Forbid to use Remote Desktop to Microsoft Windows server for using AD service interface.

Then, what can you do is installing Remote Server Administration Tools on your PC.
You can download it at http://www.microsoft.com/en-us/download/details.aspx?id=7887.
My PC is 32bit Win7, download the right version and open Control Panel and enable the Windows features "Remote Desktop Services Tools".

The detail Instruction link: http://www.sysprobs.com/install-admin-pack-windows-7-remote-desktop-manager/

Updated:
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SOURCE: http://its.uiowa.edu/support/article/364
After downloading and installing the tool on your Windows 7 computer, use the Turn Windows features on or off function to enable AD management tools.

 1.From the Control Panel, click on Programs.
 2.Under Programs and Features, select Turn Windows features on or off.
 3.Under Remote Server Administration Tools > Role Administration Tools, select AD DS and AD LDS Tools > Active Directory Administrative Center