title: WCF Streaming File Transfer ON .NET 4
body: <p>I need a good example on WCF Streaming File Transfer.</p>
  
  <p>I have found several and tried them but the posts are old and I am wokding on .net 4 and IIS 7 so there are some problems.</p>
  
  <p>Can you gives me a good and up-to-date example on that.</p>