坑迟早要填,跑不掉的
IP、TCP、UDP首部详解
https://blog.csdn.net/H514434485/article/details/79710193
TCP的三次握手与四次挥手(详解+动图)
https://blog.csdn.net/qzcsu/article/details/72861891
TCP协议详解
https://www.jianshu.com/p/ef892323e68f
TCP超详细知识点整理
https://www.jianshu.com/p/8c5ccbe51f5b
Java程序员必须掌握的网站知识 —— TCP
https://www.jianshu.com/p/e855fec43ba5
Wireshark的提示
https://www.cnblogs.com/redsmith/p/5462547.htm
TCP Timestamp选项
https://blog.csdn.net/zhangskd/article/details/7195795
HTTP长连接、短连接究竟是什么?