Possible Duplicate:
Can you help me with my software licensing question?
This question keeps getting asked however I could never get a straight answer. So I'm asking it clearer:
If I have Windows 2008 R2 Web edition and I'm using Sharepoint Foundation Server on Sql Server 2008 R2 Express edition do I need any further licenses other than what I paid for Windows Server to allow unauthenticated users to view the sharepoint website?