Hey Guy's i was wondering if i can backup say a MacBook via Time Machine if i had a external hooked to a iMac? Thing is i Have a iMac and a MacBook i need to backup and was going to take a 1.5 TB Drive and partion it into two halves hook it to the iMac and use it for Time Machine on the iMac and the MacBook. Is this possible and if so can anyone help me through the steps?