Virtual Servers are instances of server operating systems, such as Windows Server and Linux, that are run inside Virtual Machines. This allows many servers to be consolidated onto one piece of server hardware, as well as providing features like fault tolerance and power saving.
There are many different solutions for creating and running virtual servers. VMware, Microsoft, RedHat and others provide platforms on which to run virtual servers.
This guide introduces you to the benefits and savings provided by virtual servers, shows you how to setup your own virtual server environment, and provides a number of tips on how to secure and troubleshoot virtual servers.