No, its direct connection to the market. The people you place your spread bets with will be using direct access to hedge your trade and make a margin. Its what they base their prices on.
With direct access you cut out the middle man.
You would need a clearing company like fortis or man financial to make this happen. Alternatively, if you are not big enough you can go to a specialist prop house.
Check out Direct Market Access ( DMA ) - an example would be trading Bund Futures with DMA via Man Group so you get and make prices directly into Eurex