On Saturday 22 May 2004 11:28 pm, azeem ahmad wrote: > i issued the commands > #modprobe ip_nat_ftp > #modprobe ip_conntrack_ftp > and now it works well > but what are these modules and what is the connection tracking. can u tell > me about any usefull link http://iptables-tutorial.frozentux.net/iptables-tutorial.html#STATEMACHINE http://iptables-tutorial.frozentux.net/iptables-tutorial.html#COMPLEXPROTOCOLS Regards, Antony. -- Never write it in Perl if you can do it in Awk. Never do it in Awk if sed can handle it. Never use sed when tr can do the job. Never invoke tr when cat is sufficient. Avoid using cat whenever possible. Please reply to the list; please don't CC me.