To configure Destination NAT (port forwarding) to redirect incoming HTTP traffic arriving on interface eth0 on port 80 to an internal web server at IP address 192.168.1.50:8080 , which iptables rule must be used?

Question

To configure Destination NAT (port forwarding) to redirect incoming HTTP traffic arriving on interface  eth0  on port 80 to an internal web server at IP address  192.168.1.50:8080 , which iptables rule must be used?

Accepted Answer

iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j DNAT --to-destination 192.168.1.50:8080

Answer

iptables -t filter -A FORWARD -i eth0 -p tcp --dport 80 -j DNAT --to-destination 192.168.1.50:8080

Answer

iptables -t nat -A POSTROUTING -o eth0 -p tcp --dport 80 -j DNAT --to-destination 192.168.1.50:8080

Answer

iptables -t filter -A INPUT -i eth0 -p tcp --dport 80 -j DNAT --to-destination 192.168.1.50:8080

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To configure Destination NAT (port forwarding) to redirect incoming HTTP traffic...

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