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Huawei Exam H12-222 Topic 1 Question 87 Discussion

Actual exam question for Huawei's H12-222 exam

Question #: 87
Topic #: 1

[All H12-222 Questions]

A 32-bit MPLS header consists of a 20-bit label used for packet forwarding; A 3-bit EXP field that identifies the IP packet priority; A 1-bit bottom-of-stack flag that identifies the last label; And an 8-bitTTL field. Which statement regarding the TTL field is true?

AThis field is used to prevent packet forwarding loops, similar to the TTL field in an IP header.

BThis field is used for label management.

CThis field used to control the upstream device in label distribution.

DThis field limitation the LSR.

Show Suggested Answer

Suggested Answer: A

by Florencia at May 09, 2024, 05:04 AM

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Latricia

6 months ago

I went with A too! It's pretty logical if you consider the purpose of TTL.

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Joanna

7 months ago

I also thought it was A. TTL in IP headers stops loops, so should be the same here.

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Shonda

7 months ago

That makes sense, Similar function as in IP header TTL.

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Myra

7 months ago

I think the correct answer is A. It prevents packet forwarding loops, similar to the TTL field in an IP header.

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Willard

7 months ago

Yeah, the one about the TTL field. I wasn't sure about it.

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Shonda

7 months ago

Did anyone find question 10 tricky about the MPLS header?

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