Windows Server 2012 Cluster Terminology
Before failover or NLB clusters can be designed and implemented, the administrator deploying the solution should be familiar with the general terms used to define the clustering technologies. The following list contains the many terms associated with Windows Server 2012 clustering technologies:
• Cluster—A cluster is a group of independent servers (nodes) that are accessed and presented to the network as a single system.
• Node—A node is an individual server that is a member of a cluster.
• Cluster resource—A cluster resource is a service, application, IP address, disk, or network name defined and managed by the cluster. Within a cluster, cluster resources are grouped and managed together using cluster ...