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<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2>Hello:</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>I've read through
the list archives and found tonnes of threads on this topic but there has been
no definitive answer, so hopefully someone can give me one.</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>Can a proper 2-way
audio call be established when the UA is behind a NAT firewall and REINVITE is
enabled?</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>Original Call
Made</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>SIP UA 1<-->
NAT FIREWALL <---> Asterisk <--> SIP UA 2</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>Then REINVITE occurs
and</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>SIP UA 1<-->
NAT FIREWALL <------------------------> SIP UA 2</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005>Is this possible?</SPAN></DIV>
<DIV><SPAN class=922315019-07042005></SPAN> </DIV></FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>Will using a STUN
server help this at all?</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>I have tried and
tried and tried to get this working but with no luck (well, I can get it to work
with canreinvite=no, but thats not what I want. I want * out of the audio
path)</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>I have even tried
putting the private IP of SIP UA 1 in the DMZ of the NAT Firewall and still no
luck.</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial size=2>Any
Suggestions???</FONT></SPAN></DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=922315019-07042005><FONT face=Arial
size=2>Bill</FONT></SPAN></DIV></BODY></HTML>
<BR>
<P><FONT SIZE=2>--<BR>
No virus found in this outgoing message.<BR>
Checked by AVG Anti-Virus.<BR>
Version: 7.0.308 / Virus Database: 266.9.4 - Release Date: 4/6/2005<BR>
</FONT> </P>