-P INPUT DROP
-P FORWARD DROP
-P OUTPUT ACCEPT
-A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i eth0 -p tcp -m tcp --dport 22 -m state --state NEW -j ACCEPT
-A INPUT -i eth0 -p tcp -m tcp --dport 80 -m state --state NEW -m comment --comment "http like its 1990" -j ACCEPT