Nokia Exam 4A0-105 Topic 7 Question 83 Discussion

Actual exam question for Nokia's 4A0-105 exam

Question #: 83
Topic #: 7

How does PBB forward broadcast, unknown-unicast and multicast traffic from a B-VPLS to an l-VPLS?

AThe receiving PE checks the l-TAG in the l-SID to determine if there is a local l-VPLS on the node.

BThe receiving PE checks the l-SID in the l-TAG to determine if there is a local l-VPLS on the node.

CThe receiving PE checks the service label in the mpls header to determine if there is a local l-VPLS on the node.

DThe receiving PE checks the multicast B-DA to see if an l-SID has been mapped to the B-DA that matches a local l-VPLS on the node.

Show Suggested Answer

Suggested Answer: D

by Gilma at Mar 21, 2024, 09:56 AM

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5 months ago

I agree with Leeann, B makes sense because the l-SID is used to determine the local l-VPLS.

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5 months ago

I'm not sure, but I think it might be C.

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6 months ago

I disagree, I believe the answer is D.

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6 months ago

I think the answer is B.

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