Setup a port forward on your Apple router. Mac OS X comes with a bundled port scanner tool, just one of a variety of features tucked into the ever useful Network Utility app.That means you don’t need to bother with the command line or install more advanced tools like nmap to quickly scan for open ports on a given IP or domain, instead you can do it all through the friendly graphical interface. Find the port forwarding section of the Apple router. Login to the Apple routers user interface. Click the Advanced button, and then click Port Mapping. We will show you how to: Setup a Static IP address on the computer you plan on having these ports forwarded to.Manual Setup, or double-click the device icon to open its configuration in a separate window.(It is installed in the Utilities folder in the Applications folder on a Macintosh computer, and in Start > All Programs > AirPort on computers using Windows.) Private IP Address: Enter the xbox’s IP address Fill out the following lines as needed (Listed below in bolded text)Įnter a description for the service you’ve just created.Check the Enable NAT Port Mapping Protocol box.Open AirPort Utility (located in the Utilities folder in the Applications folder on a computer using Mac OS X, and in Start > All Programs > AirPort on a computer using Windows), select your base station, and then click Continue. The old utility ipfw was discouraged in recent versions of Mac OS X and is now gone from El Capitan.