4 Contents3 Preparing Your Systems forClustering . . . . . . . . . . . . . . . . . . . . . . . . 39Cluster Configuration Overview . . . . . . . . . . . . . 39Installation Overview . . . . . . . . . . . . . . . . . . 41Installing the Fibre Channel HBAs. . . . . . . . . . . . 42Installing the Fibre Channel HBA Drivers. . . . . . 42Implementing Zoning on a Fibre ChannelSwitched Fabric . . . . . . . . . . . . . . . . . . . . . 42Using Zoning in SAN Configurations ContainingMultiple Hosts. . . . . . . . . . . . . . . . . . . . 43Using Worldwide Port Name Zoning . . . . . . . . 43Installing and Configuring the SharedStorage System. . . . . . . . . . . . . . . . . . . . . . 45Access Control . . . . . . . . . . . . . . . . . . . 45Storage Groups . . . . . . . . . . . . . . . . . . . 46Navisphere Manager . . . . . . . . . . . . . . . . 48Navisphere Agent. . . . . . . . . . . . . . . . . . 48EMC PowerPath. . . . . . . . . . . . . . . . . . . 49Enabling Access Control and CreatingStorage Groups Using Navisphere . . . . . . . . . 49Configuring the Hard Drives on the SharedStorage System(s). . . . . . . . . . . . . . . . . . 51Optional Storage Features . . . . . . . . . . . . . 52Updating a Dell/EMC Storage System forClustering . . . . . . . . . . . . . . . . . . . . . . . . 53Installing and Configuring a Failover Cluster . . . . . . 53