<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=Content-Type content="text/html; charset=iso-8859-1">
<META content="MSHTML 6.00.2900.3199" name=GENERATOR></HEAD>
<BODY>
<DIV dir=ltr align=left><SPAN class=000224010-28112007><FONT face=Arial
color=#0000ff size=2>which version of the pix ?</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=000224010-28112007><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=000224010-28112007><FONT face=Arial
color=#0000ff size=2>there is some bugs in old 6.3.... with
sip...</FONT></SPAN></DIV><BR>
<DIV class=OutlookMessageHeader lang=fr dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>De :</B>
asterisk-users-bounces@lists.digium.com
[mailto:asterisk-users-bounces@lists.digium.com] <B>De la part de</B>
Matt<BR><B>Envoyé :</B> mardi 27 novembre 2007 14:11<BR><B>À :</B>
Asterisk Users Mailing List - Non-Commercial Discussion<BR><B>Objet :</B>
[asterisk-users] Asterisk behind a PIX firewall?<BR></FONT><BR></DIV>
<DIV></DIV>Is there anything special that anyone here has had to do to get an
Aastra phone (on the Internet) to talk to Asterisk behind a PIX
firewall?<BR><BR>Ports 10000-20000 UDP are open on the PIX and forwarding to the
Asterisk server. The Asterisk server's RTP.CONF is set to use
10000-20000. The phone registers, and will place AND receive
calls, however, no audio is passed. The phone is an Aastra
9133i.<BR></BODY></HTML>