Yes you can, but you have to buy an gold Xbox live membership.
It doesn't matter whether or not you can play a 360 title over live, you can always chat over Live, even in game. glue
You can no longer play original Xbox games on Xbox Live.
You can play it while signed into xbox live, but you cant play with other people through xbox live on oblivion.
There is no way. PS3 users play on "PlayStation Network". XBox users play on "XBox Live".
No it is not necessary to have a High Definition T.V to play on Xbox Live.
I think you can play if you don't have xbox live but if it does not work mod your xbox 360.
There is no "The Xbox Live", Xbox live is simply a pay-to-play game service where you can play Xbox 360 games online. It depends on the game if you can play it online or not, the game's box should on the back say if it can be played online.
As long as your xbox 360 is connected to the internet and you have xbox live GOLD membership then yes you can play on xbox live with call of duty
you can not because xbox live has stopped supporting the normal xbox not 360
Yes, you can download rosters in NHL 10. From the main menu, go to the xbox live menu, then to the "my online NHL 10" menu. At the bottom of that menu is the download rosters, at least on xbox 360 it is.
I don't think that you can play an original Xbox game on an Xbox 360 live. But some games from the old xbox you can play on Xbox 360.
You do not need xbox live to play Tom Clancy End War. Xbox live is only necessary if you wish to multiplayer.