Computer Networks

a) Suppose Host A sends two TCP segments back-to-back to Host B over a TCP connection. The first segment has sequence number 290 ; the second has sequence number 400 . How much data is in the first segment? b) If for a receiver, the RcvBuffer =4000 bytes, LastByteRcvd =12,500, LastByteRead = 11,700 , what will be the value of r wnd advertise by the receiver to the sender