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An application is configured so that the same pool member must be used for an entire session, as well as for HTTP and FTP traffic.
A user reports that a session has terminated, and the user must restart the session. The BIG-IP Administrator determines that the active BIG-IP device failed over to the standby BIG-IP device. Which configuration settings should the BIG-IP Administrator verify to ensure proper behaviour when BIG-IP failover occurs?
Suggested Answer: D
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38 comments · newest first
JO
Johanna
11 months ago
I disagree, I’d focus on network failover detection instead.
JO
Johnetta
11 months ago
Cookie persistence is key for session continuity!
WH
Whitney
11 months ago
Wait, are we sure about that? Sounds a bit off.
ME
Melissa
12 months ago
I think stateful failover is more important here.
ER
Erick
12 months ago
Definitely check persistence mirroring and match across services.
XU
Xuan
12 months ago
I'm a bit confused about the syn-cookie insertion threshold; I don't think it applies to this scenario, but I could be wrong.
MI
Ming
1 year ago
I feel like we practiced a question similar to this, and I recall that stateful failover was a key point to check.
FR
Frederica
1 year ago
I think persistence mirroring might be important here, especially since the session needs to be maintained across devices.
JE
Jesus
1 year ago
I remember we discussed cookie persistence in class, but I'm not entirely sure how it relates to failover situations.
CA
Carolann
1 year ago
I'm pretty confident that option C, Persistence mirroring and Match Across Services, is the correct answer here. Those settings would be crucial to maintaining the session across the BIG-IP failover.
LO
Lorean
1 year ago
I'm a bit unsure about the other options. Stateful failover and Network Failover detection seem more general, while the syn-cookie and connection settings don't seem directly relevant to the session persistence requirement.
DE
Desiree
1 year ago
Ah, I see. Persistence mirroring and Match Across Services sound like the right settings to verify. That would ensure the session state is maintained during the failover.
BR
Brandon
1 year ago
Okay, let me think this through. The question mentions the same pool member needs to be used for the entire session, so I'm guessing the settings related to persistence and failover are important.
MI
Minna
1 year ago
Hmm, this looks like it's testing our understanding of BIG-IP failover configurations. I think the key is to focus on the settings that ensure session persistence across the failover.
PR
Precious
1 year ago
Hmm, I'm pretty sure the correct answer is not 'Buy more doughnuts for the BIG-IP team'. But hey, you can never have too many doughnuts, right?
CR
Crista
1 year ago
C) Persistence mirroring and Match Across Services
VI
Viki
1 year ago
C) Persistence mirroring and Match Across Services
RE
Reena
1 year ago
B) Stateful failover and Network Failover detection
WI
Willow
1 year ago
B) Stateful failover and Network Failover detection
NO
Novella
1 year ago
A) cookie persistence and session timeout
GL
Glory
1 year ago
A) cookie persistence and session timeout
AU
Audry
1 year ago
D) syn-cookie insertion threshold and connection low-water mark? Seriously? That's about as relevant as checking the tire pressure on your car when your plane engine fails. Not the right answer here.
ZA
Zachary
2 years ago
C) Persistence mirroring and Match Across Services also sounds like a plausible answer. I guess it depends on the specific configuration of the application.
BR
Brandon
1 year ago
D) syn-cookie insertion threshold and connection low-water mark
TA
Tamesha
1 year ago
C) Persistence mirroring and Match Across Services
RO
Rolf
1 year ago
B) Stateful failover and Network Failover detection
CA
Catherin
1 year ago
A) cookie persistence and session timeout
YO
Yolando
2 years ago
I agree with Yan. Stateful failover and Network Failover detection are the key settings to verify to ensure session persistence during failover. It's like making sure your parachute is packed properly before jumping out of a plane.
LA
Lanie
1 year ago
B) Stateful failover and Network Failover detection
PA
Pa
1 year ago
A) cookie persistence and session timeout
LA
Lashaunda
2 years ago
I believe Stateful failover and Network Failover detection should also be checked to ensure proper behaviour.
YA
Yan
2 years ago
B) Stateful failover and Network Failover detection is the correct answer. The question is asking about ensuring proper behavior during BIG-IP failover, and these settings are crucial for maintaining session persistence across failover.
HA
Han
1 year ago
D) syn-cookie insertion threshold and connection low-water mark
SH
Shaniqua
1 year ago
C) Persistence mirroring and Match Across Services
ER
Erinn
1 year ago
B) Stateful failover and Network Failover detection
JA
Jacklyn
1 year ago
A) cookie persistence and session timeout
KY
Kyoko
2 years ago
I agree with Sueann, those settings are crucial for maintaining session continuity during failover.
SU
Sueann
2 years ago
I think the BIG-IP Administrator should verify cookie persistence and session timeout.