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Nokia 4A0-C02 Exam - Topic 1 Question 120 Discussion

Which protocol is used to exchange customer VPRN routes between PE devices?
C) MP-BGP
B) ISIS
E) Targeted LDP
D) BGP
A) OSPF

Nokia 4A0-C02 Exam - Topic 1 Question 120 Discussion

Actual exam question for Nokia's 4A0-C02 exam
Question #: 120
Topic #: 1
[All 4A0-C02 Questions]

Which protocol is used to exchange customer VPRN routes between PE devices?

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Suggested Answer: C

by Laura at Jan 22, 2026, 01:55 PM

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Trina
2 months ago
LDP is for label distribution, but BGP is the right choice here.
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Kent
2 months ago
I’m not sure, but I heard about LDP too.
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Rima
2 months ago
Yeah, BGP makes sense. It handles VPRN well.
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Gladis
2 months ago
I think it's BGP. It’s widely used for route exchange.
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Karl
4 months ago
Interesting, I didn't know that!
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Dorothy
4 months ago
Yup, BGP handles that well.
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Afton
4 months ago
Wait, are you sure? I thought it was OSPF.
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Reid
4 months ago
Totally agree, BGP is the go-to!
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Blair
5 months ago
It's BGP for VPRN route exchange.
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Aretha
5 months ago
BGP, definitely. Unless you're living in the stone age, that is.
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Harley
5 months ago
Wait, is this a trick question? I'm going with BGP, but I'm not 100% sure.
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Lindsey
5 months ago
BGP, of course! How else would those PE devices communicate?
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Audria
5 months ago
I thought it was OSPF. Guess I need to review my networking protocols.
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Nada
5 months ago
BGP is the correct protocol for exchanging VPRN routes between PE devices.
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Shayne
6 months ago
I feel like it could be BGP, but I also remember there being some mention of LDP in other contexts.
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Rachael
6 months ago
I practiced a similar question on VPRN protocols, and I think it was definitely related to BGP, but I might be mixing it up with another topic.
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Maxima
6 months ago
I remember something about using MP-BGP for exchanging routes, but I can't recall the specifics.
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Wendell
7 months ago
I think it's BGP, but I’m not entirely sure if it’s the only protocol used for VPRN.
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Fabiola
7 months ago
Okay, I've got this. For VPRN, the routing protocol used between PE devices is BGP. That allows the PEs to exchange the customer-specific VPN routes. Definitely one of the key things to know for VPRN.
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Francesco
7 months ago
Ugh, routing protocols are not my strong suit. Let me think this through - VPRN is a Layer 3 VPN, so the routing would need to be dynamic. Maybe OSPF or IS-IS? I'll have to guess on this one.
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Reena
7 months ago
Ah, this is a good one. I remember learning about VPRN routing protocols in class. I believe the answer is BGP, since that's commonly used to exchange routes between PE devices in a VPRN setup.
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Viva
7 months ago
Hmm, not sure about this one. I know VPRN is a VPN service, but I can't recall the specific routing protocol off the top of my head. Might need to think this through step-by-step.
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Melvin
8 months ago
I think this is asking about the routing protocol used for VPRN services. I'll need to remember the key VPRN protocols like BGP and OSPF.
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Dominque
1 month ago
Yeah, BGP handles the exchange well!
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Moon
1 month ago
OSPF might be used too, but BGP is more common.
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Aja
2 months ago
I believe it's BGP for VPRN routes.
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