RE: FTP Problem

  • From: "Thomas W Shinder" <tshinder@xxxxxxxxxxx>
  • To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
  • Date: Tue, 16 Nov 2004 10:08:00 -0600

:-)
 
Tom
www.isaserver.org/shinder <http://www.isaserver.org/shinder> 
Tom and Deb Shinder's Configuring ISA Server 2004
http://tinyurl.com/3xqb7 <http://tinyurl.com/3xqb7> 
MVP -- ISA Firewalls

 

________________________________

From: Rob Moore [mailto:RMoore@xxxxxxxx] 
Sent: Tuesday, November 16, 2004 9:56 AM
To: [ISAserver.org Discussion List]
Subject: [isalist] RE: FTP Problem


http://www.ISAserver.org

Hi Tom--
 
My only FTP-related policy is a general policy I created to allow
various sorts of outbound traffic. It allows FTP (among other things)
for All Users from All Protected Networks to the External network.
 
I'm just looking at the FTP filter, though, and notice that "Read Only"
is checked. And it says if it's checked, FTP uploads will be blocked. Is
this the root of the problem?
 
Rob

________________________________

From: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxx] 
Sent: Tuesday, November 16, 2004 10:28 AM
To: [ISAserver.org Discussion List]
Subject: [isalist] RE: FTP Problem


http://www.ISAserver.org

Hi Rob,
 
I just noticed that this is a problem with uploads. Have you configured
FTP policy to allow uploads?
 
Tom
www.isaserver.org/shinder <http://www.isaserver.org/shinder> 
Tom and Deb Shinder's Configuring ISA Server 2004
http://tinyurl.com/3xqb7 <http://tinyurl.com/3xqb7> 
MVP -- ISA Firewalls

 

________________________________

From: Rob Moore [mailto:RMoore@xxxxxxxx] 
Sent: Tuesday, November 16, 2004 9:04 AM
To: [ISAserver.org Discussion List]
Subject: [isalist] FTP Problem


http://www.ISAserver.org


Hello-- 

I have a user trying to FTP a file out to an off-site vendor's server.
We can connect to the site just fine, but when we try to put the file
into the folder we get a 550 Access Denied error. I tried looking for
errors on the server. I found the records showing that a connection to
the FTP server is established, and then it closes. I couldn't find any
error, but I may either not know what to look for, or I may need to
filter the query on something else.

I was just about to tell the user that the problem is not the firewall,
but then I had the idea of trying to FTP from a computer behind a
different firewall. Sure enough, the FTP went right through. So the
problem does appear to be my ISA 2004 firewall.

I have a rule that allows outbound FTP traffic from all protected
networks to the external network. 

Any ideas either about what might be going on, or how to query for the
appropriate error? 

Thanks, 
Rob 
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= 
Rob Moore, MCSE 
Network Manager 
American Friends Service Committee 
1501 Cherry St. 
Philadelphia, PA  19102 
RMoore@xxxxxxxx 
Phone: 215-241-7870 
Fax: 215-241-7204 

Our greatest glory is not in never failing but in rising every time we
fall. 
                       --Confucius 

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