Nokia Exam 4A0-255 Topic 3 Question 59 Discussion

Actual exam question for Nokia's 4A0-255 exam

Question #: 59
Topic #: 3

Which of the following statement about guaranteed restriction (GR) in generalized Multiprotocol label Switching (GMPLS) is correct?

AGR use reestablished backup LSPs with resources reserved and configured.

BGR can achieve 100% survivability for a single-failure scenario only.

CGR does not required the signaling of the fault to trigger the restoration.

DGR calculates a new backup LSP every time a failure occurs.

Show Suggested Answer

Suggested Answer: D

by Ellsworth at Jan 25, 2025, 02:28 PM

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19 days ago

Wait, is GR the one where you get a free backup LSP if the first one doesn't work? Sounds like a sweet deal to me!

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23 days ago

Haha, I bet the exam writers were feeling a bit 'guaranteed' when they came up with these answer choices!

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25 days ago

Option D doesn't sound right. GR uses pre-calculated backup LSPs, not a new one for every failure.

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9 days ago

A) GR use reestablished backup LSPs with resources reserved and configured.

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2 months ago

I think the correct statement is A) GR use reestablished backup LSPs with resources reserved and configured.

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