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Computer Networks · End Term · 21 Dec 2025 · September 2025 term

Question 22: In TCP BBR’s bottleneck bandwidth estimation, the ACK ar…

Question 22

+3 marksNumerical answer

In TCP BBR’s bottleneck bandwidth estimation, the ACK arrival rate measured over an epoch gives a delivery rate of 48 Mbps. If the minimum measured RTT (RTTmin) is 100 ms, what is BBR’s current estimate of the bottleneck bandwidth (in Mbps)?

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Correct answer: 48

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Question 22 of 42 in the IIT Madras BS Computer Networks (Computer Networks) End Term paper sat on 21 Dec 2025, in the September 2025 term (Computer Networks 18 Dec 25). It carries 3 marks.

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