ehh
you more or less
need somebody elses EEPROM
who wont be planning on using xbl
so u basically connect using xbl, making them think that you are using their xbox....
use this tutorial to change the eeprom
http://www.xbox-scene.com/articles/eeprom-change.php
there used to be one showing
how to get it off another xbox
to get unbanned off xbl
but they mustve took it off