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这应该是把计算机网络五层模型讲的最好是文章了,看不懂你打我

 4 years ago
source link: https://juejin.im/post/5e008ab1f265da33eb6bf81c
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帅地:用心写好每一篇文章! 前言 天各一方的两台计算机是如何通信的呢?在成千上万的计算机中,为什么一台计算机能够准确着寻找到另外一台计算机,并且把数据发送给它呢? 可能很多人都听说过网络通信的 5 层模型,但是可能并不是很清楚为什么需要五层模型,五层模型负责

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