<html>
  <head>
    <meta content="text/html; charset=ISO-8859-1"
      http-equiv="Content-Type">
  </head>
  <body bgcolor="#FFFFFF" text="#000000">
    Perhaps you do fix_nated_contact() in k1, which should not be done,
    because k1 is not the first hop from ua2.<br>
    <br>
    Cheers,<br>
    Daniel<br>
    <br>
    <div class="moz-cite-prefix">On 13/12/13 02:22, dolphin wrote:<br>
    </div>
    <blockquote
cite="mid:CAO0C94JawOSYKUVDJqeRONHyHeSOB4-2uE88wkPt=3+W=wVkcA@mail.gmail.com"
      type="cite">
      <div dir="ltr">
        <div>
          <div>hello,</div>
          <div><br>
          </div>
          <div>I’m trying to build two kamailio-3.3.4 server  like this:</div>
          <div><br>
          </div>
          <div>ua1 ----> kamailio1(k1)-----> kamailio2(k2)
            -----> ua2</div>
          <div><br>
          </div>
          <div>ua1 (5978003 )  is register k1   </div>
          <div>ua2 (5001005)   is register k2 </div>
          <div><br>
          </div>
          <div>When ua1 callout to ua2 sip process through k1 and k2</div>
          <div><br>
          </div>
          <div>The problem is k2 server ACK not transfer to ua2  and  k2
            has received ack signals from u1 through k1</div>
          <div><br>
          </div>
          <div>I ngrep sip process for k2 and k2 /var/log/debug </div>
          <div><br>
          </div>
          <div>see the attached File ngrep_k2server.txt, debug_k2 </div>
          <div><br>
          </div>
          <div>1.</div>
          <div>First ACK uri have ua2 number
            <a class="moz-txt-link-freetext" href="sip:5001005@xxx.xxx.xxx.xxx(k2):5003;ob">sip:5001005@xxx.xxx.xxx.xxx(k2):5003;ob</a>  ,   is correct !!</div>
          <div><br>
          </div>
          <div>2. Second ack not include 5001005  , again loop itself  
              ; Route:
            <a class="moz-txt-link-rfc2396E" href="sip:xxx.xxx.xxx.xxx(k2):5003;lr;did=763.941"><sip:xxx.xxx.xxx.xxx(k2):5003;lr;did=763.941></a></div>
          <div>loose_route  Next hop:
            '<a class="moz-txt-link-freetext" href="sip:xxx.xxx.xxx.xxx(k2):5003;lr;did=763.941">sip:xxx.xxx.xxx.xxx(k2):5003;lr;did=763.941</a>' is loose
            router.</div>
          <div><br>
          </div>
          <div>so  next  hop  Not found in usrloc db  5001005 user and
            not  transfer to ua2 </div>
          <div><br>
          </div>
          <div>How to fix this problem, any suggestions ? </div>
        </div>
        <br clear="all">
        <div><br>
        </div>
      </div>
      <br>
      <fieldset class="mimeAttachmentHeader"></fieldset>
      <br>
      <pre wrap="">_______________________________________________
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
<a class="moz-txt-link-abbreviated" href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a>
<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>
</pre>
    </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></pre>
  </body>
</html>