>> No. >> You should edit your lilo.conf or grub.conf for this and look for the >> line that says where your kernel is (probably: /boot/...). Append >> "ip_conntrack_ftp.ports=21,31,41" to it. >> Then, reboot the server. > > as it is a production server, reboot is very complicated. I already thought you were going to say this.. > there is absolutely no way to set the ports in a running system? Not that I know of. Gr, Rob