Different model of dreambox , so find that match for ur requirements.
CCcam only for card sharing , n needed only if u want to watch encrypted channels through card share .
u can use current dish . only if u want to watch different sat channels then only another dish will be needed.
Fair load channel means , several satellite channels , need several dish . though , ur current dish may have some indian channels . search channel list according to ur current dish .
Not clear enough , i know . Have to read as much as u can ..here ..there ...everywhere .