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Exam 4A0-101 topic 5 question 25 discussion

Actual exam question from Alcatel-Lucent's 4A0-101
Question #: 25
Topic #: 5
[All 4A0-101 Questions]

Link-state PDUs include an age field. Which of the following is FALSE?

  • A. When link-state information reaches the maximum age on a router, the router will flood that information to its neighbors.
  • B. When a router detects that any of its link-state information has reached the maximum age, it will request a new update from the source router.
  • C. Aging helps ensure that links, which are no longer part of the topology, will eventually get removed from the LSDB.
  • D. The age value is updated as the information is flooded throughout the network and when it is in the LSDB.
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Suggested Answer: B 🗳️
by atilio76 at Sept. 14, 2022, 3:17 p.m.

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atilio76
2 years, 2 months ago
correct answer is C: Link-state information also includes an age field. The age is changed as the information is flooded and while it is held in the LSDB. When the link-state information reaches its maximum age, it is no longer considered valid and is removed from the LSDB.
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