It provides 1-to-1 NAT without opening all ports, keeping the internal network secure.
Click on Port Forwarding or NAT Settings and select the option to add a new 1-to-1 NAT rule. Smc8014 User Manual
Access the router administration page by entering the router IP in a browser and logging in with default credentials (usually cusadmin / password ). Navigate NAT: Go to the NAT link in the configuration menu. It provides 1-to-1 NAT without opening all ports,