Nokia Exam 4A0-100 Topic 3 Question 86 Discussion

Actual exam question for Nokia's 4A0-100 exam

Question #: 86
Topic #: 3

What operation is performed by an egress Label Edge Router (eLER) when it receives an MPLS labeled packet?

AIt forwards the packet to the next LSR without altering the MPLS label.

BIt swaps the MPLS label and forwards the packet to the next LSR.

CIt pushes a new MPLS label and forwards the packet to the next LSR.

DIt pops the MPLS label and forwards the packet to the next IP router.

Show Suggested Answer

Suggested Answer: D

by Alita at May 01, 2024, 04:09 AM

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6 months ago

Totally! It made me second-guess my understanding of MPLS operations.

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7 months ago

Hmm, that does make sense. Anyone find the question difficult?

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7 months ago

I agree with User3. The eLER should pop the MPLS label and forward it to the next IP router.

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7 months ago

I'm leaning towards D. Popping the MPLS label makes sense to me.

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7 months ago

Yeah, it was tricky! What do you think the right answer is?

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7 months ago

Hey, did you see the question about egress Label Edge Router?

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