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<td width="20%">[[Sending and Receiving GMail Email via POP on a CentOS System|Previous]]<td align="center">[[CentOS Essentials|Table of Contents]]<td width="20%" align="right">[[Using Xen Full Virtualization to Run Windows on CentOS|Next]]</td>
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<td width="20%">Sending and Receiving GMail Email via POP on a CentOS System<td align="center"><td width="20%" align="right">Using Xen Full Virtualization to Run Windows on CentOS</td>
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<google>BUY_CENTOS</google>
Virtualization is the ability to run multiple operating systems simultaneously on a single computer system.
Virtualization has come to prominence in recent years because it provides a way to fully utilize the CPU and resource capacity of a server system whilst providing stability (in that if one virtualized guest system crashes, the host and any other guest systems continue to run).