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Nokia 4A0-D01 Exam - Topic 4 Question 11 Discussion

Actual exam question for Nokia's 4A0-D01 exam
Question #: 11
Topic #: 4
[All 4A0-D01 Questions]

Which of the following is NOT one of the reasons why BGP is used as the routing protocol in the data center?

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Suggested Answer: A

BGP is not chosen because it is more efficient than link-state protocols; in fact, link-state protocols like IS-IS and OSPF generally provide faster convergence and more efficient route calculation. BGP is used in data centers mainly because it is mature, well understood, supports both IPv4 and IPv6, and offers flexible policy control.


by Marvel at Nov 23, 2025, 05:10 AM

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Carey
16 hours ago
It’s more efficient than OSPF for sure!
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Rodolfo
6 days ago
Ah, the classic "which of these is not like the others" question. Gotta love the BGP trivia!
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Vince
11 days ago
C) It is a well understood and mature routing protocol? Yeah, and so is the telegraph.
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Bettina
16 days ago
A) It is more efficient than link-state protocols? I'll believe that when I see my cat do calculus.
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Ilona
21 days ago
D) It supports both IPv4 and IPv6? Well, duh, what else would it support, carrier pigeons?
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Elza
27 days ago
B) BGP neighbors automatically discover each other? That's like saying my dog automatically discovers the mailman.
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Dyan
1 month ago
I definitely remember that BGP supports both IPv4 and IPv6, but I’m a bit confused about the efficiency comparison with IS-IS and OSPF.
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Carma
1 month ago
I feel like option B might be the answer since BGP is known for its manual configuration rather than automatic neighbor discovery.
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Gwenn
1 month ago
I think I saw a practice question about BGP neighbors, but I can't recall if they actually discover each other automatically or if that’s just a feature of other protocols.
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Mona
2 months ago
Hmm, this question is testing our understanding of BGP and data center networking. I'll need to think through the pros and cons of BGP to identify the answer that doesn't fit.
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Elina
2 months ago
I'm a bit confused on this one. I'll need to refresh my memory on the key features and use cases of BGP to determine which one is not a reason it's used in data centers.
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Lorrie
2 months ago
I'm pretty confident I know the reasons why BGP is used in data centers. I'll review the options and eliminate the ones that don't fit.
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Leonora
2 months ago
I thought BGP neighbors had to be configured manually?
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Milly
2 months ago
I remember studying that BGP is often preferred for its scalability, but I'm not sure if it’s really more efficient than link-state protocols.
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Lisbeth
2 months ago
BGP is definitely mature and well understood.
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Leila
3 months ago
Wait, does BGP really support both IPv4 and IPv6?
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Lindsey
3 months ago
C makes sense too. BGP is mature but not always the best choice.
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Delisa
3 months ago
Okay, let's see. I know BGP is a common routing protocol, but I'm not sure if it's the most efficient choice for a data center environment.
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Otis
3 months ago
Hmm, this is a tricky one. I'll need to think carefully about the pros and cons of BGP in the data center.
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