是的，你可以下载一个的在Windows Server 2008 R2 的评估副本。你必须在180天内做你的评价。在成功安装Windows Server 2008 R2，您只需单击Windows按钮，然后键入DCPROMO。它会启动一个向导，指导您设置的域控制器（例如LDAP服务器+ KDC）

Yes, you can download a evaluation copy of Windows Server 2008 R2. You have 180 days to do your evaluation. After you successfully install the Windows Server 2008 R2, you just click Windows button and type in "dcpromo". It will launch a wizard and guide you setting up the domain controller (i.e. the LDAP server + KDC)