Mastering Virtualization Technology for your IT Challenges: you ll learn how to work with the major virtualization technologies: Linux Xen Hypervisor, VMware Server, Citrix XenServer with XenCenter, Windows Server 2008 R2 Hyper-V, and ProxmoxVE to deploy virtual machine servers and various applications. The need for Virtualization skills will grow exponentially over the coming years starting with 2012. Virtualization means moving multiple physical servers to a virtual machine environment. Virtualization vendors such as open-source Xen, Citrix, VMware, and Microsoft are making it possible for companies to improve the efficiency and availability of IT resources and applications. Virtualization is being adopted by companies of all sizes as a means to reduce costs through consolidation of servers and lower office space cooling requirements. In recent time, application virtualization has become very popular with businesses. Having the skill set to deploy applications that connect securely through a browser is critical for companies that have numerous remote offices. There is no doubt that from 2012 and beyond, the demand for virtualization skills will predictably grow exponentially.