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Exam 300-410 All Questions
Exam 300-410 All Questions

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Cisco CCNP Enterprise 300-410 Question # 21 Topic 4 Discussion

300-410 Exam Topic 4 Question 21 Discussion:
Question #: 21
Topic #: 4

What is an advantage of using BFD?


A.

It detects local link failure at layer 1 and updates routing table.


B.

It detects local link failure at layer 2 and updates routing protocols.


C.

It has sub-second failure detection for layer 1 and layer 3 problems.


D.

It has sub-second failure detection for layer 1 and layer 2 problems.


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