Which of the following statements about the BFD detection mode is correct? (Multiple choice)

Question

Options

• AAsynchronous mode is a commonly used BFD detection mode
• BIn echo mode, once the BFD session is established, the system will no longer send BFD control packets periodically
• CAsynchronous detection mode does not support echo function
• DIn asynchronous mode, the systems will send BFD control packets according to the negotiated period. If a system does not receive the BFD control packet from the peer within the detection time, it will declare the status of the BFD session as Down.

• A
  83% (24)
• B
  3% (1)
• C
  3% (1)
• D
  10% (3)

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