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IP地址和子网掩码的计算

 3 years ago
source link: https://network.51cto.com/art/202007/620138.htm
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连接在网络中的每一个设备都需要唯一的IP地址,但是由于我们目前主流在使用的IPv4版本的IP 地址其实是不够现在的互联网使用者分的,所以IP地址被分为了公网IP地址和私网IP地址,并且使用了NAT技术来缓解IP不够的问题。

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