User`s guide

Installing Windows Server 2008 D-33
For a server running a Server Core installation
1.
At the command prompt, type Slmgr –dli, and press Enter.
IMPORTANT: If the following message appears, Windows has already been activated on your
system. Click to exit.
2. Type slmgr –ipk <PID>, and press Enter.
* PID is your product key on the COA label.
3. Type slmgr –dti to obtain an installation ID for Windows activation, and press Enter.
4. See "%systemroot%\system32\slui\phone.inf" for the phone number of the Microsoft customer service.
5. Call the above number, inform the representative of the installation ID which you obtained in step 3, and receive a
confirmation ID.