Suppose two hosts A and B, are separated by 10,000 kilometers and are connected by a direct link of R = 1 Gbps. Suppose the propagation speed over the link is 2.5 x 10^8 meters/sec. a. Calculate the "bandwidth-delay product", R.tprop. b. Consider sending a file of 400,000 bits from host A to B. Suppose the file is sent continuously as one big message. What is the maximum number of bits that will be in the link at any given time? c. What is the width (in meters) of bit in the link?

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