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Nokia 4A0-106 Exam - Topic 3 Question 80 Discussion

Click the exhibit.A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is a BGP/MPLS service provider. If CE1 sends an IP packet to 192.168.200.1, which of the following is FALSE?
C) CSC-CE1 pops the LDP label and swaps the BGP label.
A) CE1 forwards the data packet to PE1 via the VPRN 20 interface.
B) PE1 pushes two labels on the IP packet: a BGP label and an LDP transport label.
D) CSC-PE1 pops the BGP label and pushes a VPN label and an MPLS transport label.

Nokia 4A0-106 Exam - Topic 3 Question 80 Discussion

Actual exam question for Nokia's 4A0-106 exam
Question #: 80
Topic #: 3
[All 4A0-106 Questions]

Click the exhibit.

A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is a BGP/MPLS service provider. If CE1 sends an IP packet to 192.168.200.1, which of the following is FALSE?

Show Suggested Answer Hide Answer
Suggested Answer: C

by Chun at Dec 08, 2024, 03:38 PM

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Aretha
9 months ago
C is also questionable, not sure about that one.
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An
9 months ago
Wait, two labels? That’s new to me!
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Doyle
10 months ago
Agree, B seems incorrect.
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Vicky
10 months ago
I think B is the false one. Sounds off.
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Dean
10 months ago
CE1 definitely forwards the packet to PE1.
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Gilma
10 months ago
For option D, I think CSC-PE1 does pop the BGP label, but I'm uncertain about the VPN and MPLS transport labels being pushed afterward.
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Stephania
11 months ago
I feel like CSC-CE1 popping the LDP label and swapping the BGP label sounds right, but I might be mixing up the roles of the devices.
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Tamekia
11 months ago
I think PE1 does push two labels, but I can't recall if it's specifically a BGP label and an LDP label. It seems similar to a practice question we did.
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Rodolfo
11 months ago
I remember that in a VPRN setup, the CE device forwards packets to the PE, but I'm not sure if it's always through the VPRN interface.
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Melvin
11 months ago
This is a good test of my knowledge on CSC VPRNs. I'm feeling confident I can identify the false statement based on my understanding of the label operations.
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Joesph
11 months ago
I'm a bit confused by all the different labels and devices involved. I'll need to carefully read through the question and exhibit to make sure I understand the flow of the packet.
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Becky
11 months ago
Okay, let's think this through step-by-step. CE1 sends the packet to PE1, then PE1 adds the BGP and LDP labels. After that, the CSC-CE1 and CSC-PE1 devices handle the label operations. I think I can work this out.
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Lizbeth
11 months ago
Hmm, I'm a little unsure about the specifics of the label operations here. I'll need to review my notes on MPLS and VPN label stacking.
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Laquita
11 months ago
This question seems pretty straightforward. I think I've got a good handle on the concepts of CSC VPRN and label switching.
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Lauran
1 year ago
Oof, these VPRN questions are tough. I'm gonna go with Option A, it's the most comprehensive answer.
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Paola
1 year ago
Wait, so we're supposed to identify the false statement? I'm going with Option B, it just doesn't sound right to me.
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Lavonda
1 year ago
User3: Yeah, Option B doesn't sound right to me either.
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Sabine
1 year ago
User2: I agree, let's go with that.
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Dulce
1 year ago
User1: I think Option B is correct, it does seem a bit off.
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Gracia
1 year ago
Haha, these networking questions really make my head spin! But I'm pretty sure Option D is the one that's false.
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Leoma
1 year ago
User 3: So, which option do you think is correct then?
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Carla
1 year ago
User 2: Option D does seem like the odd one out.
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Alpha
1 year ago
User 1: I agree, these networking questions can be tricky.
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Farrah
1 year ago
I think Option C is false. CSC-PE1 should pop the BGP label and swap the VPN label, not push an LDP label.
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Noelia
1 year ago
User3: CSC-CE1 pops the LDP label and swaps the BGP label.
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Estrella
1 year ago
User2: I think PE1 pushes a VPN label, a BGP label, and an LDP transport label on the IP packet.
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Goldie
1 year ago
User1: I agree, Option C seems incorrect.
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Jeanice
1 year ago
Option A seems to be the correct answer. The packet would have a VPN label, a BGP label, and an LDP transport label.
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Lisha
1 year ago
User 2: Yeah, I agree. The packet would have all those labels.
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Ciara
1 year ago
User 1: I think option A is correct.
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Jamal
1 year ago
Why do you think C is the correct answer?
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Lilli
1 year ago
I disagree, I believe the answer is C.
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Jamal
1 year ago
I think the answer is A.
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