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如何通俗易懂地讲解网络七层协议

更新时间: 2020-09-16 00:00:00     

网络数据传输的工作方式和邮寄快递,邮寄信件很像,简单点说一下容易理解的5层模型,比如买东西时候要封装打包(应用层),打包后要在包裹上贴快递单(传输层),在快递单上要写源地址目的地址(网络层),让快递小哥来取件(数据链路层),快递小哥骑车送件到收货人(物理层),这样就通俗易懂啦。

关键词: 如何 通俗 易懂 讲解 网络 协议

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