Tcp_handshake

31 May 2023 - joy717

tcp详解

seq number记录的是client/server各自的序列号。

ack number记录的是从server/client(对方)，当前已接收的数据大小总和。（接收到SYC/FIN包时，会将seq+1作为自己的ack number发送给对方。）

https://packetlife.net/blog/2010/jun/7/understanding-tcp-sequence-acknowledgment-numbers/

https://blog.csdn.net/answer3lin/article/details/84780514

例子详解

https://www.golinuxcloud.com/tcp-sequence-acknowledgement-numbers/

tcp 三次握手 四次挥手

https://blog.csdn.net/qzcsu/article/details/72861891