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H35-211_V2.5 · Question #260

Which of the following options describes congestion management correctly?

The correct answer is A. When using PQ, the higher the priority of a packet, the earlier it is sent from the port. See the full explanation below for the reasoning.

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Question

Which of the following options describes congestion management correctly?

Options

  • AWhen using PQ, the higher the priority of a packet, the earlier it is sent from the port.
  • BIf the low-priority queue uses FQ and the high-priority queue uses DWRR, the messages in the
  • CWhen using DWRR, the weight ratio of each queue is adjustable, but the total size is a fixed value.
  • DWhen using DWRR, the larger the packet size, the greater the actual egress bandwidth obtained.

How the community answered

(20 responses)
  • A
    75% (15)
  • B
    5% (1)
  • C
    15% (3)
  • D
    5% (1)

Topics

#congestion management#PQ scheduling#DWRR#QoS queuing

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