Nokia Exam 4A0-103 Topic 3 Question 91 Discussion

Actual exam question for Nokia's 4A0-103 exam

Question #: 91
Topic #: 3

[All 4A0-103 Questions]

What is the purpose of the MPLS TC field (EXP bits)?

AEach implementation can use it as they see fit.

BIt is used to carry the Ether type value.

CIt is used to carry the TTL value.

DIt is used to carry QoS classification.

EIt is used to carry fragmentation flag information.

Show Suggested Answer

Suggested Answer: A

by Crista at Jun 30, 2024, 10:10 AM

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10 days ago

D sounds good, but I'm a bit curious about the 'Each implementation can use it as they see fit' option. Isn't MPLS supposed to be standardized?

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14 days ago

Hmm, I was thinking it was used for the TTL value, but I guess that makes sense too. QoS is important for MPLS networks.

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19 days ago

I believe each implementation can use it as they see fit, so option A.

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21 days ago

I'm pretty sure the answer is D. The MPLS TC field is used for QoS classification to prioritize traffic, right?

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24 days ago

I agree with Shaun, the EXP bits are used for QoS classification.

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26 days ago

I think the purpose of the MPLS TC field is to carry QoS classification.

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