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What MPLS function should be performed by a router that receives a data packet containing an MPLS label value of 3?
Suggested Answer: B
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31 comments · newest first
GL
Glennis
11 months ago
B seems off, no need to request a new label for that.
JA
Janessa
11 months ago
A router can definitely receive packets with label 3, that's a myth!
HO
Hoa
11 months ago
Wait, are you sure about that? What if the label is still needed?
PE
Peter
11 months ago
Totally agree, that's how MPLS works.
LO
Louvenia
12 months ago
C is the right answer, pop the label!
DE
Deane
12 months ago
I feel like pushing an additional label might be relevant in some scenarios, but it seems more likely that the label would just be popped in this case.
LO
Loren
1 year ago
I’m a bit confused about whether the router would ever receive a packet with that specific label value.
MA
Marti
1 year ago
I remember practicing a similar question where we had to identify label operations, and I think popping is definitely a common function.
DE
Denny
1 year ago
I think the router should pop the label, but I'm not entirely sure if that's the right term for it.
AN
Anissa
1 year ago
Pushing an additional label onto the stack seems like the wrong approach here. I think the key is understanding what the label value of 3 represents in this context. Time to focus on that.
AL
Alpha
1 year ago
I'm a bit confused here. Should the router be requesting a new label from the peer? Or is there some other MPLS function I'm missing? I'll have to review my notes on MPLS label operations.
RO
Rosendo
1 year ago
I'm pretty confident that the answer is to pop the label. That's the standard action for a router when it receives a packet with a specific label value.
LY
Lynsey
1 year ago
Okay, let's see... A router would never receive a packet with this label value? That doesn't sound right to me. I'll have to rule that one out.
JE
Jettie
1 year ago
Hmm, this looks like a tricky MPLS question. I'll need to think carefully about the label value of 3 and what that might mean for the router's actions.
DE
Denise
1 year ago
I wonder if the router comes with a special 'label popping' button. Wouldn't that be convenient?
BU
Buffy
1 year ago
User 3: Signal a new label to the peer.
EM
Emmanuel
1 year ago
User 2: Request a new label from the peer.
TY
Tyisha
1 year ago
User 1: The router should pop the label.
LE
Levi
2 years ago
Option E? Signaling a new label? What is this, some kind of secret MPLS handshake? I'm sticking with C, the good old-fashioned pop the label approach.
LA
Lashon
1 year ago
Yeah, I think keeping it simple with option C is the best choice.
IS
Isidra
1 year ago
I agree with you, popping the label seems like the most straightforward approach.
LI
Lili
1 year ago
I'm not so sure about that. Maybe signaling a new label is the way to go.
CA
Carrol
1 year ago
I think option C is the way to go. Just pop the label and move on.
EL
Elena
2 years ago
Hmm, I'm torn between options C and D. I guess it depends on the specific scenario, but popping the label seems like the more straightforward choice.
AL
Alex
2 years ago
Wait, a router will never receive a packet with a label value of 3? That's so weird. I'm going to go with option B just to be safe.
KI
King
2 years ago
Option C looks good to me. Popping the label seems like the right thing to do when you receive a packet with a specific label value.
AL
Albert
1 year ago
User 2: Yeah, popping the label makes sense in that situation.
RU
Ruthann
1 year ago
User 1: I think option C is the correct choice.
RE
Reta
2 years ago
I believe pushing an additional label onto the stack could also be a valid option.
VI
Vinnie
2 years ago
I agree with Viola, popping the label makes sense for MPLS label value of 3.
VI
Viola
2 years ago
I think the router should pop the label.