The IGetClusterNodeInfo interface is called by a Cluster Administrator extension to retrieve information about a node.
| GetNodeHandle | Retrieves a handle to a node. | 
To call the methods in the IGetClusterNodeInfo interface, Cluster Administrator extensions use an interface pointer provided by Cluster Administrator. An extension can access this pointer by calling the IUnknown::QueryInterface method with the piData pointer passed to one of these methods:
IWEExtendPropertySheet::CreatePropertySheetPages
IWEExtendContextMenu::AddContextMenuItems
IWEExtendWizard::CreateWizardPages
IWEInvokeCommand::InvokeCommand
  Version: Use Windows NT Server Enterprise Edition 4.0.
  Windows CE: Unsupported.
  Header: Declared in cluadmex.h.