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Why is the Spanning Tree Algorithm needed in a bridged netwo…

Why is the Spanning Tree Algorithm needed in a bridged network that has redundant links?

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From the leaky/token bucket comparison: how does the LEAKY b…

From the leaky/token bucket comparison: how does the LEAKY bucket output differ from the TOKEN bucket output?

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Reno’s response to a triple-duplicate-ACK event differs shar…

Reno’s response to a triple-duplicate-ACK event differs sharply from its response to a timeout. Which choice describes the rationale for this asymmetry?

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In the three-node DV example, x has direct neighbors y (cost…

In the three-node DV example, x has direct neighbors y (cost 2) and z (cost 7). Initially y and z know only their direct costs. After receiving y’s and z’s first DVs, x computes Dx(z) using Bellman-Ford. What is Dx(z), and via which next hop?

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What is the difference between token-bucket SHAPING and toke…

What is the difference between token-bucket SHAPING and token-bucket POLICING?

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The end-to-end principle (Saltzer, Reed, Clark) is a foundat…

The end-to-end principle (Saltzer, Reed, Clark) is a foundational design idea for the Internet. Which statement most accurately captures its core claim?

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A router has two jobs commonly distinguished as ‘forwarding’…

A router has two jobs commonly distinguished as ‘forwarding’ and ‘routing’. Which best characterizes the difference?

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A browser opens six parallel TCP connections to fetch images…

A browser opens six parallel TCP connections to fetch images from one CDN edge. From the server’s perspective, what makes the six connections separable at the transport layer?

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From the DRR figure: flow F1 has quantum Q1 = 500 bytes and…

From the DRR figure: flow F1 has quantum Q1 = 500 bytes and current deficit D1 = 0. F1’s queue holds three packets — sizes 20, 750, and 200 bytes — with the 200-byte packet at the head. F1 receives its turn. What happens this turn?

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In the figure, cwnd grows up to the labeled peak of 100 and…

In the figure, cwnd grows up to the labeled peak of 100 and then suddenly drops to 50 in one step. Which event most likely occurred at that peak?

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