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tcp

2021-04-01 21:58:57  阅读:166  来源: 互联网

标签:协议 IP TCP 可靠 tcp 传输层 应用层


在这里插入图片描述TCP(Transmission Control Protocol 传输控制协议)是一种面向连接的、可靠的、基于字节流的传输层通信协议,由IETF的RFC 793定义。在简化的计算机网络OSI模型中,它完成第四层传输层所指定的功能,用户数据报协议(UDP)是同一层内另一个重要的传输协议。在因特网协议族(Internet protocol suite)中,TCP层是位于IP层之上,应用层之下的中间层。不同主机的应用层之间经常需要可靠的、像管道一样的连接,但是IP层不提供这样的流机制,而是提供不可靠的包交换。

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标签:协议,IP,TCP,可靠,tcp,传输层,应用层
来源: https://blog.csdn.net/xmh_sxh_1314/article/details/115385345

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