Nokia
4A0-105 · Question #24
Which of the following describes the scope of the IEEE 802.3ah EFM standard? (Choose 3)
The correct answer is A. Monitor and troubleshoot a point-to-point full-duplex link. C. Can be used at the core to trigger MPLS protection mechanisms when a physical failure detection E. Valuable in the last-mile connection to the Service Provider demarcation device. See the full explanation below for the reasoning.
Question
Which of the following describes the scope of the IEEE 802.3ah EFM standard? (Choose 3)
Options
- 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
- DShould not be used at the core to trigger MPLS protection. BFD is the only method that can be
- EValuable in the last-mile connection to the Service Provider demarcation device.
How the community answered
(37 responses)- A76% (28)
- B16% (6)
- D8% (3)
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