<p>Well, follow the debug log and you shall see that srtp takes precedence over zrtp in negotiation and zrtp becomes disabled if srtp is configured and enabled. Work with the secure_media var in either dialplan or profiles. I don&#39;t remember what the vars for zrtp were, but a search in the wiki will help you with.that.</p>

<div class="gmail_quote">On Mar 13, 2013 12:02 PM, &quot;mehroz&quot; &lt;<a href="mailto:mehroz.ashraf85@gmail.com">mehroz.ashraf85@gmail.com</a>&gt; wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
ZRTP worked fine before setting up SSL/TLS SIP.<br>
<br>
Later after configuring SSL/TLS , i found zrtp not working as expected.<br>
<br>
My phone do send zrtp-hash, and i see...<br>
v=0<br>
o=9999 0 0 IN IP4 192.168.15.3<br>
s=-<br>
c=IN IP4 192.168.15.3<br>
t=0 0<br>
m=audio 5072 RTP/AVP 3 8 101<br>
a=rtpmap:3 GSM/8000<br>
a=rtpmap:8 PCMA/8000<br>
a=rtpmap:101 telephone-event/8000<br>
a=extmap:1 urn:ietf:params:rtp-hdrext:csrc-audio-level<br>
*a=zrtp-hash:1.10<br>
d4a3ad55fce2a0b7709a64b73e55cde31756ac5a4a261e50dafcad281bf3692a<br>
*<br>
<br>
and then.....<br>
/sofia_glue.c:4037 Found audio zrtp-hash; setting r_sdp_audio_zrtp_hash=1.10<br>
d4a3ad55fce2a0b7709a64b73e55cde31756ac5a4a261e50dafcad281bf3692a/<br>
<br>
<br>
<br>
and later in the logs i see.....<br>
 /switch_channel.c:3100 sofia/internal/<a href="mailto:9999@198.84.61.52">9999@198.84.61.52</a> ZRTP not negotiated<br>
on both sides; disabling ZRTP passthru mode.<br>
/<br>
<br>
<br>
<br>
Can any one help me out?<br>
<br>
<br>
<br>
--<br>
View this message in context: <a href="http://freeswitch-users.2379917.n2.nabble.com/SSL-SRTP-VS-SSL-ZRTP-tp7588218p7588557.html" target="_blank">http://freeswitch-users.2379917.n2.nabble.com/SSL-SRTP-VS-SSL-ZRTP-tp7588218p7588557.html</a><br>

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