Hello Cyberdude, On Saturday 12 October 2002 04:45, Mitesh P Choksi wrote: > Dear All, > How does netfilter work with other protocols apart tcp/udp/icmp? > I am trying to either block or account IPSec traffic. > Regards, > Cyberdude Murli > The Earth to block ipsec (IIRC): # iptables -A FORWARD -p 50 -j DROP # iptables -A FORWARD -p 51 -j DROP # iptables -A FORWARD -p tcp --dport 500 -j DROP (to block ah&esp as well as the IKE daemon). Have a nice day, Fabrice. -- Fabrice MARIE "Silly hacker, root is for administrators" -Unknown