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Nokia 4A0-106 Exam - Topic 5 Question 105 Discussion

Click the exhibit.A Carrier Supporting Carrier (CSC) VPRN is configured on an Nokia 7750 SR for a customer carrier who is an Internet Service Provider (ISP). Which of the following configuration steps is NOT required?
C) Configuring a CSC VPRN on each CSC-PE with a SAP interface towards the attached CSC-CE.
A) Configuring iBGP sessions between PEs residing in different customer carrier sites.
B) Configuring a policy on each CSC-CE to advertise local PE addresses to the network provider.
D) Configuring an IES service on PEL

Nokia 4A0-106 Exam - Topic 5 Question 105 Discussion

Actual exam question for Nokia's 4A0-106 exam
Question #: 105
Topic #: 5
[All 4A0-106 Questions]

Click the exhibit.

A Carrier Supporting Carrier (CSC) VPRN is configured on an Nokia 7750 SR for a customer carrier who is an Internet Service Provider (ISP). Which of the following configuration steps is NOT required?

Show Suggested Answer Hide Answer
Suggested Answer: C

by Jamal at Jul 01, 2026, 06:06 AM

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Argelia
17 hours ago
I think this question is tricky.
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Minna
6 days ago
D is important for remote PE addresses, can’t skip that!
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Laura
11 days ago
I’m leaning towards D being the least required step.
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Vallie
16 days ago
Definitely not A. It’s fundamental for the CSC-CE and CSC-PE.
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Jesusita
21 days ago
I think A is essential too. eBGP sessions are a must for connectivity.
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Augustine
27 days ago
But without C, how do PEs communicate across sites?
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Carma
1 month ago
I feel like B is crucial though. Advertising local PE addresses is key.
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Shasta
1 month ago
I agree, C seems unnecessary for CSC setup.
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Barrett
1 month ago
This question is tricky! I think C might be the answer.
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Chauncey
2 months ago
Yup, D is also essential for proper address advertising.
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Corrinne
2 months ago
Just to clarify, A and B are definitely required steps.
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Malcolm
2 months ago
Wait, are we sure about that? Seems like C could be important.
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Nydia
2 months ago
Totally agree, C is the odd one out here.
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Noe
2 months ago
Option C isn't needed for CSC VPRN setup.
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Lilli
2 months ago
I recall that advertising received system addresses is crucial, so I think option C might be the one that isn't required.
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Benton
3 months ago
This question reminds me of a practice question where we had to configure iBGP sessions between PEs. I wonder if that's the same here.
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Gilma
3 months ago
I'm not entirely sure, but I feel like advertising local PE addresses might not be necessary in all cases.
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Louann
3 months ago
I think I remember that configuring labeled eBGP sessions is essential for communication between the CSC-CE and CSC-PE routers.
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