Chapter 13. Congestion Management and Avoidance
Blueprint topics covered in this chapter:
This chapter covers the following subtopics from the Cisco CCIE Routing and Switching written exam blueprint. Refer to the full blueprint in Table I-1 in the Introduction for more details on the topics covered in each chapter and their context within the blueprint.
Class-Based Weighted Fair Queuing (CBWFQ)
Random Early Detection (RED)
Modified Deficit Round-Robin (MDRR)
Congestion management, commonly called queuing, refers to how a router or switch manages packets or frames while they wait to exit a device. With routers, the waiting occurs when IP forwarding has been completed, so the queuing is always considered to be output queuing. LAN switches often support ...