"How do I FTP into my Xbox?" is one of the most popular questions on Xbox forums. To connect to your Xbox using FTP, you need to install an FTP server onto the Xbox, then define the connection to the FTP server in CuteFTP, just as you would any other FTP server.
To connect to the Xbox with CuteFTP Mac
Install and configure an FTP server on the Xbox.
Add the FTP server connection information to the Site manager.
Connect to the Xbox from your computer using CuteFTP Mac.
Refer to http://www.xbox-scene.com for more information.