Any danger from these ports?
Aaron.Sterr
Aaron.Sterr at tradingscreen.com
Thu Jan 13 00:48:44 UTC 2005
I stand corrected. And on closer reading of Charles' post, I see that
he was referring to opening ports on the ftp server side.
--
Aaron Sterr - Infrastructure Engineer
On Thu, 13 Jan 2005, Alexander Dalloz wrote:
> Am Do, den 13.01.2005 schrieb Aaron.Sterr um 0:42:
>
> > Passive FTP does NOT use the local ephemeral ports, that is traditional
> > FTP behavior. Passive FTP uses the existing TCP connection for both
> > the control and data channels, and is easier to firewall.
> >
> > Of course, the ftp server needs to know how to use passive FTP instead of
> > traditiional FTP.
>
> Where do you have this "knowledge" from?
>
> http://slacksite.com/other/ftp.html illustrates well how active and
> passive ftp work.
>
> Alexander
>
>
>
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