div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                  <div><br class="">
                  </div>
                  There are more authoritative voices to elaborate  on
                   this.</div>
                <div><br class="">
                </div>
                <div><br class="">
                </div>
                <div>In conclusion,</div>
                <div><br class="">
                </div>
                <div>As to decide today taking into account:</div>
                <div>- all we discuss here</div>
                <div>- the statistics for the region</div>
                <div>- the upcoming implementation of Intra-region v4
                  transfer</div>
                <div>-  the specificities of this region,</div>
                <div><br class="">
                </div>
                <div> wise risks management strategy would recommend
                   the “conservative” approach which counts v4 in our v6
                  future for the coming years. Better be proven wrong
                   in this mode than in the others ? </div>
                <div><br class="">
                </div>
                <div><br class="">
                </div>
                <div>Merci</div>
                <div><br class="">
                </div>
                <div>—Alain</div>
                <div>=======<br class="">
                  <blockquote type="cite" class="">
                    <div class="">
                      <div dir="ltr" class="">
                        <div class="">
                          <div class="gmail_extra">
                            <div class="gmail_quote">
                              <div class="">
                                <div class=""><br class="">
                                </div>
                              </div>
                              <div class="">Regards</div>
                              <div class=""><br class="">
                              </div>
                              <div class="">John</div>
                              <div class="">--</div>
                              <div class="">John Hay</div>
                              <div class=""><br class="">
                              </div>
                              <div class=""><br class="">
                              </div>
                              <br class="">
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                </div>
                <br class="">
              </div>
            </div>
          </div>
        </div>
      </div>
      <br>
      <fieldset class="mimeAttachmentHeader"></fieldset>
      <br>
      <pre wrap="">_______________________________________________
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</pre>
    </blockquote>
    <br>
  <br /> <table style="border-top: 1px solid #D3D4DE;">
        <tr>
      <td style="width: 55px; padding-top: 18px;"><a href="https://www.avast.com/fr-fr/c-malware?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclients&utm_term=oa-2335-v2-c" target="_blank"><img src="https://ipmcdn.avast.com/images/2016/icons/icon-envelope-tick-round-orange_184x116-v1.png" width="46" height="29" style="width: 46px; height: 29px;" /></a></td>
                <td style="width: 470px; padding-top: 17px; color: #41424e; font-size: 13px; font-family: Arial, Helvetica, sans-serif; line-height: 18px;">Vérification des <a href="https://www.avast.com/fr-fr/c-malware?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclients&utm_term=oa-2335-v2-c" target="_blank" style="color: #4453ea;">malwares</a> effectuée          </td>
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</table>
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