Install the Windows 7 operating system prerequisites for the Exchange management tools
http://technet.microsoft.com/en-us/library/bb691354.aspx Open Control Panel, and then select Programs. Click Turn Windows features on or off. Select Microsoft .NET Framework 3.5.1. Navigate to Internet Information Services > Web Management Tools > IIS 6 Management Compatibility. Select the check box for IIS 6 Management Console, and then click OK.