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Palo Alto Networks PSE-Strata Exam - Topic 1 Question 54 Discussion

What helps avoid split brain in active / passive high availability (HA) pair deployment?
C) Use the management interface as the HA1 backup link
A) Enable preemption on both firewalls in the HA pair.
B) Use a standard traffic interface as the HA3 link.
D) Use a standard traffic interface as the HA2 backup

Palo Alto Networks PSE-Strata Exam - Topic 1 Question 54 Discussion

Actual exam question for Palo Alto Networks's PSE-Strata exam
Question #: 54
Topic #: 1
[All PSE-Strata Questions]

What helps avoid split brain in active / passive high availability (HA) pair deployment?

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Suggested Answer: C

by Nobuko at Aug 20, 2022, 11:07 PM

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Rory
8 months ago
Standard traffic interfaces can lead to issues, though.
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Huey
8 months ago
HA2 as a backup is a solid choice.
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France
8 months ago
Surprised that people still use management interfaces for HA links!
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Salome
8 months ago
I disagree, HA3 should be a dedicated link.
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France
8 months ago
Preemption on both firewalls is key!
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Dorthy
8 months ago
I feel like using the management interface as a backup link is a common recommendation, but I can't remember if that's the right choice here.
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Felicitas
8 months ago
I practiced a similar question where using a standard traffic interface was mentioned, but I can't remember if it was for HA3 or HA2.
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Kami
9 months ago
I think enabling preemption might help with avoiding split brain scenarios, but I can't recall if it applies to both firewalls or just one.
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Gail
9 months ago
I remember something about using the management interface for HA links, but I'm not sure if it's the HA1 or HA2 link.
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Vallie
9 months ago
This is a good opportunity to apply my knowledge of traffic management policies. I'll use the slope-policy diagram to logically work through the possible answers.
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Lajuana
9 months ago
Hmm, I'm a bit confused here. The information provided mentions both increases and decreases, so I'll need to carefully analyze how those changes would affect the company's average collection period, discount percentage, accounts receivable turnover, and working capital.
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Jeannetta
9 months ago
Hmm, this seems like a tricky one. I'll need to think carefully about the options and try to observe the key differences between them.
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Bernadine
9 months ago
Ah, I remember learning about this in class. The lost+found directory is where fsck puts any files or fragments that it can't find a home for on the ext4 filesystem. I'm pretty confident that B is the correct answer here.
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Kina
9 months ago
This seems like a straightforward question. I would go with option A - running a small set of tests first to verify the behavior, then gradually expanding to the full test suite. That way, I can catch any issues early on without wasting time running the entire suite if there's a problem.
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