Huawei
H12-821_V1.0 · Question #1065
H12-821_V1.0 Question #1065: Real Exam Question with Answer & Explanation
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Question
Which of the following statements is false about BFD?
Options
- AThe asynchronous mode is the primary BFD operating mode.
- BIn the asynchronous mode, the local and remote ends periodically send BFD Control packets at the negotiated interval. If one system does not receive any BFD Control packets from the other within the detection interval, the BFD session is declared down.
- CThe echo function is primarily used to report the link quality.
- DIn demand mode, after a BFD session is set up, the system does not periodically send BFD Control packets.
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