Introduction to VMware vSphere provides information about the features and functionality of VMware® vSphere. It covers ESX, ESXi, and vCenter Server.

This information is intended for anyone who needs to familiarize themselves with the components and capabilities of VMware vSphere. This information is for experienced Windows or Linux system administrators who are familiar with virtual machine technology and datacenter operations.

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The VMware vSphere documentation consists of the combined VMware vCenter Server and ESX/ESXi documentation set.

The figures in this manual use the abbreviations listed in Abbreviations.





vCenter Server database


Storage for the managed host


Storage disk for the managed host


vCenter Server managed hosts


Storage area network type datastore shared between managed hosts




User with access permissions


vCenter Server


Virtual machines on a managed host

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