防火墙技术指南
前语在当今的计算机S界，因特网无孔不入。为敷衍“不健全”的因特网，大家创建了几种安全机制，例如：访问控制、认证表，以及最首要的方法之一：防火墙。但是，防火墙（firewall）用于不一样的人来说，有不一样的含义。让大家考虑一下那个盲人摸象的印镀寓言。由于每自己所摸到的部位不一样，因而得出迥然不一样的定论。(Preface In today's computer world, the Internet is ubiquitous. To counteract the "unhealthy" Internet, several security mechanisms have been created, such as: access controls, authentication tables, and one of the most important: firewalls. However, firewalls have different meanings for different people. Let us consider the Indian fable of the blind man touching the elephant. Since the parts that each one has touched are different, they have come to different conclusions.)
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