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Nokia 4A0-100 Exam - Topic 8 Question 105 Discussion

Which of the following is part of the IP forwarding process?
B) The router checks the source address in the MAC FDB.
A) The router does a longest prefix match lookup.
C) The router assigns a cost to each of its interfaces.
D) The router advertises routes to its neighbors.

Nokia 4A0-100 Exam - Topic 8 Question 105 Discussion

Actual exam question for Nokia's 4A0-100 exam
Question #: 105
Topic #: 8
[All 4A0-100 Questions]

Which of the following is part of the IP forwarding process?

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Suggested Answer: B

by Sage at Jan 15, 2025, 06:41 PM

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Pamella
9 months ago
Surprised to see B mentioned at all!
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Brock
9 months ago
Wait, does D really happen during forwarding?
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Cherri
10 months ago
C is more about routing protocols, not forwarding.
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Hershel
10 months ago
I don't think B is correct.
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Patria
10 months ago
A is definitely part of the process!
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Vicky
10 months ago
I feel like assigning costs to interfaces is more about routing decisions rather than the actual forwarding process.
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King
11 months ago
I'm a bit confused about the MAC FDB check; I thought that was more related to Layer 2 operations, not IP forwarding.
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Claudia
11 months ago
I remember practicing a question similar to this, and I think the router advertising routes is more about routing protocols than forwarding.
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Lettie
11 months ago
I think the longest prefix match lookup is definitely part of the IP forwarding process, but I'm not completely sure about the other options.
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Luis
11 months ago
The IP forwarding process is all about getting the packet to its destination, so I'm thinking option A is the right answer here. The router needs to look up the best route based on the destination address.
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Lavina
11 months ago
I'm a bit confused by this question. The options seem to cover different aspects of routing, but I'm not sure which one is specifically part of the IP forwarding process. I'll have to review my notes on that.
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Lashawnda
11 months ago
Okay, let's see here. I remember the router doing a longest prefix match lookup to determine the next hop. I think that's option A. I'll mark that one.
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Vanesa
11 months ago
Hmm, I'm not sure about this one. I know IP forwarding involves looking up the destination address, but I'm not sure about the specific steps. I'll have to think this through carefully.
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Domingo
11 months ago
This looks like a pretty straightforward IP forwarding question. I'm pretty confident I can handle this one.
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Pedro
2 years ago
I believe D) The router advertises routes to its neighbors is also part of the IP forwarding process, as it helps in sharing routing information.
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Kanisha
2 years ago
C) The router assigns a cost to each of its interfaces. Ha! That's a good one. As if routers have feelings and need to find the 'right' path. They just want to get the job done, you know?
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Lang
2 years ago
B) The router checks the source address in the MAC FDB. Hmm, I'm not so sure about that one. Sounds like it might be more of a switching thing than a routing thing.
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Ora
2 years ago
D) The router advertises routes to its neighbors. That's the correct answer, right? I mean, how else is the network supposed to know where to send the packets?
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Corrina
2 years ago
Exactly, it's an essential part of the IP forwarding process to ensure packets reach their intended destination.
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Marge
2 years ago
Yes, that's correct. By advertising routes to its neighbors, the router helps other devices know where to send packets.
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Dorinda
2 years ago
I agree with Caprice, because the router needs to find the best matching route for the destination IP address.
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Caprice
2 years ago
I think A) The router does a longest prefix match lookup is part of the IP forwarding process.
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Garry
2 years ago
A) The router does a longest prefix match lookup. That's definitely the key part of the IP forwarding process. No doubt about that one.
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Sharee
2 years ago
C) The router assigns a cost to each of its interfaces. That helps determine the best path for forwarding packets.
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Yesenia
2 years ago
B) The router advertises routes to its neighbors. That's also an important step in the IP forwarding process.
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Leatha
2 years ago
A) The router does a longest prefix match lookup. That's definitely the key part of the IP forwarding process. No doubt about that one.
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