Answer Happy

Communication Networks
a) Suppose that seven packets arrive at a router according to the pattern in Table 1. Packet OUT[ס А B с D E F G | کا Input Arrival time Queue 1 0 1 5 1 6 2 1 2 2 3 3 3 4 Table 1 Packet Length 2 2 3 5 3 6 9 Give the packet output order if weighted fair queuing with a weight of 3 for input queue 3 is used. b) Fair queuing is equivalent to first-in first-out when all the packets in the queues have the same length. Prove this statement if it is true or give a counter-example if it is false.