终端请求Local DNS resolver进行域名查询,Local DNS resolver安装了特殊的软件,可以通过DNS基础设施查询域名,通常一个名叫Berkeley Internet Name Domain (BIND)的软件嵌入在Local DNS resolver中,这个软件中记录了根服务器的IP地址。最新的根服务器地址可通过InterNIC查询,总共有13个。 我们在不同网络下,查看Mac中的res...
所以,域名就是IP地址的名称。比如:Google,Baidu。 当计算机在因特网上使用域名发送数据包时,第一步是联系DNS服务器将域名转换为IP地址。DNS是域名系统的缩写。 目前世界上有13个主要的DNS服务器(称为根服务器),计算机的操作系统或ISP保留对根服务器的IP地址的引用。比如:198.41.0.4(由Verisign运行)、192.228.79.2...
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