Juniper JN0-281 Exam - Topic 3 Question 5 Discussion

Actual exam question for Juniper's JN0-281 exam

Question #: 5
Topic #: 3

Exhibit:

How many stages are shown in the exhibit?

Show Suggested Answer

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.

by Queen at Apr 06, 2025, 03:09 AM

Limited Time Offer

25%

Off

Get Premium JN0-281 Questions as Interactive Web-Based Practice Test or PDF

Contribute your Thoughts:

Submit Cancel

Lemuel

8 months ago

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

upvoted 0 times

...

Paz

8 months ago

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

upvoted 0 times

...

Ramonita

8 months ago

I see 5 stages in the exhibit.

upvoted 0 times

...

Nelida

9 months ago

I counted 3, but I might be missing something.

upvoted 0 times

...

Annett

9 months ago

Totally agree, it's definitely 5!

upvoted 0 times

...

Rikki

9 months ago

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

upvoted 0 times

...

Maryrose

9 months ago

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

upvoted 0 times

...

Wilson

10 months ago

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

upvoted 0 times

...

Isabelle

10 months ago

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

upvoted 0 times

...

Marta

10 months ago

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

upvoted 0 times

...

Man

10 months 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.

upvoted 0 times

...

Teddy

10 months ago

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

upvoted 0 times

...

Ivory

11 months ago

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

upvoted 0 times

...

Launa

11 months ago

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

upvoted 0 times

...

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.

upvoted 0 times

Larue

1 year ago

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

upvoted 0 times

...

Luisa

1 year ago

User 3: I'll go with 3 stages.

upvoted 0 times

...

Eve

1 year ago

User 2: I'm going with 6 stages.

upvoted 0 times

...

Lonny

1 year ago

User 1: I think it's 5 stages.

upvoted 0 times

...

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.

upvoted 0 times

Marquetta

1 year ago

D) 3

upvoted 0 times

...

Mignon

1 year ago

B) 5 stages, no doubt about it.

upvoted 0 times

...

Tammy

1 year ago

A) 2

upvoted 0 times

...

Junita

1 year ago

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

upvoted 0 times

...

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*

upvoted 0 times

...