Sender side
L = 1000 B = 8000 bytes
B = 80 kbps = 10000 Byte per second
Tp = 100ns
throughput = efficiency * Bandwidth
Tt = 8000 / 80000 =100ms
η = (Tt at sender) / (Tt sender + Tt of ack + 2Tp)
Tack = 100*8 / 8000 = 100ms
η = 100 / ( 100 + 100 + 200) = 0.25
throughput = efficiency * Bandwidth
= 0.25 * 80 kpbs = 0.25 * 10000 = 2500 bytes/sec
Receiver side:
L = 100B = 800B
B = 8kps = 1000 Bytes per sec
Tp = 100 ms ( same for sender and receiver)
throughput = efficiency * Bandwidth
Tt = 800 / 8000 =100ms
η = (Tt at sender) / (Tt sender + Tt of ack + 2Tp)
Tack = 100*8 / 8000 = 100ms
Tt at sender = 8000 / 80000 =100ms
η = 100 / ( 100 + 100 + 200) = 0.25
throughput = efficiency * Bandwidth
= 0.25 * 8 kpbs = 0.25 * 1000 = 250 bytes/sec
receiver throughput = 250 Bytes/sec