<div dir="ltr"><div class="gmail_default" style="font-family:courier new,monospace"><br clear="all"></div><div class="gmail_default" style="font-family:courier new,monospace">​Hi! I am trying to test Freeswitch WebRTC capabiities. We are using JsSIP try web site (<a href="http://tryit.jssip.net/">http://tryit.jssip.net/</a>) and Zoiper<br>Our servers are located on Amazon EC2 so, there is a NAT firewall between them.<br><br>Freeswitch version is: FreeSWITCH Version 1.5.15b+git~20150404T093935Z~6eb59c7119~64bit (git 6eb59c7 2015-04-04 09:39:35Z 64bit) - TODAY MASTER.<br><br><br>When testing WebRTC and Softphones, I find that I am able to call from a softphone to a WebRTC ext without problems. But when calling to from the WeRTC ext to the softphone it always fails with a Bad Media Description<br><br><br>Can someone try to help in here?<br><br>My relevant vars.xml lines:<br><br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;domain=<a href="http://ve001.voice.cibersys.com">ve001.voice.cibersys.com</a>&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;domain_name=<a href="http://ve001.voice.cibersys.com">ve001.voice.cibersys.com</a>&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;hold_music=local_stream://moh&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;use_profile=external&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;rtp_secure_media=optional:AES_CM_128_HMAC_SHA1_32&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;global_codec_prefs=OPUS,PCMA,PCMU,G729,G722,H264,VP8,H263,H263-1998,H263-2000&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;outbound_codec_prefs=OPUS,PCMA,PCMU,G729,G722,H264,VP8,H263,H263-1998,H263-2000&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;bind_server_ip=54.186.52.106&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;external_rtp_ip=54.186.52.106&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;external_sip_ip=54.186.52.106&quot;/&gt;<br><br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;sip_tls_version=tlsv1,tlsv1.1,tlsv1.2&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;sip_tls_ciphers=ALL:!ADH:!LOW:!EXP:!MD5:@STRENGTH&quot;/&gt;<br><br>  &lt;!-- Internal SIP Profile --&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;internal_auth_calls=true&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;internal_sip_port=5090&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;internal_tls_port=5091&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;internal_ssl_enable=true&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;internal_ssl_dir=/opt/fs-20150407/certs/&quot;/&gt;<br><br>  &lt;!-- External SIP Profile --&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;external_auth_calls=false&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;external_sip_port=5070&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;external_tls_port=5071&quot;/&gt;<br>  &lt;X-PRE-PROCESS cmd=&quot;set&quot; data=&quot;external_ssl_enable=false&quot;/&gt;<br>  <br>My internal_profile<br><br><br><br>    &lt;param name=&quot;liberal-dtmf&quot; value=&quot;true&quot;/&gt;<br>    &lt;param name=&quot;inbound-codec-prefs&quot; value=&quot;$${global_codec_prefs}&quot;/&gt;<br>    &lt;param name=&quot;outbound-codec-prefs&quot; value=&quot;$${global_codec_prefs}&quot;/&gt;<br>    &lt;param name=&quot;rtp-timer-name&quot; value=&quot;soft&quot;/&gt;<br>    &lt;param name=&quot;rtp-ip&quot; value=&quot;$${local_ip_v4}&quot;/&gt;<br>    &lt;param name=&quot;sip-ip&quot; value=&quot;$${local_ip_v4}&quot;/&gt;<br>        &lt;param name=&quot;aggressive-nat-detection&quot; value=&quot;true&quot;/&gt;<br>        &lt;param name=&quot;multiple-registrations&quot; value=&quot;true&quot;/&gt;<br>        &lt;param name=&quot;ext-rtp-ip&quot; value=&quot;$${external_rtp_ip}&quot;/&gt;<br>        &lt;param name=&quot;ext-sip-ip&quot; value=&quot;$${external_sip_ip}&quot;/&gt;<br>        &lt;param name=&quot;NDLB-received-in-nat-reg-contact&quot; value=&quot;true&quot;/&gt;<br>        &lt;param name=&quot;NDLB-force-rport&quot; value=&quot;true&quot;/&gt;<br>        &lt;param name=&quot;NDLB-broken-auth-hash&quot; value=&quot;true&quot;/&gt;<br>        &lt;param name=&quot;enable-timer&quot; value=&quot;false&quot;/&gt;<br>        &lt;param name=&quot;auth-calls&quot; value=&quot;true&quot;/&gt;<br>        &lt;param name=&quot;rtp-ip&quot; value=&quot;$${local_ip_v4}&quot;/&gt;<br>        &lt;param name=&quot;sip-ip&quot; value=&quot;$${local_ip_v4}&quot;/&gt;<br><br>    &lt;param name=&quot;rtp-timeout-sec&quot; value=&quot;300&quot;/&gt;<br>    &lt;param name=&quot;rtp-hold-timeout-sec&quot; value=&quot;1800&quot;/&gt;<br>    &lt;param name=&quot;wss-binding&quot; value=&quot;:7443&quot;/&gt;<br><br></div><div class="gmail_default" style="font-family:courier new,monospace">Thanks you as usual for your kind help.<br>​</div><br>-- <br><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><font><span style="font-family:courier new,monospace"><br><img src="https://www.cibersys.com/imagenes/logotipo-cibersys-the-new-easy.png"><br><br>Víctor E. Medina M.<br></span></font><div><font><span style="font-family:courier new,monospace">Platform Architect / Chief Infrastructure<br></span></font></div><font><span style="font-family:courier new,monospace"><span style="display:inline"><span style="display:inline"><a>+58424 291 4561</a></span></span><br>BB #79A8AFA2<br>@VMCibersys<br></span></font></div><div dir="ltr"><font><span style="font-family:courier new,monospace"><br></span></font></div></div></div></div></div></div></div></div>
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