if new satellites come to that slot to meet the requirments of dth players .then its called future proof slot.for ex.ses9 comming for airtel in 2015.st3 for d2h in near future
if new satellites come to that slot to meet the requirments of dth players .then its called future proof slot.for ex.ses9 comming for airtel in 2015.st3 for d2h in near future