CCNP ONT Official Exam Certification Guide

Chapter 4. Congestion Management and Queuing

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• Introduction to Congestion Management and Queuing”

• First-In-First-Out, Priority Queuing, Round-Robin, and Weighted Round-Robin Queuing”

• Weighted Fair Queuing

• Class-Based Weighted Fair Queuing

• Low-Latency Queuing

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This chapter starts by defining what congestion is and why it happens. Next, it explains the need for queuing or congestion management and describes the router queuing components. The rest of this chapter is dedicated to explaining and providing configuration and monitoring commands for queuing methods, namely FIFO, PQ, RR, WRR, WFQ, CBWFQ, and LLQ.

“Do I Know This Already?” Quiz

The purpose of the “Do I Know This Already?” ...