CmdID / PowerShell / Cmdlets / Get
Get-ClusterAccess
Gets information about permissions that control access to a failover cluster. Windows Server PowerShell reference
From the Windows Server PowerShell reference 3 parameters Its page in the reference
Parameters
-ClusterSpecifies the name of the cluster on which to run this cmdlet.-InputObjectSpecifies the cluster on which to enumerate cluster access details.-UserSpecifies the user for which to get cluster access.