For more instruction about Sun Cluster, there are many documents that can be found at docs. sun.com.
The following is a partial list of documentation titles:
Sun Cluster Concepts Guide for Solaris OS provides a general background about Sun Cluster software, data services, and terminology resource types, resources, and resource groups.
Sun Cluster Data Services Planning and Administration Guide for Solaris OS provides general information on planning and administration of data services.
Sun Cluster System Administration Guide for Solaris OS provides the software procedures for administering a Sun Cluster configuration.
Sun Cluster Reference Manual for Solaris OS describes the commands and utilities available with the Sun Cluster software, including commands found only in the SUNWscman and SUNWccon packages.