<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"><meta http-equiv="Content-Type" content="text/html charset=iso-8859-1"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">Hello, <br><div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div><br></div><div>Thank you for your help</div><div><br></div><div>The REGISTER request is getting to kamailio.</div><div>I attach my tcpdump output:</div><div><a href="http://pastebin.com/3RV9wG5G">http://pastebin.com/3RV9wG5G</a></div><div><br></div><div>Regards, </div><div><br></div><div>Kostas</div><div><br></div><div><div><div>On Jan 15, 2014, at 11:09 AM, Daniel-Constantin Mierla <<a href="mailto:miconda@gmail.com">miconda@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div text="#000000" bgcolor="#FFFFFF" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;">Hello,<br><br>what do you mean by "register fails"?<br><br>Is the REGISTER request getting to kamailio? Is there a reply for it?<br><br>A ngrep output taken on kamailio server for such registration would help to figure out where is the issue.<br><br>Cheers,<br>Daniel<br><br><div class="moz-cite-prefix">On 13/01/14 18:08, meres wrote:<br></div><blockquote cite="mid:000f01cf1082$16f87bd0$44e97370$@com" type="cite"><div class="WordSection1" style="page: WordSection1;"><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US">I have kamailio 4.1.0 running on a server on a real ip and behind a firewall.<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US">NAT detection is enabled on kamailio because many remote clients are behind NAT, so NAT is working fine along with rtpproxy.<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US">Everything else (incoming, outgoing) is working fine except the following:<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US"> </span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US">Users who are connected to our openvpn server (bridged mode) which is on the same subnet with kamailio, fail to register.<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US">I suspect that kamailio detects NAT on these clients as all of them are behind NAT, but they also have obtained a real ip from our openvpn server on their tap interface and as a result, REGISTER fails.<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US"> </span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US">One solution, but not the best is to exclude kamailio from our openvpn routes but I would not prefer this because I wil not be able to manage the server remotely<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US"> </span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US">My config:<span class="Apple-converted-space"> </span><a moz-do-not-send="true" href="http://pastebin.com/JSxzgmKH" style="color: purple; text-decoration: underline;">http://pastebin.com/JSxzgmKH</a><o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US"> </span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;">Any suggestions?<span lang="EN-US"><o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US"> </span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US"> </span></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" style="color: purple; text-decoration: underline;">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" style="color: purple; text-decoration: underline;">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/" style="color: purple; text-decoration: underline;">http://www.asipto.com</a>
<a class="moz-txt-link-freetext" href="http://twitter.com/#!/miconda" style="color: purple; text-decoration: underline;">http://twitter.com/#!/miconda</a> - <a class="moz-txt-link-freetext" href="http://www.linkedin.com/in/miconda" style="color: purple; text-decoration: underline;">http://www.linkedin.com/in/miconda</a></pre>_______________________________________________<br>SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list<br><a href="mailto:sr-users@lists.sip-router.org" style="color: purple; text-decoration: underline;">sr-users@lists.sip-router.org</a><br><a href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" style="color: purple; text-decoration: underline;">http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users</a><br></div></blockquote></div><br></div></div></div><br></body></html>