One registered, type the following to add the snap-in to your current Powershell console:
The snap-in comes with 2 cmdlets:
Get-SDMGPOVersion: Retrieves AD & SYSVOL version information for one or more GPOs on a particular DC (similar to GPOTool.exe except for Powershell)
Invoke-SDMTouchGPO: Lets you increment a GPO’s version number to force clients to think something there has been a GPO change.
You can type get-help and then the cmdlet name to get syntax for each cmdlet