i realized that a setup of a proper configuration requires a lot of time .. time i don’t have at the moment. So i decided to post what i have and update the post when i find the time ….
If you get a "Access denied" or "No network provider accepted the given network path" then read here
Probably the best paper / explanation
Exposing TFS 2010 (Beta 2+) to the Internet by Aron Block (use Save as Docx!)
two other guys blogging about this issue …