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Huawei H12-351_V1.0 Exam - Topic 9 Question 61 Discussion

In a dual-link backup scenario, the active/standby link switchover mode is set to priority. When the active link recovers, the AP detects that the original active link has a higher priority and triggers a switchback. How many Echo intervals does the AP wait for before switching back to the original primary WAC?
C) 15
A) 20
B) 10
D) 5

Huawei H12-351_V1.0 Exam - Topic 9 Question 61 Discussion

Actual exam question for Huawei's H12-351_V1.0 exam
Question #: 61
Topic #: 9
[All H12-351_V1.0 Questions]

In a dual-link backup scenario, the active/standby link switchover mode is set to priority. When the active link recovers, the AP detects that the original active link has a higher priority and triggers a switchback. How many Echo intervals does the AP wait for before switching back to the original primary WAC?

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Suggested Answer: C

In a dual-link backup scenario, when the active link recovers, the AP waits for 15 Echo intervals before switching back to the original primary WAC. This prevents frequent link switchovers caused by unstable links.


by Shaun at May 17, 2026, 03:03 PM

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Antonio
2 days ago
I’m confused. Why not just stick with the active link?
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Derick
7 days ago
I remember it being D) 5. Quick switchbacks are crucial.
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Tiara
12 days ago
I’m leaning towards A) 20. More time makes sense for stability.
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Fallon
17 days ago
I feel like it could be C) 15. Just a gut feeling.
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Lorean
23 days ago
I think it's B) 10. Seems reasonable.
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Lorean
28 days ago
Totally agree, 10 makes the most sense here!
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Augustine
1 month ago
Wait, are you sure it’s not 5? That seems too low.
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Yaeko
1 month ago
Definitely 10, that’s the standard for priority switchover.
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Janna
1 month ago
I thought it was 15 intervals, but I could be wrong.
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Shenika
2 months ago
The AP waits for 10 Echo intervals before switching back.
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Fletcher
2 months ago
I remember it being 5 intervals in some setups.
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Ilene
2 months ago
Wait, are we sure about this? Seems off to me.
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Brinda
2 months ago
Definitely 10, that's standard for priority mode.
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Zana
2 months ago
I thought it was 15 intervals, but I guess not!
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Audria
2 months ago
The AP waits for 10 Echo intervals before switching back.
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Amira
3 months ago
I believe it’s 5 intervals based on the last practice exam we did, but I could be mixing it up with another topic.
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Laurel
3 months ago
I’m a bit confused about the exact number; I thought it was 20, but that seems high for a switchback scenario.
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Peggie
3 months ago
I remember practicing a similar question, and I feel like the answer was around 15 intervals.
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Whitney
5 months ago
I think the AP waits for 10 Echo intervals before switching back, but I'm not completely sure.
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