To start the cluster software on a member, run the Cluster Status Tool and choose Cluster => Start Local Cluster Daemons. The cluster member's Status field changes from Disabled to Active.
You can also start the cluster software at a shell prompt by typing the following:
| /sbin/service clumanager start | 
To stop a cluster member using the Cluster Status Tool, choose Cluster => Stop Local Cluster Daemons. The cluster member's Status field changes from Cluster is running to Cluster is not running.
To stop the cluster software on a cluster system at a shell prompt, run the following command:
| /sbin/service clumanager stop | 
Stopping the cluster services on a member causes its services to failover to an active member.