Instructions
Turn on your Xbox and allow XBMC to load. This should take only a couple of seconds.
Navigate to "Settings" using the Xbox gamepad and press the "A" button to enter the "Configuration" page.
Navigate to "Network" and press "A" to enter the "Configuration" page.
Press down once on your gamepad to switch the page to "Servers." Press right to enter the page.
Press "A" to activate the option labeled "Enable FTP Server." The FTP server is now activated and ready for use.