<div dir="ltr">Correct way to fix on client side but if it is not possible then SDP rewrite can be made on server side.<div>For SRD rewrite on server side i recoment use kamailio proxy server.</div><div><br></div><div>About DTLS. I has found that use DTLS requres modern crypro lib. Try FreeSwitch on fedora server distr or other with modern crypto lib.</div><div><br></div><div>Sergey.<br><br><div class="gmail_quote"><div dir="ltr">ср, 17 авг. 2016 г. в 13:23, Oleg Stolyar <<a href="mailto:olegstolyar@gmail.com">olegstolyar@gmail.com</a>>:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p dir="ltr">I think you are right Sergey. Should it be fixed on the FS side or on the client SDK side though? Which is the right value?</p>
<p dir="ltr">By the way, the SDK can do either dtls or sdes. This issue happens with dtls. Sdes works fine and I can establish a call.</p>
<div class="gmail_extra"><br><div class="gmail_quote">On Aug 16, 2016 10:14 PM, "Sergey Safarov" <<a href="mailto:s.safarov@gmail.com" target="_blank">s.safarov@gmail.com</a>> wrote:<br type="attribution"><blockquote style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Think issue related to "<span style="color:rgb(33,33,33);font-family:"helvetica neue",helvetica,arial,sans-serif">m=audio 61434 UDP/TLS/RTP/SAVP"</span><div><span style="color:rgb(33,33,33);font-family:"helvetica neue",helvetica,arial,sans-serif">Try "</span><span style="color:rgb(33,33,33);font-family:"helvetica neue",helvetica,arial,sans-serif;line-height:1.5">m=audio 61434 RTP/SAVP</span><span style="color:rgb(33,33,33);font-family:"helvetica neue",helvetica,arial,sans-serif;line-height:1.5">"</span></div></div><br><div class="gmail_quote"><div dir="ltr">ср, 17 авг. 2016 г. в 5:35, Oleg Stolyar <<a href="mailto:olegstolyar@gmail.com" target="_blank">olegstolyar@gmail.com</a>>:<br></div><div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Thanks Gonzalo,</div><div><br></div>That setup on the FS side refers to TLS and as I said TLS is working for me, I have it set up. <div><br></div><div>SRTP should work out of the box AFAIK. I suspect there is something in the SDP I posted that FS considers to be non-compliant with the specs. Not sure what though and whether it's a bug in FS or in the client SDK I am using.</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Aug 16, 2016 at 7:22 PM, Gonzalo Gasca Meza <span dir="ltr"><<a href="mailto:gascagonzalo@gmail.com" target="_blank">gascagonzalo@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Did you enable/configure SRTP? <a href="http://twilio-marketing-prod.elasticbeanstalk.com/resources/images/docs/TwilioSecure-Freeswitch.pdf" target="_blank">This</a> is a sample guide I use for Twilio TLS/SRTP which can help</div>Can you post all logs?<div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>On Tue, Aug 16, 2016 at 6:10 PM, Oleg Stolyar <span dir="ltr"><<a href="mailto:olegstolyar@gmail.com" target="_blank">olegstolyar@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr">Hi guys,<div><br></div><div>I am trying to connect to FS using the CounterPath SDK for Android. I use TLS for signalling. All works well until I try to enable SRTP. Then FS rejects the call the INCOMPATIBLE_DESTINATION message. Is there something wrong with the SDP? Here are the relevant SDPs from the INVITES.</div><div><br></div><div><div>NON-SRTP (works)<br></div><div> v=0</div><div> o=- 622419737965 1 IN IP4 192.168.1.78</div><div> s=</div><div> c=IN IP4 192.168.1.78</div><div> t=0 0</div><div> m=audio 57194 RTP/AVP 3 120 123 122 121 9 8 0 84 85 18 101</div><div> a=rtpmap:120 opus/48000/2</div><div> a=fmtp:120 useinbandfec=1; usedtx=1; maxaveragebitrate=64000</div><div> a=rtpmap:123 SILK/24000</div><div> a=rtpmap:122 SILK/16000</div><div> a=rtpmap:121 SILK/8000</div><div> a=rtpmap:84 speex/16000</div><div> a=rtpmap:85 speex/8000</div><div> a=rtpmap:18 G729/8000</div><div> a=fmtp:18 annexb=yes</div><div> a=rtpmap:101 telephone-event/8000</div><div> a=fmtp:101 0-15</div><div> a=sendrecv</div></div><div><br></div><div><div>SRTP (does not work)</div><div> v=0</div><div> o=- 622187157154 1 IN IP4 192.168.1.78</div><div> s=</div><div> c=IN IP4 192.168.1.78</div><div> t=0 0</div><div> a=fingerprint:SHA-256 4D:08:D6:49:9E:CA:77:A2:77:74:02:A0:B9:92:32:2F:2D:76:7D:59:7F:A4:CA:85:16:BA:D0:27:0A:74:1C:0F</div><div> a=setup:actpass</div><div> m=audio 61434 UDP/TLS/RTP/SAVP 3 120 123 122 121 9 8 0 84 85 18 101</div><div> a=rtpmap:120 opus/48000/2</div><div> a=fmtp:120 useinbandfec=1; usedtx=1; maxaveragebitrate=64000</div><div> a=rtpmap:123 SILK/24000</div><div> a=rtpmap:122 SILK/16000</div><div> a=rtpmap:121 SILK/8000</div><div> a=rtpmap:84 speex/16000</div><div> a=rtpmap:85 speex/8000</div><div> a=rtpmap:18 G729/8000</div><div> a=fmtp:18 annexb=yes</div><div> a=rtpmap:101 telephone-event/8000</div><div> a=fmtp:101 0-15</div><div> a=sendrecv</div></div><div><br></div></div>
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