For posterity&#39;s sake here&#39;s the wiki page that talks about the &quot;autonat&quot; feature that is baked into FreeSWITCH:<br><br><a href="http://wiki.freeswitch.org/wiki/Auto_NAT">http://wiki.freeswitch.org/wiki/Auto_NAT</a><br>
<br>The -nonat param disables the auto nat busting stuff like the UPnP/NAT-PMP port openings.<br>-MC<br><br><div class="gmail_quote">On Sat, Dec 22, 2012 at 9:14 AM, Anthony Minessale <span dir="ltr">&lt;<a href="mailto:anthony.minessale@gmail.com" target="_blank">anthony.minessale@gmail.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">start FS with -nonat command line arg</div><div class="gmail_extra"><br><br><div class="gmail_quote"><div>
<div class="h5">On Sat, Dec 22, 2012 at 8:11 AM,  <span dir="ltr">&lt;<a href="mailto:stephen@picardogroup.com" target="_blank">stephen@picardogroup.com</a>&gt;</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 class="h5"><div><span style="font-size:10pt;font-family:Verdana"><div>Why does FS open ports on my FIOS router by itself?</div>
<div>
<br></div><div>I have been seeing SIP 503and telephone calls in ring busy</div><div><br></div><div>Is there a way to stop or limit FS from opening too many ports?</div><div><br></div><div>localhost<br>xxx.x.x.x    Verizon FiOS Service<br>

Tcp Any -&gt; 4567    All Broadband Devices    Active     <br>    new-host<br>192.168.1.xx<br>    Destination Ports 8022<br>TCP Any -&gt; 8022    All Broadband Devices    Active    <br>    <br>    192.168.1.<br>    SSH<br>

TCP Any -&gt; 22    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:5070<br>    FreeSWITCH<br>UDP Any -&gt; 5070    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:5080<br>    FreeSWITCH<br>

UDP Any -&gt; 5080    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:5060<br>    FreeSWITCH<br>UDP Any -&gt; 5060    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:5070<br>    FreeSWITCH<br>

TCP Any -&gt; 5070    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:5080<br>    FreeSWITCH<br>TCP Any -&gt; 5080    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:5060<br>    FreeSWITCH<br>

TCP Any -&gt; 5060    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:15952<br>    FreeSWITCH<br>UDP Any -&gt; 15952    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:15953<br>    FreeSWITCH<br>

UDP Any -&gt; 15953    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:11350<br>    FreeSWITCH<br>UDP Any -&gt; 11350    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:11351<br>    FreeSWITCH<br>

UDP Any -&gt; 11351    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:16052<br>    FreeSWITCH<br>UDP Any -&gt; 16052    All Broadband Devices    Active    <br>    <br>    192.168.1.xx:16053<br>    FreeSWITCH<br>

UDP Any -&gt; 16053    All Broadband Devices    Active    <br>    <br></div></span></div>

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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br>Anthony Minessale II<br><br>FreeSWITCH <a href="http://www.freeswitch.org/" target="_blank">http://www.freeswitch.org/</a><br>ClueCon <a href="http://www.cluecon.com/" target="_blank">http://www.cluecon.com/</a><br>

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</div>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Michael S Collins<br>Twitter: @mercutioviz<br><a href="http://www.FreeSWITCH.org" target="_blank">http://www.FreeSWITCH.org</a><br><a href="http://www.ClueCon.com" target="_blank">http://www.ClueCon.com</a><br>
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