Nokia Exam 4A0-105 Topic 6 Question 66 Discussion

Actual exam question for Nokia's 4A0-105 exam

Question #: 66
Topic #: 6

Which of the following describes the scope of the IEEE 802.3ah EFM standard? (Choose 3)

AMonitor and troubleshoot a point-to-point full-duplex link.

BMonitor and troubleshoot end-to-end services.

CCan be used at the core to trigger MPLS protection mechanisms when a physical failure detection is not possible.

DShould not be used at the core to trigger MPLS protection. BFD is the only method that can be used when physical failure detection is not possible.

EValuable in the last-mile connection to the Service Provider demarcation device.

Show Suggested Answer

Suggested Answer: B

by Diane at Feb 28, 2023, 02:14 PM

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6 hours ago

Option E is definitely correct. The EFM standard is all about the last-mile connection to the Service Provider, so that's a no-brainer.

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3 days ago

I believe it should not be used at the core to trigger MPLS protection, BFD is the better method for that.

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5 days ago

I agree with Bernadine, it can also be used in the last-mile connection to the Service Provider demarcation device.

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7 days ago

I think the scope of IEEE 802.3ah EFM standard includes monitoring and troubleshooting end-to-end services.

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