Come on: you DID try Google?
The company:
http://www.dreamboxcom.com/ (Check out the online help, top right)
From the FAQ pages: HOW TO USE A DREAMBOX
http://www.dreambox.org.uk/faq/5.html
For anything you don't understand (Includes long words)
http://tinyurl.com/2rfwr
D'oh
November 2010