Question: QUESTION 9: [2 Marks a. Explain the reason for moving from the Stop-and-Wait ARQ Protocol to the GO- Back-N ARQ Protocol (1 mark) b. Assume

QUESTION 9: [2 Marks a. Explain the reason for moving from

QUESTION 9: [2 Marks a. Explain the reason for moving from the Stop-and-Wait ARQ Protocol to the GO- Back-N ARQ Protocol (1 mark) b. Assume that, in a Stop-and-Wait ARQ system, the bandwidth of the line is 3 Mbps, and 1 bit takes 40 ms to make a round trip. What is the bandwidth-delay product? (1 mark)

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