Now ensure that Authentication & Authorization are confgiured as discribed below.

These settings need to be set under the default website.

Default Website > Authentication
Default Website > Authorization











In addition to installing the required Windows Server 2008 server roles, add the following required features in Server Manager in the Features Summary section:
BITS Server Extensions
Remote Differential Compression




To add Remote Differential Compression for site server and branch distribution point computers

In Server Manager, on the Features node, click Add Features to start the Add Features Wizard.

On the Select Features page, select Remote Differential Compression, and then click Next.

Complete the rest of the wizard.

Close Server Manager.

 




In Server Manager, on the Features node, click Add Features to start the Add Features Wizard.

On the Select Features page, select BITS, and then click Next.

Complete the rest of the wizard.