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本文论述了网络防火墙安全技术的分类及其特征,同时论述了防火墙部署的原则,根据防火墙的部署阐述了防火墙的选择标准。
This paper discusses the classification and characteristics of network firewall security technology, discusses the principle of firewall deployment, and expounds the selection criteria of firewall according to the deployment of firewall.