虚拟专用网vpn是一个新的网络热门技术，它可以利用公共网络建立企业内部网，从而不仅减轻了企业费用，还保证了数据的安全性。
The Virtual Private network (VPN) is a new network technology, which can use public network to construct Intranet. It not only reduce the expense of industry, but also ensure data security.
虚拟私用网络是在公共网络的基础上建立一个临时的、私用的、安全的连接，它是对企业内部网的扩展。
Virtual private Networks is a temporary, private and secure tunnel based on the Internet. It is extension of company Intranet and Extranet.
虚拟私用网络是在公共网络的基础上建立一个临时的、私用的、安全的连接，它是对企业内部网的扩展。
Virtual private Networks is a temporary, private and secure tunnel based on the Internet. It is extension of company Intranet and Extranet.
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