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Nokia 4A0-C04 Exam - Topic 1 Question 71 Discussion

Actual exam question for Nokia's 4A0-C04 exam
Question #: 71
Topic #: 1
[All 4A0-C04 Questions]

Click the exhibit.

Router R2 is advertising prefix 192.168.1.0/27 with community "no-advertise" towards AS 65002.

Which routers receive an update for that prefix?

Show Suggested Answer Hide Answer
Suggested Answer: B

Contribute your Thoughts:

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Willodean
3 months ago
Just to clarify, R2 won't advertise anything with that community tag.
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Shenika
3 months ago
I agree, D makes the most sense here.
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Carylon
3 months ago
Wait, are you sure? I thought it would still send to R3.
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Nobuko
4 months ago
Definitely D, no updates go out!
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Candra
4 months ago
R2 is using "no-advertise" for 192.168.1.0/27.
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Genevieve
4 months ago
I vaguely recall that "no-advertise" prevents advertising to other ASes, so I’m leaning towards D as well.
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Valentine
4 months ago
I’m not entirely sure, but I feel like R3 might still receive it since it’s directly connected. Maybe it’s A?
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Reynalda
4 months ago
I remember a practice question where a similar community was used, and it restricted updates. Could it be that R2 doesn't advertise it at all?
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Lynda
5 months ago
I think the "no-advertise" community means that the prefix won't be sent to any other AS, so maybe it's D?
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Vinnie
5 months ago
This is a good test of understanding BGP communities. I'll carefully review the behavior of the "no-advertise" community and make sure I understand how it affects route propagation before selecting my answer.
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Wilda
5 months ago
Okay, I think I've got it. The "no-advertise" community will prevent the prefix from being advertised to any other AS, so the only router that should receive the update is R2 itself. The answer is D.
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Vilma
5 months ago
I'm a bit confused on this one. The "no-advertise" community is supposed to prevent the route from being advertised, but the question asks who receives the update. I'll need to double-check the BGP behavior here.
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Rosendo
5 months ago
The question is pretty straightforward. The "no-advertise" community should prevent the prefix from being advertised to any other AS, so the answer is D.
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Soledad
5 months ago
Hmm, this looks like a tricky one. I'll need to carefully consider the BGP community "no-advertise" and how that affects the route propagation.
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Gaston
5 months ago
Ah, I see the issue now. The problem is that Service A is using the wrong keys to encrypt and sign the message for Service B. The solution is to use a shared session key between the two services, which will provide both confidentiality and authentication. I'll make sure to remember this pattern for the exam.
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Elliot
9 months ago
You know, if R2 really wanted to keep that prefix a secret, they should have just used the 'no-tweet' community instead.
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Thaddeus
8 months ago
R5 does not receive an update for that prefix.
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Ira
8 months ago
R2 should have been more careful with the community.
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Carmela
8 months ago
R3 and R4 receive an update for that prefix.
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Noelia
9 months ago
R2 should have used 'no-tweet' instead.
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Jacki
9 months ago
Ah, the 'no-advertise' community - it's like the router is saying 'shhh, this prefix is a secret!' D is the only logical choice.
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Rosalyn
8 months ago
So, only Router R2 does not advertise an update for the prefix.
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Vincenza
8 months ago
Yeah, Router R2 is not advertising the prefix with the 'no-advertise' community.
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Jacki
9 months ago
I think D is the correct answer.
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Dorinda
10 months ago
I'm guessing the 'no-advertise' community is the key here. If R2 doesn't share the prefix, then no other routers will receive the update. D is my pick.
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Luz
9 months ago
Exactly, the 'no-advertise' community prevents the prefix from being shared further.
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Julianna
9 months ago
So, the answer is D, Router R2 does not advertise an update for the prefix.
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Pura
9 months ago
I think you're right. If R2 is not advertising the prefix, then no other routers will receive the update.
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Goldie
10 months ago
Hmm, 'no-advertise' means the prefix won't be shared with anyone, so it has to be D. Tricky question, though!
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Gerald
9 months ago
Good catch on the 'no-advertise' community, D is the right choice.
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Aleshia
9 months ago
I agree, D is the correct answer here.
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Lisandra
9 months ago
Yeah, that's a sneaky one. Definitely D.
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Mariko
9 months ago
Yeah, it's definitely a tricky question, but D makes the most sense in this case.
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Janine
10 months ago
I think you're right, 'no-advertise' means the prefix won't be shared with anyone, so it has to be D.
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Candida
10 months ago
I think it's D too. 'No-advertise' means it won't be shared.
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Herminia
10 months ago
Wait, 'no-advertise' community? Isn't that like putting a 'do not read' sign on the prefix? D has to be the answer here.
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Xuan
11 months ago
I'm not sure about this one. Can someone explain why R5 is not included in the update?
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Kris
11 months ago
I agree with Delila. Router R2 is using the 'no-advertise' community, so only R3 and R4 will receive the update.
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Delila
11 months ago
I think the answer is B) Routers R3 and R4 only.
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