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</o:shapelayout></xml><![endif]--></head><body lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'>Hello Maxim,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'>I'm running legacy 1.2 or 1.4, not sure.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'>I see in the latest code that the function is still there. Do you suggest to upgrade or there's a patch to make?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'>Igor.<o:p></o:p></span></p><p class=MsoNormal><a name="_MailEndCompose"><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D;mso-fareast-language:EN-US'><o:p> </o:p></span></a></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>De :</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> sr-users [mailto:sr-users-bounces@lists.sip-router.org] <b>De la part de</b> Maxim Sobolev<br><b>Envoyé :</b> samedi 7 mars 2015 09:14<br><b>À :</b> Kamailio (SER) - Users Mailing List<br><b>Objet :</b> Re: [SR-Users] RTPProxy issue?<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p>Ah, ok, I see now. I did not realize you guys are using resizer. Which version of the software are you actually using? I.e. is it latest rel_2_0 / master, or some legacy 1.x code? We've done quite some revamping down there, so that it needs to be checked against the very latest code to make sure. Let us know.<o:p></o:p></p><p>Thanks!<o:p></o:p></p><div><p class=MsoNormal>On Mar 6, 2015 12:31 AM, "Igor Potjevlesch" <<a href="mailto:igor.potjevlesch@gmail.com">igor.potjevlesch@gmail.com</a>> wrote:<o:p></o:p></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Hi Maxim,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Hard to do because it's in production.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>I have a serious finding since yesterday on how this happened. </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>My understanding is that the function "ts_less" returns FALSE into "rtp_resizer.c" because the timestamp between the two packets is > (1 << 31) [for example: 3740425320].</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>That's result in a drop of any following packets as I can see it into a capture.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Regards,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Igor.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a name="14bee35fcd8b7132__MailEndCompose"><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span></a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>De :</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> sr-users [mailto:<a href="mailto:sr-users-bounces@lists.sip-router.org" target="_blank">sr-users-bounces@lists.sip-router.org</a>] <b>De la part de</b> Maxim Sobolev<br><b>Envoyé :</b> vendredi 6 mars 2015 07:44<br><b>À :</b> Kamailio (SER) - Users Mailing List<br><b>Objet :</b> Re: [SR-Users] RTPProxy issue?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p>Hi Igor, that's bit strange, since the rtpproxy is not checking any of the rtp flags including marker bit. It would help if you can post a tcpdump capture of the streams in question along with the log output of the rtpproxy running at the "dbug" level. Thanks!<o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>On Mar 5, 2015 5:54 AM, "Igor Potjevlesch" <<a href="mailto:igor.potjevlesch@gmail.com" target="_blank">igor.potjevlesch@gmail.com</a>> wrote:<o:p></o:p></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-top:5.0pt;margin-right:0cm;margin-bottom:5.0pt'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>I reviewed again a call trace and I can be more precise: a RTP packet comes with a new SSRC and the Marker bit set to "True". This packet is properly forwarded.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Then, just after this packet, another RTP packet containing a new SSRC with the huge timestamp and the Marker bit set to "True" is coming from the UA. </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>The RTPProxy stops forward since this packet.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Regards,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Igor.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a name="14bee35fcd8b7132_14bea36fb70f59ea__MailE"><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span></a><o:p></o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>De :</b> Igor Potjevlesch [mailto:<a href="mailto:igor.potjevlesch@gmail.com" target="_blank">igor.potjevlesch@gmail.com</a>] <br><b>Envoyé :</b> jeudi 5 mars 2015 11:34<br><b>À :</b> <a href="mailto:miconda@gmail.com" target="_blank">miconda@gmail.com</a>; 'Kamailio (SER) - Users Mailing List'<br><b>Objet :</b> RE: [SR-Users] RTPProxy issue?<o:p></o:p></p></div></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Hello,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Thank you.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Just to let you know, the RTPProxy is running in bridging mode.<br><br>Regards,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'>Igor.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif;color:#1F497D'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>De :</b> sr-users [<a href="mailto:sr-users-bounces@lists.sip-router.org" target="_blank">mailto:sr-users-bounces@lists.sip-router.org</a>] <b>De la part de</b> Daniel-Constantin Mierla<br><b>Envoyé :</b> jeudi 5 mars 2015 09:33<br><b>À :</b> Kamailio (SER) - Users Mailing List<br><b>Objet :</b> Re: [SR-Users] RTPProxy issue?<o:p></o:p></p></div></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'>Hello,<br><br>maybe Maxim (cc-ed) will be able to provide more insights.<br><br>Cheers,<br>DAniel<o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>On 04/03/15 16:59, Igor Potjevlesch wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'>Hello,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'>I discovered an issue related to the handling of "timestamp" and/or "Marker bit" with rtpproxy (I use the latest Extension 20081224).</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'>The call-flow is the following: one UA places a call to A and put this call on hold. Then, the same UA call another number B. Individual streams are ok.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'>When the UA tries to transfer A with B, the RTPProxy receive a RTP packet with a huge timestamp and the Marker bit set to "True".</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'>Just after this RTP packet, RTPProxy stop forward the RTP packets from A to B. B to C is still working.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'>Anyone have an idea?<br><br>Regards,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-GB style='font-size:9.0pt;font-family:"Verdana",sans-serif'>Igor.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'> <o:p></o:p></p><pre>_______________________________________________<o:p></o:p></pre><pre>SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list<o:p></o:p></pre><pre><a href="mailto:sr-users@lists.sip-router.org" target="_blank">sr-users@lists.sip-router.org</a><o:p></o:p></pre><pre><a 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><o:p></o:p></pre></blockquote><p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'> <o:p></o:p></p><pre>-- <o:p></o:p></pre><pre>Daniel-Constantin Mierla<o:p></o:p></pre><pre><a href="http://twitter.com/#!/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a><o:p></o:p></pre><pre>Kamailio World Conference, May 27-29, 2015<o:p></o:p></pre><pre>Berlin, Germany - <a href="http://www.kamailioworld.com" target="_blank">http://www.kamailioworld.com</a><o:p></o:p></pre></div></div><p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'><br>_______________________________________________<br>SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list<br><a href="mailto:sr-users@lists.sip-router.org" target="_blank">sr-users@lists.sip-router.org</a><br><a 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><o:p></o:p></p></blockquote></div></div></div><p class=MsoNormal style='margin-bottom:12.0pt'><br>_______________________________________________<br>SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list<br><a href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a><br><a 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><o:p></o:p></p></blockquote></div></div></body></html>