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LDP is enabled on both ends of a point-to-point link, but the "show router Idp status" command indicates that LDP is operationally down. The Oper Down Reason field shows the message "systemIpDown." What might cause this condition?
Suggested Answer: B
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35 comments · newest first
SH
Sherrell
11 months ago
A is not the issue here, LDP is enabled on both ends.
VI
Virgie
11 months ago
Wait, is it really that simple? I thought it was more complicated!
AN
Anastacia
11 months ago
Nah, I disagree with B, it's more likely C.
AN
Annabelle
11 months ago
I think B could be a reason too, router ID issues can mess things up.
RE
Refugia
12 months ago
Definitely D, the system interface needs an IP.
EU
Eun
12 months ago
I feel like I read that if the LSP is administratively down, it wouldn't show "systemIpDown." So, I doubt option A is the answer, but I'm not completely confident.
VI
Vicky
1 year ago
I practiced a similar question where LDP was down, and I think it had to do with the interfaces not running LDP. So, option C could be a possibility too.
SC
Scot
1 year ago
I'm not entirely sure, but I think if the router's router ID overlaps with another, it could cause issues. That sounds like option B, but I need to double-check.
CR
Cristal
1 year ago
I remember something about LDP needing a valid IP address on the system interface. That might be related to option D, right?
TE
Tennie
1 year ago
This is a good test of my LDP knowledge. I'm going to carefully consider each option and eliminate the ones that don't fit the symptoms.
RO
Rodrigo
1 year ago
I've seen this issue before. My money's on option B - the router ID overlapping is a common culprit for LDP going down.
AV
Avery
1 year ago
Okay, let's see. I'm leaning towards option D, but I want to double-check the other possibilities just to be sure.
ME
Merlyn
1 year ago
Hmm, the "systemIpDown" message is throwing me off. I'll have to review my LDP troubleshooting steps.
BA
Barabara
1 year ago
This seems like a tricky one. I'll need to think through the possible causes carefully.
LU
Lucy
1 year ago
What, the router doesn't have an IP address? Did they forget to pay the internet bill or something? I'm going with D, but I'm also going to send a strongly worded letter to the network admin!
TE
Tesha
1 year ago
User3: I think we should let the network admin know about this.
FA
Fannie
1 year ago
User2: Yeah, that could be the issue. Maybe they forgot to configure it.
LO
Lottie
1 year ago
User1: Maybe the router's system interface requires an IP address.
EL
Elza
1 year ago
D) definitely sounds like the culprit here. Can't have LDP without a valid IP address on the system interface. Time to brush up on those networking fundamentals!
VA
Vallie
1 year ago
D) The router's system interface requires an IP address
LA
Laquanda
1 year ago
C) The router's interfaces do not have LDP running.
TW
Twanna
1 year ago
B) The router's router ID overlaps another.
MA
Matilda
1 year ago
A) The LSP is in the administrative down state.
NI
Nina
2 years ago
I'm going with D) as well. If the system interface doesn't have an IP address, that would definitely cause LDP to be operationally down. Gotta love these tricky networking questions!
LO
Louvenia
1 year ago
D) The router's system interface requires an IP address
JI
Jin
1 year ago
A) The LSP is in the administrative down state.
SH
Shanice
2 years ago
Hmm, I'm not too sure about this one. But I think D) is the correct answer. Can't have LDP running without a valid IP address on the system interface.
EF
Effie
1 year ago
User1: Good idea, let's verify that first.
PE
Pearlie
1 year ago
User3: Maybe we should check the system interface configuration.
DO
Dorothy
1 year ago
User2: That makes sense, without a valid IP address LDP wouldn't work.
IN
Ines
2 years ago
User1: I think the answer is D) The router's system interface requires an IP address.
AL
Alesia
2 years ago
D) The router's system interface requires an IP address. This seems like the most likely cause, as the 'systemIpDown' message suggests an issue with the system interface's IP address configuration.
JE
Jessenia
2 years ago
I'm not sure, but I think it could also be D) The router's system interface requires an IP address. Without an IP address, LDP might not be able to establish a connection.
RE
Remedios
2 years ago
I agree with Broderick, if LDP is enabled on both ends but still operationally down, it could be because LDP is not running on the router's interfaces.
BR
Broderick
2 years ago
I think the answer might be C) The router's interfaces do not have LDP running.