Show all your work. No credit will be given if work is not shown!*** Problem # 1 (14 points): Consider the following plot of TCP window size as a function of time 12 10 10 0 1 2 3 45 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Transmission round Assuming TCP Reno is the protocol experiencing the behavior shown above, answer the following questions. a) (3 points) Identify the intervals of time when TCP slow start is operating. b) (3 points) Identify the intervals of time when TCP congestion avoidance is operating. c ( point) After the 16h transmission round, is segment loss detected by a triple duplicate ACK or by timeout? d) (1 point) After the 25th transmission round, is segment loss detected by a triple duplicate ACK or by timcout? e) (1 point) What is the initial value of Threshold at the first transmission round? f) (1 point) What is the value of Threshold at the 12th transmission round? g) (1 point) What is the value of Threshold at the 23d transmission round? h) (2 points) During what transmission round is the 23rd segment sent? i) (1 point) Assuming a packet loss is detected after the 30th round by a triple duplicate ACK, what will be the values of the congestion-window size and of Threshold