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Nokia 4A0-102 Exam - Topic 5 Question 43 Discussion

Actual exam question for Nokia's 4A0-102 exam
Question #: 43
Topic #: 5
[All 4A0-102 Questions]

Click the exhibit.

Router R3 is configured with an import policy to reject updates with an AS Path matching the regular expression ".+ 65540". Which of the following regarding updates originating in AS 65540 is TRUE?

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Suggested Answer: C

by Selma at Aug 29, 2023, 06:22 PM

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Bernardo
3 months ago
I’m not sure about this one, can someone explain?
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Oliva
3 months ago
I think it’s A, all updates from that AS should be rejected.
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Yasuko
4 months ago
Wait, why would it accept updates from R1? Seems off.
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Rodrigo
4 months ago
Definitely B, that makes the most sense.
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Paola
4 months ago
Router R3 will reject updates from AS 65540.
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Ayesha
4 months ago
I feel like option B could be right because it mentions R1 and R2 specifically, but I’m not 100% confident about how the filtering works in this case.
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Glenn
4 months ago
I'm a bit confused about the difference between updates from R1 and R2. Does the path matter if they both lead to AS 65540?
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Elmira
5 months ago
I think I came across a similar question where updates were accepted or rejected based on AS Path. If I recall correctly, the regex ".+ 65540" means it would reject those updates.
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Laquanda
5 months ago
I remember studying AS Path filtering, but I'm not entirely sure how the regex applies here.
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Tasia
5 months ago
I'm pretty confident I know the answer here. The import policy is set up to reject all updates from AS 65540, so option A must be correct.
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Nelida
5 months ago
Hmm, I'm a bit confused about the regular expression used in the import policy. I'll need to review my notes on AS Path filtering to make sure I understand how that works.
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Colton
5 months ago
This question seems straightforward. I'll focus on the import policy configured on Router R3 and how it would impact updates from AS 65540.
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Ricki
5 months ago
Okay, let's think this through step-by-step. The question says the import policy rejects updates with an AS Path matching the regex ".+ 65540". So updates originating in AS 65540 should be rejected, regardless of the path.
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Chanel
5 months ago
A project management information system would be my pick. It's designed to collect, store, and distribute project data, which aligns with the question's focus on gathering and disseminating outputs.
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Toi
5 months ago
This seems like a straightforward question about managing guest users in a Microsoft 365 team. I think the key is to find a solution that can automatically send an email to all guest users in the Sales team to verify their membership.
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Jesusa
5 months ago
The IP address on the interface is making me question if that's the right approach. I'll need to review the EVPN best practices to be sure.
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Gilberto
5 months ago
If I recall correctly, assigning the primary template first could be the right method. It's always about the order of operations, right?
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Evelynn
10 months ago
Alright, let's break this down. The key is understanding how the import policy works on R3. I think I've got it figured out.
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Sharika
9 months ago
Chantay: No problem, happy to help!
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Chantay
9 months ago
Maryann: Got it, thanks for clarifying!
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Maryann
9 months ago
User 2: Router R3 accepts updates transited through router R2 and rejects updates received from router R1.
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Kimbery
9 months ago
User 1: So, what did you figure out about the import policy on R3?
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Dottie
9 months ago
That makes sense, the import policy on R3 is configured to reject updates with an AS Path matching the regular expression \'.+ 65540\'.
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Denae
10 months ago
I believe the correct answer is B) Router R3 accepts updates received from router R1 and rejects updates transited through router R2.
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Melina
10 months ago
Haha, this reminds me of that time I got a question wrong on a routing exam because I mixed up the routers. No way I'm making that mistake again!
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Davida
10 months ago
Okay, let's see... If the AS Path matches the regex, that means the update is rejected, right? But which routers does that apply to?
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Floyd
10 months ago
Hmm, this looks like a tricky one. I'll need to think carefully about the implications of that regular expression.
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Zona
11 months ago
Hmm, that makes sense too. I see why you think that.
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Margo
11 months ago
I disagree, I believe the answer is B) Router R3 accepts updates received from router R1 and rejects updates transited through router R2.
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Zona
11 months ago
I think the answer is A) Router R3 rejects all updates originating in AS 65540.
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