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1. ip地址的类这里我们举一个例子大家就知道ip地址是啥意思了,大家应该都有小区的概念,ip地址就可以类比成小区中楼的号码,比如说49栋二单元这样,这样一类比大家就懂了.主要就是 InetAddress 这个类,这个类没有构造方法,所以并不能够通过 new 关键字来获取,只能通过静态方法即 get...

(*长期更新)软考网络工程师学习笔记一一IP地址分类详解

因为备考网络工程师，这里简单来总结一下IP地址分类。首先IP地址分为五类，用A、B、C、D、E五类来表示，表示为X类IP地址，IP地址可以使用32位的二进制表示，即四个字节。1、A类IP地址:通过点分十进制表示法，写成二进制时，其第一位总是0，我们只看IP地址前8位:0000 0000...

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计算机网络学习笔记--网络层之IP地址与子网

IPv4地址: 　　　　　　我们知道在网络层(TCP/IP体系结构的网际互联层),最重要的一个协议就是IP协议,现在正处于IPv4和IPv6的过渡时期,但目前来说,IPv4仍为主流,所以主要讲Ipv4. 　　IP地址基本格式: 　　　　　　计算机内部IP地址的格式是32位的二进制数表示的,为了让人们...

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