Suppose users in network share a 5 Mbps link and each user transmits only 0.15 percent of the time with frequency of 200 Kbps. a) For the remainder of this question, suppose packet switching is used. Find the probability that a given user is transmitting. b) Show that using the packet switching the network will allow more than three times number of users. (Justify your answer by including the detailed steps of the solution-final answer is not required). 3:56 P