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2) A broadband modem is used for connecting a personal computer to a host computer. The speed of the modem is 3 Mbps and the

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2) A broadband modem is used for connecting a personal computer to a host computer. The speed of the modem is 3 Mbps and the one-way propagation delay is 5 ms. If the frame has 1200 bytes of information and BER of 2x10 (a) Find the efficiency for the Stop-and-Wait ARQ. (2 marks) (b) Repeat for Go-Back-N if three-bit sequence numbering is used. (3 marks) Assume the number of bits for the header, CRC, and ACK are negligible as compared to the number of information bits in the frame

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