0=lan
1=internett


echo "1" > /proc/sys/net/ipv4/ip_forward
iptables --table nat --append POSTROUTING --out-interface eth1 -j MASQUERADE
iptables -A INPUT -i eth0 -s 192.168.0.0/24 -j ACCEPT
iptables -A INPUT -i lo -s 127.0.0.1 -j ACCEPT
iptables -A INPUT -p tcp --dport 80 -j ACCEPT
iptables -A INPUT -p tcp --dport 20:21 -j ACCEPT
iptables -A INPUT -p tcp --dport 62089 -j ACCEPT

iptables --append FORWARD --in-interface eth0 -j ACCEPT

iptables -P OUTPUT ACCEPT