IPtable Forward Port
From MS Computech
This is sample rule to forward rdp to host. [[ LinixGateway-->>Windows Server2003 ]]
- Forward rule Listen port 3000 forward to 3389
echo 1 > /proc/sys/net/ipv4/ip_forward
- Forward to 2003 RDP And Nat
/sbin/iptables -A FORWARD -i eth0 -o eth1 -p tcp --dport 3000 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT<br>/sbin/iptables -A PREROUTING -t nat -p tcp -i eth0 --dport 3000 -j DNAT --to-destination 172.31.255.2:3389
- WWW Fileshare
/sbin/iptables -A FORWARD -i eth0 -o eth1 -p tcp --dport 8000 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT<br>/sbin/iptables -A PREROUTING -t nat -p tcp -i eth0 --dport 8000 -j DNAT --to-destination 172.31.255.2:8000
/sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE<br>
