TCP序列号和确认号详解，可以帮助学习TCP协议以及排查通讯故障，如通过查看序列号和确认号可以确定数据传输是否乱序。-TCP sequence number and acknowledgment number explain, can help learning TCP protocol as well as the investigation of communication failures, such as by checking the serial number and confirmation number to determine whether the out-of-order data.