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An interface is configured on a router for OSPF but the command "show router ospf neighbor" does not show any neighbors. Which of the following is NOT a possible cause?
Suggested Answer: A
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40 comments · newest first
VO
Von
11 months ago
The OSPF database description packet part is tricky, but it could be valid.
AR
Artie
11 months ago
Yeah, I agree with that. No Hello means no neighbors!
LE
Leeann
11 months ago
Wait, are you saying a missing Hello packet isn't a cause? That seems off.
LU
Lucy
11 months ago
I think the different area thing could be a reason too.
IL
Ilda
12 months ago
The interface being down is definitely a cause.
TA
Tanja
12 months ago
I feel like the database description packet is more about the OSPF process after neighbors are established, so maybe that's not a cause?
AL
Alyce
1 year ago
I practiced a similar question where the interface was in a different area, and it caused issues, so I'm leaning towards that being a possible cause.
CA
Candra
1 year ago
I think the OSPF Hello packets are crucial for establishing neighbors, but I'm not sure if the area mismatch is a valid reason for not seeing them.
LE
Leonor
1 year ago
I remember that if the interface is down, it definitely won't show neighbors, so that could be a cause.
TW
Twila
1 year ago
I feel pretty confident on this one. The answer that is NOT a possible cause is option A - an OSPF database description packet not being received. That's actually a normal part of the neighbor establishment process, so it can't be the reason no neighbors are showing up.
GL
Glen
1 year ago
Okay, let's think this through. If the interface is configured for OSPF but no neighbors are showing up, it's likely due to some kind of connectivity issue. I'd start by checking the interface status and the OSPF configuration.
ST
Starr
1 year ago
Hmm, I'm a bit confused on this one. I know OSPF is all about establishing neighbor relationships, but I'm not sure which of these options would NOT be a possible cause.
EL
Elly
1 year ago
This one seems pretty straightforward. I think the key is to focus on the "NOT a possible cause" part of the question.
AR
Art
1 year ago
I remember something about Jenkins defaulting to an 'admin' account, but I can't recall if it uses a password from a file or just a static one.
MI
Mira
1 year ago
I feel pretty confident that the answer is C. Prioritizing and creating business cases for improvement initiatives is a key step in continually improving processes and services. The other options don't seem as directly related to the core concept of continual improvement.
WE
Wenona
1 year ago
I think custom materials get saved in the project file, but there was a practice question that mentioned project templates too.
ME
Meaghan
1 year ago
This question seems straightforward. I think the best approach is to give users the least amount of privileges, so I'll go with option B.
HY
Hyun
1 year ago
This looks like a straightforward configuration export question. I'll need to carefully read through the requirements to determine the appropriate configuration set.
DA
Daron
2 years ago
I'm going with B. The interface facing the neighbor is down, so the router can't see the neighbor. Simple as that.
GR
Graciela
2 years ago
I'm going with D. If the router hasn't received a valid OSPF Hello packet, it wouldn't show any neighbors.
DA
Dalene
2 years ago
I agree with User1. That could definitely be a possible cause.
GL
Glenna
2 years ago
I think it could be A. Maybe the OSPF database description packet hasn't been received.
KA
Kandis
2 years ago
C) The interface is included in a different area than the neighbor router.
DE
Denny
2 years ago
B) The interface facing the neighbor is down.
JE
Jerry
2 years ago
A) An OSPF database description packet has not been received from the neighbor.
FA
Fannie
2 years ago
I agree with Tricia, D seems like the most likely cause.
TI
Tiera
2 years ago
But if the router hasn't received a valid OSPF Hello packet, how can it form a neighbor relationship?
TR
Tricia
2 years ago
I disagree, I believe it's D.
ST
Stefania
2 years ago
Wait, I've got it! The router must be out of snacks. Can't establish neighbors on an empty stomach, am I right? Haha!
JO
Josefa
2 years ago
Jose: Oh, I see. Thanks for the clarification!
PA
Paris
2 years ago
It could be because the interface is in a different area than the neighbor router.
JO
Jose
2 years ago
That's not a possible cause for not seeing OSPF neighbors.
LE
Lelia
2 years ago
Maybe the router is out of snacks.
RY
Ryan
2 years ago
Hmm, I'm not sure. Perhaps the interface is down or the router hasn't received a valid OSPF Hello packet. Those seem like more plausible causes.
DW
Dwight
2 years ago
Yeah, not receiving a valid OSPF Hello packet could also be the issue.
LA
Lang
2 years ago
I think the interface being down could definitely be a reason.
TI
Tiera
2 years ago
I think the answer is C.
JO
Jose
2 years ago
I think the answer is C. If the interface is in a different area than the neighbor router, it won't be able to establish a neighbor relationship.
JO
Joseph
2 years ago
B) The interface facing the neighbor is down.
DA
Darrel
2 years ago
A) An OSPF database description packet has not been received from the neighbor.