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Nokia 4A0-115 Exam - Topic 1 Question 4 Discussion

Which of the following statements about the operation of a single-homed EVPN VPWS is TRUE?
C) The advertised A-D per EVI route includes a non-zero tag ID and a non-zero MPLS label.
A) The same tag ID must be configured for the local attachment circuit (AC) at each PE.
B) Each PE advertises a MAC route and an A-D per EVI route when its local AC becomes operationally UP.
D) Each PE verifies that the received tag ID matches its configured local AC tag ID.

Nokia 4A0-115 Exam - Topic 1 Question 4 Discussion

Actual exam question for Nokia's 4A0-115 exam
Question #: 4
Topic #: 1
[All 4A0-115 Questions]

Which of the following statements about the operation of a single-homed EVPN VPWS is TRUE?

Show Suggested Answer Hide Answer
Suggested Answer: C

The advertised A-D per EVI route includes a non-zero tag ID and a zero MPLS label.The tag ID is used to identify the VPWS service, while the MPLS label is not used for single-homed VPWS services1.

Verified Reference:Ethernet Virtual Private Networks (EVPNs)


by Frederica at Aug 10, 2023, 08:38 AM

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Quinn
8 months ago
I disagree with A, I thought tag IDs could differ in some cases.
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Hannah
8 months ago
D makes sense, gotta verify the tag ID for sure.
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Stacey
8 months ago
Wait, C sounds off. Non-zero tag ID? Really?
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Arlette
8 months ago
I think B is correct too, every PE does that when AC is UP.
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Yen
9 months ago
A is definitely true, you need the same tag ID.
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Willie
9 months ago
I recall that each PE does verify the tag ID against its local configuration, so option D might be the right choice.
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Giuseppe
9 months ago
I’m a bit confused about the A-D routes; I thought they always included a zero tag ID in some cases.
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Edison
9 months ago
I think option B sounds familiar; I practiced a question where PEs advertised MAC routes when the AC was UP.
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Melda
9 months ago
I remember something about tag IDs needing to match for the local AC, but I'm not sure if that's the only requirement.
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Pok
10 months ago
Okay, let's think this through step-by-step. The key is to identify the bottlenecks and points of failure in the current system.
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Britt
10 months ago
Hmm, this seems like a tricky one. I'll need to carefully review the UiPath Robotic Enterprise Framework documentation to understand the expected behavior in this scenario.
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Kiera
10 months ago
Okay, let me break this down. The PVC has a storageClass that's empty, and the size requirements can't be met by any existing PV. That means Kubernetes can't automatically provision a new PV to match the PVC. So the logical solution is that the PVC will remain unbound until a suitable PV becomes available. I'll go with option A.
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Ranee
10 months ago
I thought it might be Microcomputer Boot Resistor at first, but that doesn't seem to fit. Master Boot Record definitely rings a bell!
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