Install AD-DS Tools
To install AD-DS Tools in Windows 7, execute the following command:
cmd.exe /c dism /Online /Enable-Feature /FeatureName:RemoteServerAdministrationTools /FeatureName:RemoteServerAdministrationTools-Roles /FeatureName:RemoteServerAdministrationTools-Roles-AD /FeatureName:RemoteServerAdministrationTools-Roles-AD-DS /FeatureName:RemoteServerAdministrationTools-Roles-AD-DS-SnapIns /NoRestartcommand line, microsoft, windows