Cisco
300-415 · Question #8
300-415 Question #8: Real Exam Question with Answer & Explanation
The correct answer is A: weighted round robin. By default, the eight queues on a cloud vEdge router use the Weighted Round Robin (WRR) scheduling method.
Security and Quality of Service
Question
Which scheduling method is configured by default for the eight queues in the cloud vEdge router?
Options
- Aweighted round robin
- Bpriority queue
- Clow latency queue
- Dweighted random early detection
Explanation
By default, the eight queues on a cloud vEdge router use the Weighted Round Robin (WRR) scheduling method.
Common mistakes.
- B. Priority queuing is a different scheduling method where higher-priority traffic is always served first, which is not the default.
- C. Low Latency Queuing (LLQ) is a combination of priority queuing and weighted fair queuing, designed for delay-sensitive traffic like voice, and it's not the default for all eight queues.
- D. Weighted Random Early Detection (WRED) is a congestion avoidance mechanism, not a scheduling method.
Concept tested. vEdge QoS default queue scheduling
Topics
#SD-WAN QoS#vEdge router#Queue scheduling#Default configuration
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