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Cisco 300-410 Exam - Topic 14 Question 122 Discussion

Which type of ports are protected by IPv6 Source Guard?
B) access ports
A) Layer 2 ports
C) Layer 3 ports
D) trunk ports

Cisco 300-410 Exam - Topic 14 Question 122 Discussion

Actual exam question for Cisco's 300-410 exam
Question #: 122
Topic #: 14
[All 300-410 Questions]

Which type of ports are protected by IPv6 Source Guard?

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Suggested Answer: B

by Nan at Mar 02, 2026, 06:14 AM

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Dino
3 days ago
True, but access ports are more common for attacks.
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Yasuko
8 days ago
But what about A) Layer 2 ports? They could be vulnerable too.
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Bernardine
13 days ago
I agree, access ports are where devices connect.
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Felicidad
19 days ago
I think it's B) access ports. They need protection.
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Nohemi
24 days ago
C) Layer 3 ports could be a choice, but I feel it's less likely.
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Bok
29 days ago
I’m leaning towards D) trunk ports. They carry multiple VLANs.
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Jacinta
1 month ago
I agree, but B) access ports makes sense too. They're vulnerable.
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Carmela
1 month ago
I think it's A) Layer 2 ports. They need the most protection.
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Kimbery
1 month ago
True, but access ports connect directly to devices, so they’re more vulnerable.
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Sunny
2 months ago
But what about A) Layer 2 ports? They handle a lot of traffic too.
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Danica
2 months ago
I agree, access ports are crucial for security.
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Paola
2 months ago
I think it's B) access ports. They need the most protection.
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Jenifer
2 months ago
I had no idea IPv6 Source Guard was so specific!
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Denny
2 months ago
Yup, access ports are definitely the right answer.
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Adrianna
4 months ago
Wait, are you sure? I thought it was Layer 2 ports.
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Leah
4 months ago
Totally agree with that!
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Dottie
4 months ago
It's B) access ports.
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Eliseo
4 months ago
Surprised this isn't more common knowledge!
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Alfred
5 months ago
Wait, are you guys sure? I thought it could be C) Layer 3 ports.
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Peggy
5 months ago
Definitely B) access ports, no doubt about it!
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Mammie
5 months ago
I thought it was A) Layer 2 ports?
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Galen
5 months ago
It's B) access ports for sure.
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Keneth
5 months ago
I thought it was only for Layer 3 ports, but now I'm questioning if that's correct.
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Lauran
5 months ago
I feel like I saw a practice question about this, and it mentioned access ports being the focus.
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Ria
6 months ago
I remember studying that it specifically deals with Layer 2 ports, but I could be mixing it up with another feature.
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Donette
6 months ago
I think IPv6 Source Guard protects access ports, but I'm not entirely sure if it applies to trunk ports too.
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