Huawei Exam H12-821_V1.0 Topic 4 Question 80 Discussion

Actual exam question for Huawei's H12-821_V1.0 exam

Question #: 80
Topic #: 4

BFD provides fast fault detection independent of media and routing protocols. To use this mechanism to detect link connectivity, devices at both ends must support this feature.

ATRUE

BFALSE

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Suggested Answer: A

Comprehensive and Detailed Step-by-Step

Bidirectional Forwarding Detection (BFD):

BFD is a lightweight protocol that provides rapid fault detection on links independent of the underlying routing protocol or media.

Requirements for BFD:

Both devices at the endpoints of the link must support and configure BFD for it to operate.

If one device does not support BFD, the feature cannot be used for link detection.

HCIA-Datacom Study Guide, Chapter: BFD Overview

Huawei BFD Configuration Guidelines

by Truman at Mar 19, 2025, 12:59 AM

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