Cisco Exam 300-420 Topic 12 Question 93 Discussion

Actual exam question for Cisco's 300-420 exam

Question #: 93
Topic #: 12

[All 300-420 Questions]

What is the purpose of a Cisco SD-Access underlay network?

Ato abstract IP-based connectivity from physical connectivity

Bto emulate LAN segments to transport Layer 2 frames over a Layer 3 network

Cto establish physical connectivity between switches and routers

Dto provide virtualization by encapsulating network traffic over IP tunnels

Show Suggested Answer

Suggested Answer: B

by Deeanna at Jul 07, 2024, 03:23 AM

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Phillip

1 months ago

I'm going with B. Emulating LAN segments over a Layer 3 network - that's the secret sauce of the Cisco SD-Access underlay!

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Karma

1 days ago

Jerlene: Exactly, it's all about creating a more efficient and flexible network infrastructure.

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Jerlene

3 days ago

User 2: Definitely, it helps in simplifying network operations and increasing scalability.

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Bernadine

21 days ago

User 1: I agree, emulating LAN segments over a Layer 3 network is key for SD-Access.

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Kristofer

1 months ago

Haha, the underlay is like the superhighway that the SD-Access network rides on. You can't have virtualization without that physical layer!

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Olene

17 days ago

C) to establish physical connectivity between switches and routers

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Tarra

1 months ago

B) to emulate LAN segments to transport Layer 2 frames over a Layer 3 network

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Selma

1 months ago

A) to abstract IP-based connectivity from physical connectivity

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Audra

2 months ago

D definitely seems like the answer. Encapsulating network traffic over IP tunnels - that's the whole point of the underlay, right?

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Marcelle

15 days ago

Exactly, D is the answer because it establishes virtualization through IP tunnels.

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Wilbert

18 days ago

That's right. It helps provide virtualization by encapsulating network traffic.

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Shenika

1 months ago

Yes, D is correct. The underlay network encapsulates network traffic over IP tunnels.

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Tish

2 months ago

I'm pretty sure the underlay is for establishing the physical connections. I mean, how else would the SD-Access network work without that foundation?

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Joseph

2 days ago

User 2: So it's not just for establishing physical connections?

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Marylou

20 days ago

User 1: The purpose of a Cisco SD-Access underlay network is to abstract IP-based connectivity from physical connectivity.

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Filiberto

2 months ago

I believe it also helps in automating network provisioning and management.

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Ollie

2 months ago

I agree with Hillary. It helps in simplifying network operations.

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Hillary

2 months ago

I think the purpose is to abstract IP-based connectivity from physical connectivity.

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Melissa

2 months ago

A and D sound like the right answers to me. The underlay network is all about abstracting the physical connectivity, isn't it?

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Wava

1 months ago

That's right. D also plays a role in providing virtualization through encapsulation.

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Ryann

2 months ago

Yes, A is correct. It abstracts IP-based connectivity from physical connections.

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Verona

2 months ago

I agree with Omer, that makes sense for optimizing network performance.

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Omer

2 months ago

I believe it's to emulate LAN segments to transport Layer 2 frames over a Layer 3 network.

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Nettie

3 months ago

I think the purpose is to abstract IP-based connectivity from physical connectivity.

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