Stephen Yeo

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Traditionally, organizations have had two choices for delivering a PC application: a "fat" PC or server-based terminal services. Terminal services is an approach that hosts the application in an x86 "mainframe" environment, collects keystrokes and mouse clicks from the user, and delivers the resulting screen changes back to the user using a bandwidth-efficient protocol such as RDP or ICA. A small piece of client software running on a thin client or an old PC would decode the instructions and "draw" the screen changes on the monitor. The leading solutions for terminal services software include Microsoft Windows Server (with its terminal-services mode) and Citrix Metaframe. Now there's a new way to deliver PC applications - a virtual PC. Virtualization is a process that can break a physical server into lots of smaller machines. The software that does this is called a... (more)