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The output is from PE router R1 about VPRN service 100. From which protocol did router R1 learn the prefix 192.168.20.0/24?
Suggested Answer: C
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35 comments · newest first
KE
Kenny
11 months ago
Totally agree, BGP makes the most sense here!
LE
Leigha
11 months ago
Wait, I thought MPLS was the answer?
DE
Delisa
11 months ago
LDP seems unlikely for this one.
ST
Steffanie
11 months ago
I think it's MP-BGP actually.
FA
Fabiola
12 months ago
Pretty sure it's BGP.
NI
Nidia
12 months ago
I remember LDP being used for label distribution, but I’m leaning towards BGP for this question. It seems more likely for VPRN services.
CI
Ciara
1 year ago
I can't recall if MPLS directly provides prefixes. I feel like it’s more about the protocols like LDP or BGP.
JA
Jacquelyne
1 year ago
I practiced a similar question where LDP was the answer, but I feel like this one is different. Maybe it's MP-BGP?
AR
Arlean
1 year ago
I think the prefix might have come from BGP, but I'm not entirely sure. I remember something about VPRN services using BGP for routing.
DI
Dick
1 year ago
This is a tricky one. The VPRN context is throwing me off a bit. I'll need to really focus on understanding the relationship between VPRN and the different routing protocols to figure this out.
CR
Crista
1 year ago
Okay, I've got a strategy here. I'll start by identifying the different routing protocols that could be used in a VPRN setup, then I'll try to match the information in the output to the characteristics of each protocol.
FR
Frederic
1 year ago
Hmm, I'm a bit unsure about this one. The output mentions VPRN, but I'm not super familiar with that. I'll need to think through the different routing protocols and how they might be used in a VPRN context.
KA
Karma
1 year ago
This looks like a pretty straightforward VPRN configuration question. I'll carefully review the output and think through the different routing protocols that could be involved.
MA
Matthew
2 years ago
I don't know, man. Maybe it's D - MPLS? I mean, that's the underlying technology, right? Wait, what was the question again?
HO
Howard
2 years ago
Yeah, I agree with Howard. It's probably C - MP-BGP.
BR
Brock
2 years ago
I'm not sure, but I think it's C - MP-BGP. That's commonly used for VPN services.
ZO
Zoila
2 years ago
I think it's B - BGP. That's usually how routers learn prefixes.
LE
Leonida
2 years ago
LDP? Really? This is a routing question, not a label distribution one. I'm going with C - MP-BGP, all the way!
HE
Herschel
2 years ago
Ahh, the classic MPLS trick! But wait, the question is about the protocol, not the technology. Gotta think this through...
KE
Kelvin
2 years ago
D) MPLS
SA
Santos
2 years ago
C) MP-BGP
QU
Quentin
2 years ago
B) BGP
SH
Sherly
2 years ago
A) LDP
DE
Devon
2 years ago
I'm pretty sure it's BGP. VPRN is a VPN service, and BGP is the way to learn those prefixes, right?
AL
Almeta
2 years ago
Definitely BGP. It's the go-to protocol for learning VPN prefixes.
EF
Effie
2 years ago
Yeah, BGP is commonly used for VPN services like VPRN.
GE
Georgiana
2 years ago
I think it's BGP too. That's how routers learn VPN prefixes.
FR
Frank
2 years ago
I'm not sure, but I think C) MP-BGP could also be a possibility.
MO
Mose
2 years ago
Hmm, the output says it's a VPRN service, so I'm guessing it's MP-BGP. That's the way to go, folks!
AN
Anisha
2 years ago
I agree, MP-BGP seems like the right choice.
YV
Yvette
2 years ago
I believe it's LDP.
LY
Lynna
2 years ago
I would go with MP-BGP.
AR
Arthur
2 years ago
I think it's BGP.
AM
Ammie
2 years ago
I agree with Ezekiel, BGP makes sense for learning prefixes.
EZ
Ezekiel
2 years ago
I think the answer is B) BGP.