IP Tables

DNAT

Create a new DNAT rule

sudo iptables -t nat -A PREROUTING -i <source-interface> -p tcp --dport <external-port> -j DNAT --to-destination <local-ip>:<local-port>

List DNAT Rules

sudo iptables -t nat -L PREROUTING --line-numbers

Delete DNAT Rule by line number

sudo iptables -t nat -D PREROUTING <line-number>