Re: ftpget and Firewall (NOVM-1.1.2 ftpget problems)

From: Dancer <>
Date: Fri, 27 Feb 1998 23:52:23 +1000

I can only presume that they are using different port numbers. ftpget has a
commandline option to restrict the range it uses to something that is more
compatible with tighter firewalling. Take a look at that perhaps.


Harry Venema wrote:

> >I am setting up a squid proxy server (NOVM-1.1.20) on a RedHat 4.2
> >Linux server
> >But I have encountered a problem with ftpget i can't explain.
> >It takes minute's to get a directory listing on the clients webbrowser
> >(Netscape 4.04 Linux) screen.
> >Also when retrieving a 1K file it takes minutes to get the data to
> >the browser.
> >A FTP session bypassing the squid proxy shows the directory contents
> >almost immediately and transfering the data takes not even a second.
> >It looks like that the data is send to the client only after a timeout
> >occcurs in ftpget.
> When i disable the firewall the above problems do not occur.
> However a normal ftp/ncftp session run on the proxy server itself
> has absolutely no problems with the firewall.
> Can anybody explain why ftpget has problems with firewalling and a
> normal ftp/ncftp session run on the proxy server does not?
> --
> ---------------------------------------------------------------------
> Harry Venema | VCD Services B.V
> email: | Osloweg 131
> URL : | 9723 BK Groningen, the Netherlands
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> ... Our continuing mission: To seek out knowledge of C, to explore
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Did you read the documentation AND the FAQ?
If not, I'll probably still answer your question, but my patience will
be limited, and you take the risk of sarcasm and ridicule.
Received on Fri Feb 27 1998 - 06:01:41 MST

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