Microsoft Windows Server 2012 Cluster Management Library: This management pack contains the definitions that are specific to the Windows Cluster Management and uses Cluster WMI provider.
The Windows Server 2012 Cluster Library Management Pack provides the base monitoring related features (Managed Objects, Groups, Discovery, etc) that are required to monitor Windows Server 2012 Cluster Services. This Library Management Pack must be imported before or during the import of a Windows 2008 version specific Management Pack for Windows 2008 Cluster Services.