[Shorewall-users] newbie question: SMTP on DMZ zone

Eduardo Ferreira duda@icatu.com.br
Wed, 10 Apr 2002 18:56:19 -0300


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Tom,

thanks for the help.  As I said in the subject, I=B4m a newbie.  So, after =
a=20
while and apparently with no reason, things begun to work. Unfortunately,=20
I don=B4t know why. I didn=B4t change anything... ;-)

again, thanks. and please, keep the wonderful work...

Eduardo Ferreira





Tom Eastep <teastep@shorewall.net>
10/04/2002 18:09

=20
        To:     Eduardo Ferreira <duda@icatu.com.br>
        cc:     "Shorewall Users List (shorewall-users@shorewall.net)"=20
<shorewall-users@shorewall.net>
        Subject:        Re: [Shorewall-users] newbie question: SMTP on DMZ =
zone


Eduardo,

On Wed, 10 Apr 2002, Eduardo Ferreira wrote:

> I=B4m trying to setup a tree interface shorewall firewall.  in the dmz=20
side,
> there will be a Domino Server running smtp and web services.  The=20
problem
> occurs when I try to send a message from this server to the internet.=20
the
> smtp connection is stablished but hangs and after a while is closed.
> could someone help me?
>

I don't see anything wrong with your configuration:

a) have you used tcpdump to try to see what is happening?
b) have you disabled Shorewall log limiting as described in the
troubleshooting information and seen if there are any log messages being
generated?

-Tom
--
Tom Eastep    \ Shorewall - iptables made easy
AIM: tmeastep  \ http://www.shorewall.net
ICQ: #60745924  \ teastep@shorewall.net




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<br><font size=3D2 face=3D"sans-serif">Tom,</font>
<br>
<br><font size=3D2 face=3D"sans-serif">thanks for the help. &nbsp;As I said=
 in the subject, I=B4m a newbie. &nbsp;So, after a while and apparently wit=
h no reason, things begun to work. Unfortunately, I don=B4t know why. I did=
n=B4t change anything... ;-)</font>
<br>
<br><font size=3D2 face=3D"sans-serif">again, thanks. and please, keep the =
wonderful work...</font>
<br>
<br><font size=3D2 face=3D"sans-serif">Eduardo Ferreira</font>
<br>
<br>
<br>
<br>
<table width=3D100%>
<tr valign=3Dtop>
<td>
<td><font size=3D1 face=3D"sans-serif"><b>Tom Eastep &lt;teastep@shorewall.=
net&gt;</b></font>
<p><font size=3D1 face=3D"sans-serif">10/04/2002 18:09</font>
<br>
<td><font size=3D1 face=3D"Arial">&nbsp; &nbsp; &nbsp; &nbsp; </font>
<br><font size=3D1 face=3D"sans-serif">&nbsp; &nbsp; &nbsp; &nbsp; To: &nbs=
p; &nbsp; &nbsp; &nbsp;Eduardo Ferreira &lt;duda@icatu.com.br&gt;</font>
<br><font size=3D1 face=3D"sans-serif">&nbsp; &nbsp; &nbsp; &nbsp; cc: &nbs=
p; &nbsp; &nbsp; &nbsp;&quot;Shorewall Users List (shorewall-users@shorewal=
l.net)&quot; &lt;shorewall-users@shorewall.net&gt;</font>
<br><font size=3D1 face=3D"sans-serif">&nbsp; &nbsp; &nbsp; &nbsp; Subject:=
 &nbsp; &nbsp; &nbsp; &nbsp;Re: [Shorewall-users] newbie question: SMTP on =
DMZ zone</font></table>
<br>
<br>
<br><font size=3D2 face=3D"Courier New">Eduardo,<br>
<br>
On Wed, 10 Apr 2002, Eduardo Ferreira wrote:<br>
<br>
&gt; I=B4m trying to setup a tree interface shorewall firewall. &nbsp;in th=
e dmz side,<br>
&gt; there will be a Domino Server running smtp and web services. &nbsp;The=
 problem<br>
&gt; occurs when I try to send a message from this server to the internet. =
&nbsp;the<br>
&gt; smtp connection is stablished but hangs and after a while is closed.<b=
r>
&gt; could someone help me?<br>
&gt;<br>
<br>
I don't see anything wrong with your configuration:<br>
<br>
a) have you used tcpdump to try to see what is happening?<br>
b) have you disabled Shorewall log limiting as described in the<br>
troubleshooting information and seen if there are any log messages being<br>
generated?<br>
<br>
-Tom<br>
--<br>
Tom Eastep &nbsp; &nbsp;\ Shorewall - iptables made easy<br>
AIM: tmeastep &nbsp;\ http://www.shorewall.net<br>
ICQ: #60745924 &nbsp;\ teastep@shorewall.net<br>
<br>
</font>
<br>
<br>
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