<div dir="ltr">Yes its still RTP the payload in the RTP is encrypted. Same with either ZRTP or SRTP, the key exchange is all that differs.<div><br></div><div>/b</div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Mar 22, 2017 at 12:23 AM, Ronggo Kinantoputro <span dir="ltr"><<a href="mailto:ronggokp@gmail.com" target="_blank">ronggokp@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="auto"><div dir="ltr">Hi Brian,<div><br></div><div>So is it still secure (the call with ZRTP activated on both end point)? Let say if I try to sniff/capture the Voip Call (with ZRTP enabled) using wireshark or cain tools, does those tools can listening to the Voip conversations?</div><div><br></div><div>Thanks.</div></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Mar 22, 2017 at 10:31 AM, Brian West <span dir="ltr"><<a href="mailto:brian@freeswitch.org" target="_blank">brian@freeswitch.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>End to end zrtp will not show anything at all we are blissfully unaware of the crypto in that case.</div><div>/b</div><div><br><div class="gmail_quote"><div><div class="m_-7412997523239465935m_-4221371133552464262h5"><div>On Mon, Mar 20, 2017 at 10:34 AM Ronggo Kinantoputro <<a href="mailto:ronggokp@gmail.com" target="_blank">ronggokp@gmail.com</a>> wrote:<br></div></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="m_-7412997523239465935m_-4221371133552464262h5"><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">Hi,</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"><br class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"></div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">I have recently installed FusionPBX (version 4.0.0-151125) on AWS.</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"><br class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"></div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">My purpose is :</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">1) Make a secure call using SRTP (end to end SRTP session)</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">I've already make some test using softphone (Linphone and Csip Simple for android), with enabling SRTP settings on both end point. The result is from the Active Calls Status(on FusionPBX Web-UI), the Caller Extension has already secure (there's SRTP crypto on the Secure column). But at the Receiver Extension, there's no SRTP crypto on the Secure column. Are those calls has been secured (end to end)?</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"><br class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"></div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">2) Make a secure call using ZRTP (end to end ZRTP session)</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">I've already make some test using softphone (Linphone and Csip Simple for android), with enabling ZRTP settings on both end point. The result is from the Active Calls Status(on FusionPBX Web-UI), there's no ZRTP crypto on the Secure column for both Caller Extension and Receiver Extension. So I guest the ZRTP session (end to end) still did not works.</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"><br class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"></div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">I have not make any changes with the configuration on FreeSwitch/FusionPBX, so it's still in default configuration.</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"><br class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"></div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">Any advise would be highly appreciated.</div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"><br class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg"></div><div class="m_-7412997523239465935m_-4221371133552464262m_2652125600856129074gmail_msg">Thanks.</div></div></div></div>
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<p><font face="courier new, monospace"><b><i><font size="4">Brian West</font></i></b><br><span style="font-size:x-small"><a href="mailto:brian@freeswitch.org" target="_blank">brian@freeswitch.org</a></span></font></p><p><b style="font-family:monospace,monospace;font-size:small"><i>Twitter: @FreeSWITCH , @briankwest</i></b></p><p><font size="2" face="monospace, monospace"><a href="http://www.freeswitchbook.com" target="_blank">http://www.freeswitchbook.com</a> <br><a href="http://www.freeswitchcookbook.com" target="_blank">http://www.freeswitchcookbook.<wbr>com</a><br><br>Allison prompts for FreeSWITCH:</font></p><table cellspacing="0" cellpadding="0" style="font-size:12.8px"><tbody><tr><td valign="baseline"><p><span><a href="https://www.gofundme.com/allison-prompts-for-freeswitch" target="_blank"><b>https://www.gofundme.com/allis<wbr>on-prompts-for-freeswitch</b></a></span></p></td></tr></tbody></table><p><span style="font-family:monospace,monospace;font-size:12.8px">Got Bugs? Report them </span><a href="https://freeswitch.org/jira" style="font-family:monospace,monospace;font-size:12.8px" target="_blank">here</a><span style="font-family:monospace,monospace;font-size:12.8px">! | Reddit: </span><a href="https://www.reddit.com/r/freeswitch" style="font-family:monospace,monospace;font-size:12.8px" target="_blank">/r/freeswitch</a><br></p>
<p><font size="2" face="monospace, monospace"><b>T:</b><a href="tel:(918)%20420-9001" value="+19184209001" target="_blank">+19184209001</a> | <b>F:</b><a href="tel:(918)%20420-9002" value="+19184209002" target="_blank">+19184209002</a> | <b>M:</b>+1918424WEST (9378)<br><b>Skype:</b>briankwest<br></font></p></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
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<a href="http://www.freeswitch.org" rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr">
<p><font face="courier new, monospace"><b><i><font size="4">Brian West</font></i></b><br><span style="font-size:x-small"><a href="mailto:brian@freeswitch.org" target="_blank">brian@freeswitch.org</a></span></font></p><p><b style="font-family:monospace,monospace;font-size:small"><i>Twitter: @FreeSWITCH , @briankwest</i></b></p><p><font size="2" face="monospace, monospace"><a href="http://www.freeswitchbook.com" target="_blank">http://www.freeswitchbook.com</a> <br><a href="http://www.freeswitchcookbook.com" target="_blank">http://www.freeswitchcookbook.com</a><br><br>Allison prompts for FreeSWITCH:</font></p><table cellspacing="0" cellpadding="0" style="font-size:12.8px"><tbody><tr><td valign="baseline"><p><span><a href="https://www.gofundme.com/allison-prompts-for-freeswitch" target="_blank"><b>https://www.gofundme.com/allison-prompts-for-freeswitch</b></a></span></p></td></tr></tbody></table><p><span style="font-family:monospace,monospace;font-size:12.8px">Got Bugs? Report them </span><a href="https://freeswitch.org/jira" style="font-family:monospace,monospace;font-size:12.8px" target="_blank">here</a><span style="font-family:monospace,monospace;font-size:12.8px">! | Reddit: </span><a href="https://www.reddit.com/r/freeswitch" style="font-family:monospace,monospace;font-size:12.8px" target="_blank">/r/freeswitch</a><br></p>
<p><font size="2" face="monospace, monospace"><b>T:</b>+19184209001 | <b>F:</b>+19184209002 | <b>M:</b>+1918424WEST (9378)<br><b>Skype:</b>briankwest<br></font></p></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
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