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TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...两边同时断连接，那就会就进入到CLOSING状态，然后到达TIME_WAIT状态。下图是双方同时断连接的示意图（你同样可以对照着TCP状态机看）：
两端同时断连接（图片来源）
另外，有几个事情需要注意一下：
关于建连接...
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