Compaq ProLiant DL380 Quick Install Manual page 98

Glossary
CI Serial Cable
See Cluster Integrity Serial Cable
CLMS
See Cluster Membership Service
Cluster Integrity Serial Cable
The Cluster Integrity (CI) serial cable is a serial cable that connects to a serial
port on each node in a two-node cluster. The cable prevents split-brain, a
condition that results in both nodes in a two-node cluster trying to operate as
the root node.
Cluster Membership Service
Cluster Membership Service (CLMS) determines which nodes are a part of the
cluster and controls the operating system portion of nodes that join and leave
the cluster.
Clusterized
The term refers to software that has been modified or designed to work in a
cluster software environment.
Cluster Virtual IP
The Cluster Virtual IP (CVIP) address is the IP address of the cluster.