====== IPTables ======

===== Règles de base =====
  # Default policy
  iptables -P INPUT DROP
  iptables -P FORWARD DROP
  iptables -P OUTPUT ACCEPT
  
  iptables -A INPUT -i lo -j ACCEPT
  iptables -A INPUT -p tcp --dport PortSSH -j ACCEPT
  iptables -A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
  iptables -A INPUT -p icmp --icmp-type 0 -j ACCEPT
  iptables -A INPUT -p icmp --icmp-type 8 -j ACCEPT
  iptables -A INPUT -j DROP

===== Reset =====
  iptables -F
  iptables -X
  iptables -t nat -F
  iptables -t nat -X
  iptables -t mangle -F
  iptables -t mangle -X