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Exam 300-410 topic 1 question 497 discussion

Actual exam question from Cisco's 300-410
Question #: 497
Topic #: 1
[All 300-410 Questions]

How does BFD protocol work?

  • A. When BFD declares a failure on the primary IGP path, the router on the peer router chooses to use the secondary path.
  • B. BFD operates on the route processor module and impacts the route processor CPU utilization.
  • C. BFD control packets are sent via UDP port 3784 to the destination router.
  • D. BFD echo packets are sent to the same source IP and different destination IP with TCP port of 3786.
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Suggested Answer: C 🗳️
by Rman0059 at Nov. 10, 2023, 11:33 p.m.

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[Removed]
9 months, 3 weeks ago
Selected Answer: C
C is corerct
upvoted 1 times
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Rman0059
1 year, 6 months ago
Selected Answer: C
C - BFD uses port UDP 3784
upvoted 2 times
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