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300-410 Practice Question: Which CoPP mechanism prevents the CPU from being…
Which CoPP mechanism prevents the CPU from being overwhelmed by control plane traffic?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Policing
CoPP uses a policer (typically a single-rate two-color or three-color marker) to rate-limit traffic destined to the control plane, dropping packets that exceed the configured rate.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Shaping
Why it's wrong here
Shaping buffers traffic, but CoPP uses policing to drop excess packets.
- ✓
Policing
Why this is correct
CoPP applies policing to control plane traffic, dropping packets that exceed the configured rate to protect the CPU.
- ✗
Queuing
Why it's wrong here
Queuing is used for interface congestion management, not for control plane protection.
- ✗
Compression
Why it's wrong here
Compression reduces packet size, but does not limit the rate of traffic to the CPU.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 300-410 practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 300-410 exam.