Re: [Sheflug] Firewalls for SuSE 9.0

[Denis Nikitin <dnn [at] xxxxxxxxxxxxxxxx>]

On Sat, 2003-12-06 at 22:51, Simon Instone wrote:
[snip]
> 
> One example I can think of with the SuSE firewall and opening ports; I 
> had to open up port 21 because I couldn't download files from FTP 
> servers but the SuSE firewall has opened it up for both incoming and 
> outgoing traffic.  If it were a more advanced GUI it could give me the 
> ability to open up port 21 for outgoing traffic only.
> The strange thing about this is that I could used gFTP to FTP out 
> without opening up the port but Firebird wouldn't connect to any FTP 
> servers until I opened the port.  Strange!
> 
I guess Firebird doesn't work in PASSIVE mode then and needs port 20
opened as well.
Here is a very good explanation of differences (with pictures :))
http://slacksite.com/other/ftp.html
Best regards,
Denis.


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