Hi all, i want to know how to work with uid-owner i 've tried to use with this rule iptables -A OUTPUT -m owner --uid-owner fabio -j DROP but all packets created by this user pass the firewall if i create the rule in the machine of user fabio its works, but i need to create the rule in my firewall gateway, in the firewall i can see user fabio with the command id fabio, its returns ok to me, i've tried to use with the user id but didnt work. any idea? thanks