#iptables -P INPUT DROP
#iptables -F INPUT
#iptables -P FORWARD DROP
#iptables -F FORWARD
#iptables -P OUTPUT ACCEPT
#iptables -F OUTPUT
#iptables -A INPUT -i lo -j ACCEPT
#iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
#iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
#iptables -t filter -A INPUT -i eth0 -p tcp --syn -j DROP