<font size="2">sorry for the confusion, now i understood the rport, and now i use <br></font><h2 style="font-weight: normal;"><font size="2"> <span class="mw-headline"> NDLB-connectile-dysfunction for each users, this problem was resolved, thanks all for kindly help!</span></font></h2>
<font size="2">BR,<br>Charles</font><br><br><div class="gmail_quote">2011/11/9 Brian West <span dir="ltr">&lt;<a href="mailto:brian@freeswitch.org">brian@freeswitch.org</a>&gt;</span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div style="word-wrap:break-word">What is the user agent?<div><br></div><font color="#888888"><div>/b</div></font><div class="im"><div><br><div><div>On Nov 8, 2011, at 1:30 AM, fieldpeak wrote:</div><br><blockquote type="cite">
<span style="border-collapse:separate;font-family:Helvetica;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:-webkit-auto;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;font-size:medium">Dear Friends,<br>
<br>i met a problem that call a registered user behind NAT, i need FS send<br>INVITE message to the port of the NAT device from which the registered<br>user sent out REGISTRATION  but not according to the CONTACT header.<br>
<br>see the wiki, i enable below paramter,<br>&lt;param name=&quot;NDLB-force-rport&quot; value=&quot;true&quot;/&gt;</span></blockquote></div><br></div></div></div><br><br>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Regards,<br>Charles<br><br>