List:
sudo iptables-save
Add:
sudo iptables -t nat -A PREROUTING -i eth0 -p tcp -m tcp --dport 3000 -j DNAT --to-destination 10.205.48.65:3000
Save:
sudo netfilter-persistent save
Delete/Remove:
sudo iptables -t nat -D PREROUTING -i eth0 -p tcp -m tcp --dport 3000 -j DNAT --to-destination 10.205.48.65:3000