Nokia 4A0-D01 Exam - Topic 1 Question 19 Discussion

Actual exam question for Nokia's 4A0-D01 exam

Question #: 19
Topic #: 1

[All 4A0-D01 Questions]

Which of the following statements about a CPM-filter policer is FALSE?

AHierarchical policing of control plane traffic is supported.

BThe system-cpu-policer is hardware-based.

CThe system-cpu-policer acts on the aggregate traffic from all line cards.

DCPM-filter entries can use both a distributed-policer and a system-cpu-policer.

Show Suggested Answer

Suggested Answer: B

The system-cpu-policer in Nokia SR Linux is software-based, not hardware-based. It acts on aggregate control plane traffic and supports hierarchical policing with CPM-filter entries using both distributed and system-cpu-policers.

by Tamesha at May 12, 2026, 09:46 PM

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Enola

2 days ago

I remember studying the differences between hardware-based and software-based policers, but I'm not sure if the system-cpu-policer is truly hardware-based.

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