You&#39;ve got a nat problem, disabling this won&#39;t probably fix your issue!  What devices are involved and network topology?<div><br></div><div>/b<span></span><br><br>On Tuesday, February 9, 2016, Elvis N. Ngah &lt;<a href="mailto:elvisnn@email.com">elvisnn@email.com</a>&gt; wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div style="font-family:Verdana;font-size:12.0px"><div>
<div>Thank you Brian!</div>

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<div>I did so and saw exactly what you told me. The INVITE is being challenged with a 407 - Proxy Authentication Required. I would like to disable this feature. Can you please let me know where to do that?</div>

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<div>Regards</div>

<div>Elvis</div>

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<div style="margin:0 0 10px 0"><b>Sent:</b> Monday, February 08, 2016 at 4:30 PM<br>
<b>From:</b> &quot;Brian West&quot; &lt;<a href="javascript:_e(%7B%7D,&#39;cvml&#39;,&#39;brian@freeswitch.org&#39;);" target="_blank">brian@freeswitch.org</a>&gt;<br>
<b>To:</b> &quot;FreeSWITCH Users Help&quot; &lt;<a href="javascript:_e(%7B%7D,&#39;cvml&#39;,&#39;freeswitch-users@lists.freeswitch.org&#39;);" target="_blank">freeswitch-users@lists.freeswitch.org</a>&gt;<br>
<b>Subject:</b> Re: [Freeswitch-users] FreeSWITCH abandons calls</div>

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<div>This usually means that a device has sent an invite, we replied with a challenge, but the device probably didn&#39;t receive our challenge. &#39;sofia global siptrace on&#39; and watch it.
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<div class="gmail_extra"> 
<div class="gmail_quote">On Mon, Feb 8, 2016 at 7:26 AM, Elvis <span>&lt;<a href="http://elvisnn@email.com" target="_blank">elvisnn@email.com</a>&gt;</span> wrote:

<blockquote class="gmail_quote" style="margin:0 0 0 0.8ex;border-left:1.0px rgb(204,204,204) solid;padding-left:1.0ex">I can see form my logs that calls are abandoned with reason [CS_NEW]<br>
[WRONG_CALL_STATE]. Please see logs below:<br>
<br>
[WARNING] switch_core_state_machine.c:572<br>
2b48d9b0-ce3d-11e5-a1b4-8f0e26eefc3e<br>
sofia/internal/<a href="http://61415158474@212.61.145.185" target="_blank">61415158474@212.61.145.185</a> Abandoned<br>
[NOTICE] switch_core_state_machine.c:575 Hangup<br>
sofia/internal/<a href="http://61415158474@212.61.145.185" target="_blank">61415158474@212.61.145.185</a> [CS_NEW] [WRONG_CALL_STATE]<br>
[NOTICE] switch_core_session.c:1642 Session 8<br>
(sofia/internal/<a href="http://61415158474@212.61.145.185" target="_blank">61415158474@212.61.145.185</a>) Ended<br>
[NOTICE] switch_core_session.c:1646 Close Channel<br>
sofia/internal/<a href="http://61415158474@212.61.145.185" target="_blank">61415158474@212.61.145.185</a> [CS_DESTROY]<br>
<br>
<br>
Can someone please help out?<br>
<br>
Regards<br>
Elvis<br>
<br>
<br>
<br>
--<br>
View this message in context: <a href="http://freeswitch-users.2379917.n2.nabble.com/FreeSWITCH-abandons-calls-tp7596200.html" target="_blank">http://freeswitch-users.2379917.n2.nabble.com/FreeSWITCH-abandons-calls-tp7596200.html</a><br>
Sent from the freeswitch-users mailing list archive at Nabble.com.<br>
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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="http://brian@freeswitch.org" target="_blank">brian@freeswitch.org</a></span></font></p>

<p><font face="courier new, monospace" size="1"><img src="http://billing.freeswitch.org/templates/default/img/whmcslogo.png"></font></p>

<p><font face="monospace, monospace" size="2"><b><i>Twitter: @FreeSWITCH , @briankwest</i></b><br>
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<a href="http://www.freeswitchcookbook.com" target="_blank">http://www.freeswitchcookbook.com</a></font></p>

<p><font face="monospace, monospace">Got Bugs? Report them <a href="https://freeswitch.org/jira" target="_blank">here</a>! | Reddit: <a href="https://www.reddit.com/r/freeswitch" target="_blank">/r/freeswitch</a></font></p>

<p><font face="monospace, monospace" size="2"><b>T:</b>+19184209001 | <b>F:</b>+19184209002 | <b>M:</b>+1918424WEST (9378)<br>
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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><font size="1" face="courier new, monospace"><img src="http://billing.freeswitch.org/templates/default/img/whmcslogo.png"><br></font></p><p><font size="2" face="monospace, monospace"><b><i>Twitter: @FreeSWITCH , @briankwest</i></b><br><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></font></p><p><font face="monospace, monospace">Got Bugs? Report them <a href="https://freeswitch.org/jira" target="_blank">here</a>! | Reddit: <a href="https://www.reddit.com/r/freeswitch" target="_blank">/r/freeswitch</a></font></p>
<p><font size="2" face="monospace, monospace"><b>T:</b>+19184209001 | <b>F:</b>+19184209002 | <b>M:</b>+1918424WEST (9378)<br><b>iNUM:</b>+883 5100 1420 9001 | <b>ISN:</b>410*543 | <b>Skype:</b>briankwest</font></p></div></div></div></div></div></div></div></div></div><br>