Discuss Juniper JN0-281 Exam Topic 3 Question 5

Exhibit:

How many stages are shown in the exhibit?

Suggested Answer: D

The exhibit shows a Folded IP Clos Architecture, which is also referred to as a 3-stage Clos network design. This architecture typically consists of two layers of switches:

Spine Layer: The top row of switches.

Leaf Layer: The bottom row of switches.

Step-by-Step Breakdown:

Clos Architecture:

A 3-stage Clos network has two types of devices: spine and leaf. In this design, each leaf switch connects to every spine switch, providing a high level of redundancy and load balancing.

Stage Explanation:

Stage 1: The first set of leaf switches.

Stage 2: The spine switches.

Stage 3: The second set of leaf switches.

The Folded Clos architecture shown here effectively 'folds' the 3-stage design by combining the ingress and egress leaf layers into one, reducing it to two visible layers, but still maintaining the overall 3-stage architecture.

Juniper Reference:

IP Clos Architecture: The 3-stage Clos design is commonly used in modern data centers for high availability, redundancy, and scalability.

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32 comments · newest first

Lemuel 10 months ago

Looks like 2 to me, but I could be wrong!

Paz 10 months ago

Wait, are you sure? I thought it was 6.

Ramonita 10 months ago

I see 5 stages in the exhibit.

Nelida 11 months ago

I counted 3, but I might be missing something.

Annett 11 months ago

Totally agree, it's definitely 5!

Rikki 11 months ago

I’m leaning towards 2 stages, but I’m not confident. I wish I had practiced more with visual exhibits like this.

Maryrose 11 months ago

I feel like there might be 6 stages, but I can't recall the details. I should have reviewed that section more.

Wilson 11 months ago

I remember a similar question about stages, and I think the answer was 5. But this one feels different.

Isabelle 12 months ago

I think there were 3 stages in the exhibit, but I'm not entirely sure. I need to double-check my notes.

Marta 12 months ago

This is a tricky one, but I think I can see 3 distinct stages in the exhibit. I'll select option D.

Man 1 year ago

I'm a bit confused by this question. The image doesn't seem to have a clear number of stages. I'll have to guess and go with option D.

Teddy 1 year ago

Okay, let me take another look. I see 2 main stages, so I'll choose option A.

Ivory 1 year ago

The image is a bit unclear, but I'm pretty sure I can count 6 stages, so I'll select option C.

Launa 1 year ago

Hmm, I think I can see 5 distinct stages in the exhibit, so I'll go with option B.

Ernie 1 year ago

Ooh, a trick question! I bet it's not even a real network diagram, it's just a picture of a hamster on a wheel. *laughs* Gonna go with A) 2 stages, just to be different.

Larue 1 year ago

↳ replying to Ernie

User 4: I'm sticking with 2 stages, just for fun.

Luisa 1 year ago

↳ replying to Ernie

User 3: I'll go with 3 stages.

Eve 1 year ago

↳ replying to Ernie

User 2: I'm going with 6 stages.

Lonny 1 year ago

↳ replying to Ernie

User 1: I think it's 5 stages.

Graham 1 year ago

B) 5 stages, no doubt about it. Gotta be careful with these tricky questions, they're always trying to catch you out. I'm feeling confident on this one though.

Marquetta 1 year ago

↳ replying to Graham

D) 3

Mignon 1 year ago

↳ replying to Graham

B) 5 stages, no doubt about it.

Tammy 1 year ago

↳ replying to Graham

A) 2

Junita 1 year ago

Hmm, I see your point. But I still think there are 6 stages based on the diagram.

Dorothea 1 year ago

I'm gonna go with D) 3 stages. Looks like a simple process flow to me. Maybe the folks who wrote this question have never seen a real network before. *chuckles*

Aileen 1 year ago

Hmm, easy peasy. The answer is clearly C) 6 stages. This is a basic networking diagram, anyone who's ever set up a home router could figure this out.

Therese 1 year ago

↳ replying to Aileen

Yeah, it's always good to double check before making a final decision.

Fanny 1 year ago

↳ replying to Aileen

Hmm, I see what you mean. It does look like there are 6 stages now that I look closer.

Trinidad 1 year ago

↳ replying to Aileen

No way, it's definitely C) 6 stages. Look closely at the diagram.

Staci 1 year ago

↳ replying to Aileen

I think it's actually B) 5 stages.

Wynell 1 year ago

I believe there are only 3 stages in the exhibit.

Junita 2 years ago

I think there are 6 stages shown in the exhibit.

Juniper JN0-281 Exam - Topic 3 Question 5 Discussion