Nokia 4A0-108 Exam - Topic 1 Question 77 Discussion

Actual exam question for Nokia's 4A0-108 exam

Question #: 77
Topic #: 1

When forwarding a multicast frame, the normal behavior for a LAN switch with IGMP snooping enabled is to forward the frame based on the similar rules as if it were:

AA unicast frame with a known destination in the forwarding table

BA unicast frame with an unknown destination in the forwarding table

CA unicast frame with a known source in the forwarding table

DA unicast frame with an unknown source in the forwarding table

Show Suggested Answer

Suggested Answer: B

by Angella at Nov 26, 2023, 05:45 AM

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Dulce

5 months ago

Not so sure about that, seems too straightforward.

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Britt

5 months ago

Wait, really? I thought multicast was always treated differently.

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Coleen

5 months ago

A is correct, that's how IGMP snooping works.

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Sanjuana

5 months ago

I thought it was B, unknown destination makes sense too.

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Hildred

6 months ago

It's A, definitely a known destination!

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Jamal

6 months ago

I’m a bit confused here. Wasn’t there a case where multicast behaves like unicast with an unknown destination? I need to double-check my notes.

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Brittani

6 months ago

I practiced a similar question, and I believe the correct answer is that multicast frames are forwarded like unicast frames with a known destination. It just makes sense!

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Myra

6 months ago

I'm not entirely sure, but I remember something about IGMP snooping and how it helps with forwarding. Could it be the unknown destination option?

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Isabella

6 months ago

I think multicast frames are treated like unicast frames with a known destination, right? That sounds familiar from our study sessions.

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Okay, I think I've got this. With IGMP snooping enabled, the switch will forward the multicast frame based on the same rules as a unicast frame with a known destination in the forwarding table. That makes sense.

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Sylvia

6 months ago

Hmm, I'm a bit confused on the specifics of how IGMP snooping impacts multicast frame forwarding. I'll need to review my notes to make sure I understand the key differences compared to unicast frames.

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Amber

6 months ago

This seems like a tricky question. I'll need to think carefully about how IGMP snooping works and how that relates to the forwarding behavior for different types of frames.

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Kathrine

7 months ago

I'm pretty confident I know the answer to this one. IGMP snooping allows the switch to build a multicast forwarding table, so the multicast frame will be forwarded just like a unicast frame with a known destination.

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Mattie

7 months ago

I'm a bit unsure about this one. Do we need to do anything special with the location names like London and Ukraine? Should we try to extract those as entities or something?

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Margot

7 months ago

Okay, let me see. I think the key is to identify the record type that combines vulnerability data with configuration item details.

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Moira

7 months ago

Just a guess, but could it be that Arizona_AA is the one that takes over if there's no voicemail? That sounds familiar...

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Justine

11 months ago

Wait, is this a trick question? Maybe the answer is 'All of the above' and the switch just does a little dance while it figures it out.

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Hobert

11 months ago

This is a tough one. I'm leaning towards D, because the switch has to treat the multicast frame like an unknown unicast source.

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Reynalda

11 months ago

I'm going with C. The switch should forward the multicast frame based on the known source in the forwarding table, right?

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Roxanne

10 months ago

C) A unicast frame with a known source in the forwarding table

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Kristel

10 months ago

B) A unicast frame with an unknown destination in the forwarding table

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Dacia

10 months ago

A) A unicast frame with a known destination in the forwarding table

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Carma

12 months ago

I'm not sure about this one. I was thinking it might be B, since the switch has to flood the multicast frame like an unknown unicast destination.

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Theola

10 months ago

C) A unicast frame with a known source in the forwarding table

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Fletcher

10 months ago

I think it's A, because the switch forwards multicast frames based on known destinations.

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Beatriz

10 months ago

B) A unicast frame with an unknown destination in the forwarding table

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Novella

11 months ago

A) A unicast frame with a known destination in the forwarding table

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Ressie

11 months ago

C) A unicast frame with a known source in the forwarding table

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Alishia

11 months ago

I think it's A because the switch forwards multicast frames based on known destinations.

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Jules

11 months ago

B) A unicast frame with an unknown destination in the forwarding table

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Joanna

11 months ago

A) A unicast frame with a known destination in the forwarding table

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Sharen

1 year ago

Hmm, this is tricky. I think the answer is A, since the switch should forward the multicast frame based on the known destination in the forwarding table, just like a unicast frame.

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