1.17. Given the network in Figure PI.17 and the following assumptions and parameters, determine the time at which Host C receives the packet B1: Al Router 1 Router 2 Host C PI.17 Router buffer B B Packet length L = 2 Kbits Link rate R = 1 Mbps Propagation speed s = 2 x 108 m/sec Distance between routers d = 2 x 105 m Propagation delay = d/s = (2 x 105 m)/(2 x 108 m/sec) = 0.001 s Transmission delay = L/R = (2 Kbits)/(1 Mbps) = 0.002 s Packet processing time = 0.001 s Distance between router and host d = 0 m A has 4 packets to send (A1, A2, A3, A4), B has 5 packets to send (B1, B2, B3, B4, B5) and the packets are sent in the sequence B1, A1, B2, A2,-etc. Routers 1 and 2 have buffer space for 5 packets A and B have infinite buffer space and their distances to the first router are assumed to be zero. Assume UDP Transmission 1.17. Given the network in Figure PI.17 and the following assumptions and parameters, determine the time at which Host C receives the packet B1: Al Router 1 Router 2 Host C PI.17 Router buffer B B Packet length L = 2 Kbits Link rate R = 1 Mbps Propagation speed s = 2 x 108 m/sec Distance between routers d = 2 x 105 m Propagation delay = d/s = (2 x 105 m)/(2 x 108 m/sec) = 0.001 s Transmission delay = L/R = (2 Kbits)/(1 Mbps) = 0.002 s Packet processing time = 0.001 s Distance between router and host d = 0 m A has 4 packets to send (A1, A2, A3, A4), B has 5 packets to send (B1, B2, B3, B4, B5) and the packets are sent in the sequence B1, A1, B2, A2,-etc. Routers 1 and 2 have buffer space for 5 packets A and B have infinite buffer space and their distances to the first router are assumed to be zero. Assume UDP Transmission