<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta name="Microsoft Theme 2.00" content="strtedge 011"><meta http-equiv=Content-Type content="text/html; charset=koi8-r"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:Consolas;
panose-1:2 11 6 9 2 2 4 3 2 4;}
@font-face
{font-family:"Courier New \;";}
@font-face
{font-family:"Courier New \, serif \;";
panose-1:0 0 0 0 0 0 0 0 0 0;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Arial","sans-serif";
color:black;
mso-fareast-language:EN-US;}
h1
{mso-style-priority:9;
mso-style-link:"Заголовок 1 Знак";
margin-top:24.0pt;
margin-right:0cm;
margin-bottom:0cm;
margin-left:0cm;
margin-bottom:.0001pt;
page-break-after:avoid;
font-size:16.0pt;
font-family:"Arial","sans-serif";
color:black;
mso-fareast-language:EN-US;}
h2
{mso-style-priority:9;
mso-style-link:"Заголовок 2 Знак";
margin-top:10.0pt;
margin-right:0cm;
margin-bottom:0cm;
margin-left:0cm;
margin-bottom:.0001pt;
page-break-after:avoid;
font-size:14.0pt;
font-family:"Arial","sans-serif";
color:black;
mso-fareast-language:EN-US;
font-weight:normal;}
h3
{mso-style-priority:9;
mso-style-link:"Заголовок 3 Знак";
margin-top:10.0pt;
margin-right:0cm;
margin-bottom:0cm;
margin-left:0cm;
margin-bottom:.0001pt;
page-break-after:avoid;
font-size:13.0pt;
font-family:"Arial","sans-serif";
color:black;
mso-fareast-language:EN-US;
font-weight:normal;}
h4
{mso-style-priority:9;
mso-style-link:"Заголовок 4 Знак";
margin-top:10.0pt;
margin-right:0cm;
margin-bottom:0cm;
margin-left:0cm;
margin-bottom:.0001pt;
page-break-after:avoid;
font-size:14.0pt;
font-family:"Arial","sans-serif";
color:black;
mso-fareast-language:EN-US;
font-weight:normal;}
h5
{mso-style-priority:9;
mso-style-link:"Заголовок 5 Знак";
margin-top:10.0pt;
margin-right:0cm;
margin-bottom:0cm;
margin-left:0cm;
margin-bottom:.0001pt;
page-break-after:avoid;
font-size:13.0pt;
font-family:"Arial","sans-serif";
color:black;
mso-fareast-language:EN-US;
font-weight:normal;}
h6
{mso-style-priority:9;
mso-style-link:"Заголовок 6 Знак";
margin-top:10.0pt;
margin-right:0cm;
margin-bottom:0cm;
margin-left:0cm;
margin-bottom:.0001pt;
page-break-after:avoid;
font-size:11.0pt;
font-family:"Arial","sans-serif";
color:black;
mso-fareast-language:EN-US;
font-weight:normal;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#660000;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#003399;
text-decoration:underline;}
pre
{mso-style-priority:99;
mso-style-link:"Стандартный HTML Знак";
margin:0cm;
margin-bottom:.0001pt;
font-size:10.0pt;
font-family:"Courier New";
color:black;}
tt
{mso-style-priority:99;
font-family:"Courier New";}
p.MsoAcetate, li.MsoAcetate, div.MsoAcetate
{mso-style-priority:99;
mso-style-link:"Текст выноски Знак";
margin:0cm;
margin-bottom:.0001pt;
font-size:8.0pt;
font-family:"Tahoma","sans-serif";
color:black;
mso-fareast-language:EN-US;}
span.HTML
{mso-style-name:"Стандартный HTML Знак";
mso-style-priority:99;
mso-style-link:"Стандартный HTML";
font-family:Consolas;
color:black;}
span.1
{mso-style-name:"Заголовок 1 Знак";
mso-style-priority:9;
mso-style-link:"Заголовок 1";
font-family:"Arial","sans-serif";
color:black;
font-weight:bold;}
span.2
{mso-style-name:"Заголовок 2 Знак";
mso-style-priority:9;
mso-style-link:"Заголовок 2";
font-family:"Arial","sans-serif";
color:black;}
span.3
{mso-style-name:"Заголовок 3 Знак";
mso-style-priority:9;
mso-style-link:"Заголовок 3";
font-family:"Arial","sans-serif";
color:black;}
span.4
{mso-style-name:"Заголовок 4 Знак";
mso-style-priority:9;
mso-style-link:"Заголовок 4";
font-family:"Arial","sans-serif";
color:black;}
span.5
{mso-style-name:"Заголовок 5 Знак";
mso-style-priority:9;
mso-style-link:"Заголовок 5";
font-family:"Arial","sans-serif";
color:black;}
span.6
{mso-style-name:"Заголовок 6 Знак";
mso-style-priority:9;
mso-style-link:"Заголовок 6";
font-family:"Arial","sans-serif";
color:black;}
span.a
{mso-style-name:"Текст выноски Знак";
mso-style-priority:99;
mso-style-link:"Текст выноски";
font-family:"Tahoma","sans-serif";
color:black;
mso-fareast-language:EN-US;}
span.EmailStyle28
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:windowtext;}
span.EmailStyle29
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:#1F497D;}
span.EmailStyle30
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:#1F497D;}
span.EmailStyle31
{mso-style-type:personal-reply;
font-family:"Calibri","sans-serif";
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:2.0cm 42.5pt 2.0cm 3.0cm;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=RU link="#660000" vlink="#003399"><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hello Bogdan<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Now it’s working properly, both fax and rtp. Thank you very much.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:RU'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:RU'> Bogdan-Andrei Iancu [mailto:bogdan@opensips.org] <br><b>Sent:</b> Tuesday, July 17, 2012 11:44 AM<br><b>To:</b> dpa<br><b>Cc:</b> 'OpenSIPS users mailling list'<br><b>Subject:</b> Re: [OpenSIPS-Users] rtpproxy<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><tt><span style='font-size:10.0pt'>Hi ,</span></tt><span style='font-size:10.0pt;font-family:"Courier New"'><br><br><tt>Try only with "r" then.</tt><br><br><tt>Regards,</tt><br><br></span><o:p></o:p></p><pre>Bogdan-Andrei Iancu<o:p></o:p></pre><pre>OpenSIPS Founder and Developer<o:p></o:p></pre><pre><a href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><o:p></o:p></pre><p class=MsoNormal><br>On 07/17/2012 06:26 AM, dpa wrote: <o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Hello Bogdan</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>I applied “r” and “a” flags and problem with fax disappeared, but I got another problem. After I applied “ra” clients behind nat cannot hear caller or callee (never mind who makes call).</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Rtpproxy is working, i.e. it changes SDP body of INVITE and replies, but there is no rtp stream.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid windowtext 1.0pt;padding:3.0pt 0cm 0cm 0cm;border-color:-moz-use-text-color -moz-use-text-color'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> Bogdan-Andrei Iancu [<a href="mailto:bogdan@opensips.org">mailto:bogdan@opensips.org</a>] <br><b>Sent:</b> Thursday, July 12, 2012 7:01 PM<br><b>To:</b> OpenSIPS users mailling list<br><b>Cc:</b> dpa<br><b>Subject:</b> Re: [OpenSIPS-Users] rtpproxy</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><tt><span style='font-size:10.0pt'>Hi,</span></tt><span style='font-size:10.0pt;font-family:"Courier New , serif ;","serif"'><br><br></span><tt><span style='font-size:10.0pt'>According to your trace the RTPproxy is properly inserted during the re-INVITE. Try to put the "r" and "a" flags when using RTPproxy from script.</span></tt><span style='font-size:10.0pt;font-family:"Courier New , serif ;","serif"'><br><br></span><tt><span style='font-size:10.0pt'>Regards,</span></tt><span style='font-size:10.0pt;font-family:"Courier New , serif ;","serif"'><br><br><br><br></span><o:p></o:p></p><pre>Bogdan-Andrei Iancu<o:p></o:p></pre><pre>OpenSIPS Founder and Developer<o:p></o:p></pre><pre><a href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><o:p></o:p></pre><p class=MsoNormal><br>On 07/11/2012 04:32 PM, dpa wrote: <o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Hello Bogdan</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Thank you for answering. </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>My case is 2).</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>First I have audio stream which is replaced later by another fax stream.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Here <a href="http://files.mail.ru/8BYVCQ">http://files.mail.ru/8BYVCQ</a></span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>is a tcpdump of unsuccessful call where you can see that rtpproxy doesn`t proxy fax stream.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Rtpproxy (as an Opensips) is located on 213.170.100.150</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid windowtext 1.0pt;padding:3.0pt 0cm 0cm 0cm;border-color:-moz-use-text-color'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> <a href="mailto:users-bounces@lists.opensips.org">users-bounces@lists.opensips.org</a> [<a href="mailto:users-bounces@lists.opensips.org">mailto:users-bounces@lists.opensips.org</a>] <b>On Behalf Of </b>Bogdan-Andrei Iancu<br><b>Sent:</b> Wednesday, July 11, 2012 4:43 PM<br><b>To:</b> <a href="mailto:users@lists.opensips.org">users@lists.opensips.org</a><br><b>Subject:</b> Re: [OpenSIPS-Users] rtpproxy</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><tt><span style='font-size:10.0pt'>Hi,</span></tt><span style='font-size:10.0pt;font-family:"Courier New"'><br><br><tt>You may have 2 cases, not sure which is yours:</tt><br><br><tt>1) the 2 media sessions are in parallel in the same calls (you can have 2 -or more- RTP streams in the same SIP session). In this case, RTPproxy will take care automatically of each RTP stream)</tt></span><span style='font-size:10.0pt;font-family:"Courier New \;"'><br><br></span><tt><span style='font-size:10.0pt'>2) you have first one audio stream which is replaced by another FAX stream, via a re-INVITE - in this case, if you the normal offer / answer for RTPproxy also for the re-INVITE, it should be ok.</span></tt><span style='font-size:10.0pt;font-family:"Courier New \;"'><br><br></span><tt><span style='font-size:10.0pt'>Regards,</span></tt><span style='font-size:10.0pt;font-family:"Courier New"'><br><br><br><br></span><o:p></o:p></p><pre>Bogdan-Andrei Iancu<o:p></o:p></pre><pre>OpenSIPS Founder and Developer<o:p></o:p></pre><pre><a href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><o:p></o:p></pre><p class=MsoNormal><br>On 07/11/2012 11:42 AM, dpa wrote: <o:p></o:p></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'><img border=0 width=39 height=38 id="Рисунок_x0020_1" src="cid:image001.gif@01CD64BE.80548900" alt="Описание: cid:part1.00030104.06050802@opensips.org"></span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>Hello</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>There is one question about rtpproxy working.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>If some UA using 2 different UDP ports for sending RTP and t38 fax packets during one call session, whether rtpproxy is working (proxy both UDP streams) in such case? </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>Thank you for any help</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><pre> <o:p></o:p></pre><pre> <o:p></o:p></pre><pre>_______________________________________________<o:p></o:p></pre><pre>Users mailing list<o:p></o:p></pre><pre><a href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a><o:p></o:p></pre><pre><a href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a><o:p></o:p></pre><pre> <o:p></o:p></pre><pre> <o:p></o:p></pre><pre>_______________________________________________<o:p></o:p></pre><pre>Users mailing list<o:p></o:p></pre><pre><a href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a><o:p></o:p></pre><pre><a href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a><o:p></o:p></pre></div></body></html>