從 Windows 2008 R2 查看 Windows 7 的裝置管理員

Reference:
Using Device Manager Remotely

狀況：
從 Windows 2008 R2 管理 Windows 7 時，開啟 Windows 7 的裝置管理員出現錯誤訊息。
Unable to access the computer PC01
Make sure that this computer is on the network, has remote administration enabled, and is running the "Plug and Play" and "Remote registry" services.
The error was: Access is denied.

解法：
修改 AD (Windows 2008 R2)  的 Group Policy。
將 Computer Configuration \ Policies \ Administrative Templates \ System \ Device Installation \ "Allow remote access to the Plug and Play interface 設為啟用。