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Router R3 receives an LSA with the sequence number 111 from router R4 and then receives another copy of the LSA with a sequence number 112 from router R2. What does router R3 do with the LSA from R2?
Suggested Answer: A
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40 comments · newest first
FR
Frank
11 months ago
I think D is also a possibility, but B seems more likely.
LE
Lenita
11 months ago
Just a heads up, sequence numbers are key in OSPF!
RO
Roxane
11 months ago
Wait, are we sure about that? I thought it might discard it.
LY
Lyla
11 months ago
Totally agree, B is the right answer!
DA
Daniela
12 months ago
R3 will install the LSA from R2 since it has a higher sequence number.
ID
Idella
12 months ago
I think the right answer is that R3 installs the LSA from R2 and floods it, but I need to double-check the sequence number rules.
LA
Laura
1 year ago
I feel like R3 would send an ACK back to R2, but I can't recall if it also floods the LSA to its neighbors.
DE
Denae
1 year ago
I remember a similar question where the router installed the LSA if it had a higher sequence number. So maybe R3 installs the LSA from R2?
IE
Iesha
1 year ago
I think R3 should discard the LSA from R2 since it has a lower sequence number, but I'm not entirely sure.
TA
Talia
1 year ago
I think the answer is D. The router should install the LSA with the higher sequence number, send an acknowledgment to R2, and flood the updated LSA to its neighbors.
CA
Catrice
1 year ago
I'm a bit unsure about this one. The sequence numbers are different, but I'm not sure if that automatically means the router should install the newer LSA. I'll need to review the OSPF protocol details.
EV
Evangelina
1 year ago
I've seen questions like this before. The router should install the LSA with the higher sequence number and discard the older one.
SH
Shawna
1 year ago
Okay, let me think this through step-by-step. The key is understanding how OSPF handles newer versus older LSAs based on the sequence number.
AU
Audry
1 year ago
Hmm, this seems like a tricky OSPF question. I'll need to carefully consider the sequence numbers and how the router should handle duplicate LSAs.
ME
Merrilee
1 year ago
I think the best approach here is to consider the customer's experience. If the pop-up is negatively impacting them, the bounce rate is probably the most relevant KPI to track. That would indicate how many customers are leaving the site altogether.
IL
Ilona
1 year ago
I'm leaning toward intrinsic reward too. The focus on improvement and enjoyment suggests personal satisfaction, right?
KE
Kelvin
1 year ago
Option D is the correct answer. R3 should be a team player and update its database with the latest LSA from R2. Though, can we all just agree that routers should have a social media platform to coordinate their LSA updates? #RouterProblems
KR
Krystal
1 year ago
Definitely! #RouterProblems
CO
Colton
1 year ago
I agree, it would be so much easier if routers could just chat on a social media platform!
LI
Lillian
1 year ago
D) R3 installs the LSA received from R2 in its link state database, sends an ACK to R2, and floods a copy to its neighbors.
LI
Lindsay
1 year ago
B) R3 installs the LSA received from R2 in its link state database and floods a copy to its neighbors.
PO
Portia
1 year ago
I'm going with D. R3 needs to keep its information up-to-date, and the higher sequence number indicates the LSA from R2 is the more recent one. Gotta stay on top of those link state changes, folks!
VA
Vallie
1 year ago
D seems like the way to go. R3 should update its database and share the latest information with its neighbors. Keeping up with the Joneses, or in this case, the Routers, is important in the networking world.
AN
Antonio
1 year ago
D) R3 installs the LSA received from R2 in its link state database, sends an ACK to R2, and floods a copy to its neighbors.
DE
Desirae
1 year ago
B) R3 installs the LSA received from R2 in its link state database and floods a copy to its neighbors.
FE
Felix
1 year ago
A) R3 discards the LSA received from R2 and sends a copy of the LSA from its link state base to R2.
CO
Coleen
1 year ago
Hmm, this is a tricky one. I'm leaning towards B, but I'm not totally sure. Why can't routers just get along and share their LSAs without any drama, am I right?
NE
Nell
1 year ago
User 3: Agreed, it's all about keeping the network up to date and in sync.
LA
Lang
1 year ago
User 2: Yeah, that makes sense. R3 needs to update its database and share the information.
MO
Monroe
1 year ago
User 1: I think the answer is B. R3 installs the LSA from R2 in its database and sends a copy to neighbors.
WI
Wilburn
2 years ago
I think the correct answer is D. R3 should install the LSA from R2 in its database, send an ACK, and flood it to its neighbors. The sequence number is higher than the one it received from R4, so it needs to update its information.
VE
Vernice
1 year ago
D
AD
Adaline
1 year ago
B
FR
Franklyn
1 year ago
A
KR
Kris
2 years ago
But what about sending an ACK to R2? Shouldn't R3 do that as well?
JE
Jeff
2 years ago
I agree with Meaghan, R3 should also flood a copy to its neighbors.
ME
Meaghan
2 years ago
I think router R3 installs the LSA received from R2 in its link state database.
JA
Jacklyn
2 years ago
That makes sense, it would ensure the network is updated with the latest information.
GA
Gayla
2 years ago
I disagree, I believe R3 should install the LSA from R2 in its database and flood it to neighbors.
JA
Jacklyn
2 years ago
I think router R3 should discard the LSA from R2.