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<DIV><FONT face=Verdana><FONT size=2>hi all</FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT size=2>I tested Mitel PBX
3300 transfer feature intergate with asterisk-1.4.1, the flow is
</FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT
size=2></FONT></FONT> </DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT size=2>1.
asterisk Dial a extension behind Mitel PBX, create a SIP
session</FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT size=2>2. now this
extension wan't to transfer to another extension</FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT size=2>3. so the
extension send re-invite to Mitel PBX</FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT size=2>4. Mitel PBX refer
it to asterisk </FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT size=2>5. asterisk send
response 200ok</FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT size=2>6. asterisk can
receive ack from Mitel PBX</FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT
size=2></FONT></FONT> </DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT size=2>the problem is
,now asterisk will repeatly send 200ok to Mitel PBX, what's wrong? Is these
asterisk can't find transction in addtion to ACK response?</FONT></FONT></DIV>
<DIV style="TEXT-INDENT: 2em"><FONT face=Verdana><FONT
size=2></FONT></FONT> </DIV>
<DIV><FONT face=Verdana><FONT size=2></FONT></FONT> </DIV>
<DIV><FONT face=Verdana><FONT size=2>thanks everyone
suggestion</FONT></FONT></DIV>
<DIV><FONT face=Verdana><FONT size=2></FONT> </DIV>
<DIV><FONT size=2></FONT> </DIV>
<DIV align=left><FONT size=2>
<HR style="WIDTH: 122px; HEIGHT: 2px" SIZE=2>
</FONT></DIV>
<DIV><FONT color=#c0c0c0><FONT size=2><SPAN>scott_lvsha</SPAN></FONT></DIV>
<DIV><FONT size=2>2009-04-09</FONT></FONT></DIV></FONT></BODY></HTML>