Host A and B are communicating over a TCP connection, and Host B has already received from A all bytes up through byte $126.$ Supposed Host A then sends two segments to host B back$-$to$-$back. The first and second segments contain $80$ and $40$ bytes. If the first segment arrives befre the second segment, in the acknowledgment of the first arriving segment, what is the acknowledgement number, the source port number, and the destination port number