How to know 'sequence number' wiht getsockopt?

Question

I'm listening my own binded socket on addr "127.0.0.0", and sending some traffic. Socket is SOCK_STREAM. May i get sequence_number and acknowledgement_number of incoming packet with getsockopt? If you now, please write arguments of this func. in python Thank you:)

Answer 1

I'm listening my own binded socket on addr ... May i get sequence_number and acknowledgement_number of incoming packet with getsockopt?

You will not get information about sequence numbers from a plain TCP socket, i.e. one created by socket.socket(socket.AF_INET, socket.SOCK_STREAM).