Huawei Certified ICT Professional - Constructing Infrastructure of Security Network H12-721 Question # 20 Topic 3 Discussion

Huawei Certified ICT Professional - Constructing Infrastructure of Security Network H12-721 Question # 20 Topic 3 Discussion

H12-721 Exam Topic 3 Question 20 Discussion:
Question #: 20
Topic #: 3

After the BFD session is established, the two systems periodically send BFD control packets. If a system does not receive any packets from the peer within the detection time, the status of the BFD session is considered to be Down. Which mode of detection is this mode called BFD?


A.

sync mode


B.

detection mode


C.

asynchronous mode


D.

query mode


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