What is sequence number and why is it used as the ACK number for the next ACK packet? [closed]

I am currently trying to learn the TCP session creating (3 way handshake) process in detail. I was wondering what the sequence number means and also why is the ack num for the next ACK packet always the sequence number of the previous pack… Continue reading What is sequence number and why is it used as the ACK number for the next ACK packet? [closed]