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    Had to go in a trip -- will look at it when I get the first chance.<br>
    <br>
    Daniel<br>
    <br>
    <div class="moz-cite-prefix">On 23/03/16 11:53, 张顺通 wrote:<br>
    </div>
    <blockquote
cite="mid:CA+igrvwh696296E3FZnU_QkZ5gigQ9xfJhmjM25A4XSPLDa5KQ@mail.gmail.com"
      type="cite">
      <div dir="ltr"><span style="font-size:14px">Have provided Callid,
          thanks.</span>
        <div style="font-size:14px"><br>
        </div>
        <div style="font-size:14px">
          <div>register callid</div>
          <div>2bbadd72-d733-434e-bd06-45d9ddb5289b</div>
          <div>a7fa5d8f-1e46-4605-9a6e-08751bc75fee</div>
          <div><br>
          </div>
          <div>call</div>
          <div>626fec11-684b-1234-d0b9-ecf4bbde9ef8</div>
        </div>
      </div>
      <div class="gmail_extra"><br>
        <div class="gmail_quote">2016-03-21 18:34 GMT+08:00 张顺通 <span
            dir="ltr"><<a moz-do-not-send="true"
              href="mailto:shuntongzhang@gmail.com" target="_blank">shuntongzhang@gmail.com</a>></span>:<br>
          <blockquote class="gmail_quote" style="margin:0 0 0
            .8ex;border-left:1px #ccc solid;padding-left:1ex">
            <div dir="ltr">Have provided Callid, thanks.
              <div><br>
              </div>
              <div>
                <div>register callid</div>
                <div>2bbadd72-d733-434e-bd06-45d9ddb5289b</div>
                <div>a7fa5d8f-1e46-4605-9a6e-08751bc75fee</div>
                <div><br>
                </div>
                <div>call</div>
                <div>626fec11-684b-1234-d0b9-ecf4bbde9ef8</div>
              </div>
            </div>
            <div class="HOEnZb">
              <div class="h5">
                <div class="gmail_extra"><br>
                  <div class="gmail_quote">2016-03-21 16:45 GMT+08:00
                    Daniel-Constantin Mierla <span dir="ltr"><<a
                        moz-do-not-send="true"
                        href="mailto:miconda@gmail.com" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:miconda@gmail.com">miconda@gmail.com</a></a>></span>:<br>
                    <blockquote class="gmail_quote" style="margin:0 0 0
                      .8ex;border-left:1px #ccc solid;padding-left:1ex">
                      <div bgcolor="#FFFFFF" text="#000000"> Quickly
                        looked at the file and I see several calls
                        there. All of them are exposing the issue? Or
                        can you give the call-id of the call that didn't
                        work fine? I don't want to lose time looking at
                        all the calls, knowing one that is wrong is
                        enough...<br>
                        <br>
                        Cheers,<br>
                        Daniel
                        <div>
                          <div><br>
                            <br>
                            <div>On 21/03/16 03:50, 张顺通 wrote:<br>
                            </div>
                            <blockquote type="cite">
                              <div dir="ltr">I Send you pcap Separatly.
                                <div><br>
                                  <div>Sorry, can't send pcap to mail
                                    list.</div>
                                  <div><br>
                                  </div>
                                  <div>Thanks</div>
                                </div>
                              </div>
                              <div class="gmail_extra"><br>
                                <div class="gmail_quote">2016-03-15
                                  16:08 GMT+08:00 Daniel-Constantin
                                  Mierla <span dir="ltr"><<a
                                      moz-do-not-send="true"
                                      href="mailto:miconda@gmail.com"
                                      target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:miconda@gmail.com">miconda@gmail.com</a></a>></span>:<br>
                                  <blockquote class="gmail_quote"
                                    style="margin:0 0 0
                                    .8ex;border-left:1px #ccc
                                    solid;padding-left:1ex">
                                    <div bgcolor="#FFFFFF"
                                      text="#000000"> Can you attach a
                                      pcap with such situation, which
                                      includes the REGISTER, replies and
                                      the call showing the issue?<br>
                                      <br>
                                      Cheers,<br>
                                      Daniel
                                      <div>
                                        <div><br>
                                          <br>
                                          <div>On 15/03/16 03:36, 张顺通
                                            wrote:<br>
                                          </div>
                                          <blockquote type="cite">
                                            <div dir="ltr">sorry,I have
                                              not expressed clearly.
                                              <div><br>
                                                <div>kamailio will
                                                  recive two REGISTER at
                                                  a time.In first 200 OK
                                                  to REGISTER, Server
                                                  will tell Linphone the
                                                  Linphone Nat Ip and
                                                  Port.</div>
                                                <div>like this:</div>
                                                <div>Via:SIP/2.0/TCP
30.9.2.1:50691;received=42.1.7.1;alias;branch=z9hG4bK.kmhC2L9Rf;rport=33746</div>
                                                <div>and Linphone will
                                                  know it's outside nat
                                                  Ip and port, Linphone
                                                  while use this Ip and
                                                  Port in second
                                                  REGISTER.</div>
                                                <div>like this:</div>
                                                <div>REGSITER </div>
                                                <div>Contact:<a
                                                    moz-do-not-send="true"><a class="moz-txt-link-rfc2396E" href="sip:42.1.7.1:33746;transport=tcp"><sip:

42.1.7.1:33746;transport=tcp></a></a></div>
                                                <div><br>
                                                </div>
                                                <div>So kamailio server
                                                  know Linphone's nated
                                                  ip and port and save
                                                  in DB(contact field).</div>
                                                <div><br>
                                                </div>
                                                <div><br>
                                                </div>
                                                <div>my question is <span
style="font-size:14px">KA_</span><span style="font-size:14px">EDGE
                                                    receive sip from </span><span
style="font-size:14px">KA_</span><span style="font-size:14px">REGISTER
                                                    already have right
                                                    nat ip and port like</span></div>
                                                <div><span
                                                    style="font-size:14px">INVITE
                                                    123456@</span>42.1.7.1:33746;transport=tcp


                                                   SIP/2.0</div>
                                                <div>but <span
                                                    style="font-size:14px">KA_</span><span
style="font-size:14px">EDGE do not send this sip msg to </span><a
                                                    moz-do-not-send="true"
href="http://42.1.7.1:33746" target="_blank">42.1.7.1:33746</a>, it send
                                                  to another nat ip and
                                                  port(other Linphone's
                                                  ip and port behind
                                                  same NAT layer)</div>
                                                <div>
                                                  <div><br>
                                                  </div>
                                                </div>
                                              </div>
                                            </div>
                                            <div class="gmail_extra"><br>
                                              <div class="gmail_quote">2016-03-14
                                                21:42 GMT+08:00
                                                Daniel-Constantin Mierla
                                                <span dir="ltr"><<a
                                                    moz-do-not-send="true"
href="mailto:miconda@gmail.com" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:miconda@gmail.com">miconda@gmail.com</a></a>></span>:<br>
                                                <blockquote
                                                  class="gmail_quote"
                                                  style="margin:0 0 0
                                                  .8ex;border-left:1px
                                                  #ccc
                                                  solid;padding-left:1ex">
                                                  <div bgcolor="#FFFFFF"
                                                    text="#000000">
                                                    Indeed, the ports
                                                    are different,
                                                    that's why adding
                                                    received is
                                                    important in this
                                                    situation.<br>
                                                    <br>
                                                    While local ip and
                                                    local port are in
                                                    most of the cases
                                                    also unique for
                                                    devices behind a nat
                                                    router, it is not
                                                    100% true, because
                                                    there can be many
                                                    layers of NATs,
                                                    which can result in
                                                    seeing same local
                                                    ip/port for devices.<br>
                                                    <br>
                                                    Cheers,<br>
                                                    Daniel
                                                    <div>
                                                      <div><br>
                                                        <br>
                                                        <div>On 14/03/16
                                                          13:06, 张顺通
                                                          wrote:<br>
                                                        </div>
                                                        <blockquote
                                                          type="cite">
                                                          <div dir="ltr"><span
style="font-size:14px">source IP  is same,  But port is different。</span><br>
                                                          <div><span
                                                          style="font-size:14px">like

                                                          INVITE <a
                                                          moz-do-not-send="true"><a class="moz-txt-link-freetext" href="sip:Linphone_nat_Ip:Linphone_nat_port;tcp">sip:Linphone_nat_Ip:Linphone_nat_port;tcp</a></a>;</span></div>
                                                          <div><span
                                                          style="font-size:14px"><br>
                                                          </span></div>
                                                          </div>
                                                          <div
                                                          class="gmail_extra"><br>
                                                          <div
                                                          class="gmail_quote">2016-03-14

                                                          18:26
                                                          GMT+08:00
                                                          Daniel-Constantin
                                                          Mierla <span
                                                          dir="ltr"><<a
moz-do-not-send="true" href="mailto:miconda@gmail.com" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:miconda@gmail.com">miconda@gmail.com</a></a>></span>:<br>
                                                          <blockquote
                                                          class="gmail_quote"
                                                          style="margin:0
                                                          0 0
                                                          .8ex;border-left:1px
                                                          #ccc
                                                          solid;padding-left:1ex">
                                                          <div
                                                          bgcolor="#FFFFFF"
                                                          text="#000000">
                                                          Adding
                                                          received
                                                          information to
                                                          Path helps to
                                                          identify
                                                          properly the
                                                          connection to
                                                          be used.
                                                          Because both
                                                          devices are
                                                          behind the
                                                          same NAT,
                                                          practically
                                                          they show the
                                                          same source IP
                                                          when they send
                                                          traffic to
                                                          server.<br>
                                                          <br>
                                                          Cheers,<br>
                                                          Daniel
                                                          <div>
                                                          <div><br>
                                                          <br>
                                                          <div>On
                                                          14/03/16
                                                          04:05, 张顺通
                                                          wrote:<br>
                                                          </div>
                                                          <blockquote
                                                          type="cite">
                                                          <div dir="ltr"><span
style="font-size:14px">KA_</span><span style="font-size:14px">EDGE have
                                                          two
                                                          IP,external
                                                          public IP and
                                                          internal IP.</span><br>
                                                          <div><span
                                                          style="font-size:14px">I
                                                          add modparam("path",


                                                          "use_received",
                                                          1)  and
                                                          replace
                                                          add_path()
                                                          to add_path_received()
                                                          in edge
                                                          server.</span></div>
                                                          <div><span
                                                          style="font-size:14px">add modparam("registrar",




                                                          "path_use_received",

                                                          1) in </span><span
style="font-size:14px">KA_</span><span style="font-size:14px">REGISTER
                                                          server.</span></div>
                                                          <div><span
                                                          style="font-size:14px"><br>
                                                          </span></div>
                                                          <div><span
                                                          style="font-size:14px">DB


                                                          path info <<a
moz-do-not-send="true"><a class="moz-txt-link-freetext" href="sip:aD15fXXXXXXXXXXXXeEpfqRY=@">sip:aD15fXXXXXXXXXXXXeEpfqRY=@</a></a><a
                                                          moz-do-not-send="true"
href="http://10.10.10.11" target="_blank">10.10.10.11</a>;lr;ob>
                                                          --> <sip:</span><span
style="font-size:14px">10.10.10.11</span><span style="font-size:14px">;lr;received=<a
moz-do-not-send="true"><a class="moz-txt-link-freetext" href="sip:42.129.1.1:43640%3Btransport%3Dtcp">sip:42.129.1.1:43640%3Btransport%3Dtcp</a></a>></span></div>
                                                          <div><span
                                                          style="font-size:14px"><br>
                                                          </span></div>
                                                          <div><span
                                                          style="font-size:14px">This


                                                          kind of
                                                          situation very
                                                          little,It is
                                                          not easy to
                                                          reappear.</span><br>
                                                          </div>
                                                          <div><span
                                                          style="font-size:14px">Can


                                                          you tell me
                                                          why this </span><span
style="font-size:14px">situation happen? and Why this change can solve
                                                          the problem?</span></div>
                                                          <div><br>
                                                          </div>
                                                          <div>Thanks
                                                          for Your Time.<br>
                                                          </div>
                                                          <div><span
                                                          style="font-size:14px"><br>
                                                          </span></div>
                                                          <div><span
                                                          style="font-size:14px"><br>
                                                          </span></div>
                                                          </div>
                                                          <div
                                                          class="gmail_extra"><br>
                                                          <div
                                                          class="gmail_quote">2016-03-09


                                                          22:37
                                                          GMT+08:00
                                                          Daniel Tryba <span
                                                          dir="ltr"><<a
moz-do-not-send="true" href="mailto:d.tryba@pocos.nl" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:d.tryba@pocos.nl">d.tryba@pocos.nl</a></a>></span>:<br>
                                                          <blockquote
                                                          class="gmail_quote"
                                                          style="margin:0
                                                          0 0
                                                          .8ex;border-left:1px
                                                          #ccc
                                                          solid;padding-left:1ex"><span>On


                                                          Wed, Mar 09,
                                                          2016 at
                                                          10:05:11PM
                                                          +0800, 张顺通
                                                          wrote:<br>
                                                          > Yes,Use
                                                          Path in DB.
                                                          like <<a
                                                          moz-do-not-send="true"><a class="moz-txt-link-freetext" href="sip:XXxXXXXXXXXXX/ogxZg=@">sip:XXxXXXXXXXXXX/ogxZg=@</a></a><a
moz-do-not-send="true" href="http://10.10.232.29" rel="noreferrer"
                                                          target="_blank">10.10.232.29</a>;lr;ob><br>
                                                          >
                                                          KA_REGISTER
                                                          wile the path
                                                          info in DB.<br>
                                                          <br>
                                                          </span>Should
                                                          not be a
                                                          problem if you
                                                          use the
                                                          use_received
                                                          options in<br>
                                                          <a
                                                          moz-do-not-send="true"
href="http://kamailio.org/docs/modules/stable/modules/path.html#idp135216"
target="_blank"><a class="moz-txt-link-freetext" href="http://kamailio.org/docs/modules/stable/modules/path.html#idp135216">http://kamailio.org/docs/modules/stable/modules/path.html#idp135216</a></a><br>
                                                          and<br>
                                                          <a
                                                          moz-do-not-send="true"
href="http://kamailio.org/docs/modules/stable/modules/registrar.html#registrar.p.path_use_received"
target="_blank"><a class="moz-txt-link-freetext" href="http://kamailio.org/docs/modules/stable/modules/registrar.html#registrar.p.path_use_received">http://kamailio.org/docs/modules/stable/modules/registrar.html#registrar.p.path_use_received</a></a><br>
                                                          <br>
                                                          (and actually
                                                          add the source
                                                          as received on
                                                          the kamailio
                                                          edge server).<br>
                                                          <div>
                                                          <div><br>
_______________________________________________<br>
                                                          SIP Express
                                                          Router (SER)
                                                          and Kamailio
                                                          (OpenSER) -
                                                          sr-users
                                                          mailing list<br>
                                                          <a
                                                          moz-do-not-send="true"
href="mailto:sr-users@lists.sip-router.org" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a></a><br>
                                                          <a
                                                          moz-do-not-send="true"
href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users"
                                                          target="_blank"><a class="moz-txt-link-freetext" href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users">http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users</a></a><br>
                                                          </div>
                                                          </div>
                                                          </blockquote>
                                                          </div>
                                                          <br>
                                                          </div>
                                                          <br>
                                                          <fieldset></fieldset>
                                                          <br>
                                                          <pre>_______________________________________________
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
<a moz-do-not-send="true" href="mailto:sr-users@lists.sip-router.org" target="_blank">sr-users@lists.sip-router.org</a>
<a moz-do-not-send="true" href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" target="_blank">http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users</a>
</pre>
                                                          </blockquote>
                                                          <br>
                                                          </div>
                                                          </div>
                                                          <span>
                                                          <pre cols="72">-- 
Daniel-Constantin Mierla
<a moz-do-not-send="true" href="http://www.asipto.com" target="_blank">http://www.asipto.com</a>
<a moz-do-not-send="true" href="http://twitter.com/#%21/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a moz-do-not-send="true" href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a>
Kamailio World Conference, Berlin, May 18-20, 2016 - <a moz-do-not-send="true" href="http://www.kamailioworld.com" target="_blank">http://www.kamailioworld.com</a></pre>
                                                          </span></div>
                                                          <br>
_______________________________________________<br>
                                                          SIP Express
                                                          Router (SER)
                                                          and Kamailio
                                                          (OpenSER) -
                                                          sr-users
                                                          mailing list<br>
                                                          <a
                                                          moz-do-not-send="true"
href="mailto:sr-users@lists.sip-router.org" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a></a><br>
                                                          <a
                                                          moz-do-not-send="true"
href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users"
                                                          rel="noreferrer"
target="_blank"><a class="moz-txt-link-freetext" href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users">http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users</a></a><br>
                                                          <br>
                                                          </blockquote>
                                                          </div>
                                                          <br>
                                                          </div>
                                                        </blockquote>
                                                        <br>
                                                        <pre cols="72">-- 
Daniel-Constantin Mierla
<a moz-do-not-send="true" href="http://www.asipto.com" target="_blank">http://www.asipto.com</a>
<a moz-do-not-send="true" href="http://twitter.com/#%21/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a moz-do-not-send="true" href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a>
Kamailio World Conference, Berlin, May 18-20, 2016 - <a moz-do-not-send="true" href="http://www.kamailioworld.com" target="_blank">http://www.kamailioworld.com</a></pre>
                                                      </div>
                                                    </div>
                                                  </div>
                                                </blockquote>
                                              </div>
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                                          <br>
                                          <pre cols="72">-- 
Daniel-Constantin Mierla
<a moz-do-not-send="true" href="http://www.asipto.com" target="_blank">http://www.asipto.com</a>
<a moz-do-not-send="true" href="http://twitter.com/#%21/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a moz-do-not-send="true" href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a>
Kamailio World Conference, Berlin, May 18-20, 2016 - <a moz-do-not-send="true" href="http://www.kamailioworld.com" target="_blank">http://www.kamailioworld.com</a></pre>
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                                  </blockquote>
                                </div>
                                <br>
                              </div>
                            </blockquote>
                            <br>
                            <pre cols="72">-- 
Daniel-Constantin Mierla
<a moz-do-not-send="true" href="http://www.asipto.com" target="_blank">http://www.asipto.com</a>
<a moz-do-not-send="true" href="http://twitter.com/#%21/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a moz-do-not-send="true" href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a>
Kamailio World Conference, Berlin, May 18-20, 2016 - <a moz-do-not-send="true" href="http://www.kamailioworld.com" target="_blank">http://www.kamailioworld.com</a></pre>
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                    </blockquote>
                  </div>
                  <br>
                </div>
              </div>
            </div>
          </blockquote>
        </div>
        <br>
      </div>
    </blockquote>
    <br>
    <pre class="moz-signature" cols="72">-- 
Daniel-Constantin Mierla
<a class="moz-txt-link-freetext" href="http://www.asipto.com">http://www.asipto.com</a>
<a class="moz-txt-link-freetext" href="http://twitter.com/#!/miconda">http://twitter.com/#!/miconda</a> - <a class="moz-txt-link-freetext" href="http://www.linkedin.com/in/miconda">http://www.linkedin.com/in/miconda</a>
Kamailio World Conference, Berlin, May 18-20, 2016 - <a class="moz-txt-link-freetext" href="http://www.kamailioworld.com">http://www.kamailioworld.com</a></pre>
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