[REQ] Good Ddos Protection

[Bazinga]

Does anyone know any good but cheap ddos protection for a windows 2008 vps. I have had the problem several times but cannot find any good firewall or ddos protection, help would be much apprecitated. Thanks in advance ;]
Edit:
If you don't know what a Ddos attack is, google it, wikipedia can be very handy ;]

 

[Rubuter1]

Wiki is a lie, they lie allot, but use justhost.com there good for protection (its verry expencive) (well £6 amonth) but u pay like 22 pounds for 30 months...