There are three primary VM modes: Full virtualization, Paravirtualization, and virtual Private Servers.

有三种主要的虚拟机模式：全虚拟化、半虚拟化和虚拟私有服务器。

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One final option for increasing security within operating systems is operating system virtualization (also called virtual private servers).

增强操作系统内部安全性的最后一个选择是操作系统虚拟化(也称为虚拟专用服务器(virtual private servers))。

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Unfortunately, dedicated servers and virtual private servers tend to be quite expensive and, as a result, these are not viable options for deployment for everyone.

不幸的是，专用服务器和虚拟私有服务器非常昂贵，因此这不是针对大众的可行选择。

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Now I have two servers in my house and everyone who needs to connects through our Virtual Private Network.

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The company's servers are based here and three other members of staff connect to them using a virtual private network.

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