how do i watch movies through azureus on my xbox

ok so i am new at this by brother did this he had azureus downloaded a movie and hooked the eathernet cable up th the xbox and the modem and went to a prorgram on the box and watched the movies on the tv does anyone know how to do this and also my xbox wont connect to the inter net i was told it was my eathernet cable it wasent a crossover or somthing like that so can who knows this please fill me in if possible could someone that knows gice me step by step to do it someboby please help