Description: Permits a single rule on the Internet filtering screen to block multiple MAC addresses up-to 10 entries.

描述：允许一个唯一规则在互联网过滤的屏幕阻拦多个MAC地址(最多10个)。

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Although the technology of Internet filtering is widely used on the Internet, most of people have a hazy understanding on it.

网络信息过滤的技术和方法虽然在因特网上得到了很好的应用，但人们对它的认识仍然比较模糊。

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Nowadays, the popular Internet filtering and search system relies mainly on text content, there is little image search system.

摘要目前，网上流行的过滤和搜索系统主要是依靠文本内容，很少有图像搜索系统。

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So, what is Internet filtering, and why all the fuss?

CNN: Experts: Internet filtering and censorship rife

In debuting the site, FCC Chairman William Kennard endorsed the development of a scheme to coax schools and libraries into establishing their own Internet filtering strategies, possibly as a condition to receiving money from the E-Rate program.

CNN: FCC unveils Web page with guidelines for parents

The study also found that 20 percent of parents are using the available Internet-filtering software and parental-control services.

CNN: Most older kids surf unsupervised