Open browser and type in the http://IP_ADDRESS_OF_FIOS_ROUTER.
Type in “User Name” and “Password” of your router.
Choose “Firewall” from the top menu.
Click “Yes” button on the “Warning / Any changes made in this section may affect your router’s performance and configuration. / Do you want to proceed?” screen.
Click “Port Forwarding” link on the left menu.
Under “Create new port forwarding rule” in the first drop down box “Select IP from menu” to select an IP address of the device on your network that should be accepting the request from the remote computer.
Click on “Application To Forward…” dropdown and choose “Custom Ports”.
Choose the protocol: TCP, UDP, or Both and overwrite port 65535 with the port number of your choice.
Click “Add”.
Do NOT CLICK “Advanced>>” and choose port that way.