*filter

  -A INPUT -i lo -j ACCEPT
  -A INPUT ! -i lo -d 127.0.0.0/8 -j REJECT

  -A OUTPUT -j ACCEPT
  -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT

  -A INPUT -p tcp --dport 80 -j ACCEPT
  -A INPUT -p tcp -m state --state NEW --dport 22 -j ACCEPT

  -A INPUT -p icmp -m icmp --icmp-type 8 -j ACCEPT

  -A INPUT -m limit --limit 5/min -j LOG --log-prefix "iptables denied: " --log-level 7

  -A INPUT -j REJECT
  -A FORWARD -j REJECT

  COMMIT