Re: Off Topic : ftp and firewall issues
On 2000-10-02 21:04:53, William Jensen wrote:
> Call me goofy because my firewall decided it was going to stop working. I have
> the following line in for allowing ftp info back and forth...
>
> $IPT -A INPUT -p tcp ! --syn --source-port 20 --destination-port 1024:65535 -j ACCEPT
>
> I also tried..port 21
>
> $IPT -A INPUT -p tcp ! --syn --source-port 21 --destination-port 1024:65535 -j ACCEPT
>
> I can ftp into a ftp site and move around directories but I cannot see anything
> on a ls. What have I wrought?
ftp is (normal) active mode will open a _new_ data socket to your ftp
server (e.g. --syn) at some port (>=1024).
/Allan
--
Allan M. Wind email: allanwind@mediaone.net
P.O. Box 2022 finger: awind@digit-safe.dyndns.org (GPG/PGP)
Woburn, MA 01888-0022 icq: 44214251
USA
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