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  • 4A0-105: Nokia Virtual Private LAN Services

Nokia 4A0-105 Exam Questions

Exam Name: Nokia Virtual Private LAN Services
Exam Code: 4A0-105
Related Certification(s): Nokia Service Routing Architect Certification
Certification Provider: Nokia
Actual Exam Duration: 90 Minutes
Number of 4A0-105 practice questions in our database: 156 (updated: Mar. 27, 2025)
Expected 4A0-105 Exam Topics, as suggested by Nokia :
  • Topic 1: Explain the concept of a hierarchical VPLS and its benefits for large VPLS networks/ Describe the advantages of a VPLS and configure a VPLS service
  • Topic 2: Describe the use of active and standby pseudowires to achieve redundancy instead of STP/ Describe the VPLS FDB and list the tools required to maintain the VPLS FDB
  • Topic 3: Describe the use of LAG and MC-LAG in providing resiliency in a VPLS configuration/ Using the basic components of services (SAPs and SDPs), create a simple VPLS
  • Topic 4: Explain the key scalability concerns in large VPLS deployments/ Review Ethernet technology, MPLS features and the terminology of SAPs and SDPs in services
  • Topic 5: Define management VPLS (M-VPLS) and how it can be used with STP to provide redundancy and load balancing/ Manage a VPLS infrastructure, and troubleshoot and repair a misconfigured VPLS
  • Topic 6: Implement loop control mechanisms such as rapid spanning tree in a VPLS environment/ Explain the impacts of MTU on a distributed VPLS service
  • Topic 7:
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Margot

1 days ago
Pass4Success really helped me ace the Nokia VPLS exam. Pay attention to VPLS auto-discovery mechanisms - both BGP and LDP-based methods were covered.
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Rupert

16 days ago
The exam tested knowledge on VPLS split horizon. Be ready to explain its importance in preventing loops and how it's implemented in different VPLS architectures.
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Kyoko

26 days ago
Nokia VPLS cert in the bag! Pass4Success, thanks for the timely preparation resources.
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Lizette

30 days ago
VPLS MAC address limit was an important topic. Understand how to configure and manage MAC address limits to prevent MAC table overflow attacks.
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Diane

2 months ago
Thanks to Pass4Success for the comprehensive material. VPLS MTU handling was covered - be prepared to troubleshoot MTU mismatch scenarios in VPLS networks.
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Long

2 months ago
Success on the Nokia VPLS exam! Pass4Success, your questions were right on target.
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Kattie

2 months ago
The exam included questions on VPLS interworking with other L2VPN services. Study the differences and similarities between VPLS and VPWS.
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Aja

2 months ago
I successfully passed the Nokia VPLS exam, and the Pass4Success questions were a great resource. There was a question about the differences between VPLS and MPLS. I was uncertain about the specific benefits of using VPLS over MPLS in certain scenarios, but I still managed to pass.
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Fernanda

3 months ago
VPLS resiliency was heavily tested. Make sure you understand dual-homing concepts and various redundancy mechanisms used in VPLS deployments.
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Tu

3 months ago
Nokia VPLS certification achieved! Kudos to Pass4Success for the efficient study materials.
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Carmelina

3 months ago
Passed the exam thanks to thorough preparation with Pass4Success. Focus on VPLS QoS mechanisms - the exam had questions on how to implement and manage QoS in VPLS networks.
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Cheryll

3 months ago
Passed the Nokia Virtual Private LAN Services exam! The Pass4Success practice questions were invaluable. One challenging question asked about the scalability of VPLS in large networks. I wasn't sure how VPLS handles large-scale MAC address tables, but I passed anyway.
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Lazaro

4 months ago
VPLS multicast handling was a significant topic. Be ready to explain the differences between selective and inclusive multicast trees in VPLS environments.
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Jesus

4 months ago
Passed Nokia VPLS in record time! Pass4Success, you're the best for fast preparation.
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Deane

4 months ago
I passed the Nokia Virtual Private LAN Services exam, thanks to Pass4Success practice questions. There was a challenging question about the role of BGP in VPLS in [Module 2 ?]. I wasn't sure about the exact details, but I managed to pass.
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Tawanna

4 months ago
The exam tested knowledge on VPLS scalability solutions. Study up on H-VPLS and its benefits in large-scale deployments. Expect questions on spoke termination options.
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Yvonne

4 months ago
Just cleared the Nokia VPLS exam, thanks to Pass4Success! There was a tricky question on the exam about the role of the PE router in VPLS. I was a bit confused about how it handles MAC address learning and forwarding, but I still made it through.
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Curt

5 months ago
Thanks to Pass4Success, I felt well-prepared for the Nokia VPLS exam. Pay attention to VPLS pseudowire signaling - both BGP and LDP methods were covered in depth.
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Shelton

5 months ago
Nokia VPLS exam conquered! Pass4Success made it possible with their relevant questions.
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Maryann

5 months ago
I recently passed the Nokia Virtual Private LAN Services exam, and I have to say, the Pass4Success practice questions were a huge help. One question that stumped me was about the differences between VPLS and traditional LAN services. I wasn't entirely sure about the specific advantages of VPLS in a multi-tenant environment, but I managed to pass the exam regardless.
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Marci

5 months ago
VPLS service types were a key topic. Make sure you can distinguish between H-VPLS and VPLS, and understand their use cases. The exam had several questions on this.
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Whitley

5 months ago
Happy to announce that I passed the Nokia VPLS exam. The Pass4Success practice questions were spot on. One question that caught me off guard was about the differences in QoS implementation in [Module 6 ?]. I wasn't entirely confident about the answer, but I made it through.
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Sharika

6 months ago
The exam covered VPLS forwarding in detail. Be prepared for scenarios involving MAC learning and flooding. Understanding the differences between local and remote MAC learning is crucial.
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Nickole

6 months ago
Aced my Nokia VPLS cert! Pass4Success materials were a lifesaver for quick prep.
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Rolland

6 months ago
Just cleared the Nokia VPLS exam! The practice questions from Pass4Success were a lifesaver. There was a tricky question on the configuration of VPLS instances in [Module 3 ?]. I was a bit unsure about the exact command sequence, but I still passed.
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Man

6 months ago
Just passed the Nokia VPLS exam! Grateful for Pass4Success's relevant questions that helped me prepare quickly. Remember to study VPLS architecture thoroughly - expect questions on PE router roles and functions.
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Krissy

7 months ago
I recently passed the Nokia Virtual Private LAN Services exam, and I must say, the Pass4Success practice questions were incredibly helpful. One question that stumped me was about the differences between Layer 2 and Layer 3 VPNs in [Module 1 ?]. I wasn't entirely sure about the specific use cases for each, but I managed to get through it.
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Izetta

7 months ago
Just passed the Nokia VPLS exam! Thanks Pass4Success for the spot-on practice questions.
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Kate

7 months ago
Passing the Nokia VPLS exam was a great achievement for me, and I owe it to Pass4Success practice questions. The advantages of VPLS and the use of active and standby pseudowires for redundancy were key topics in the exam. One question that I found challenging was related to configuring a VPLS service. Despite my initial uncertainty, I was able to answer it correctly and pass the exam.
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Jose

8 months ago
My exam experience for the Nokia VPLS exam was successful, thanks to Pass4Success practice questions. The topics of hierarchical VPLS and configuring VPLS services were crucial for the exam. One question that stood out to me was about the tools required to maintain the VPLS FDB. I had a good understanding of the topic, which helped me answer the question accurately.
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Lai

9 months ago
Just passed the Nokia VPLS exam! A key topic was VPLS signaling protocols. Expect questions on LDP vs. BGP VPLS, their differences, and configuration. Focus on understanding the signaling process and when to use each protocol. Thanks to Pass4Success for the spot-on practice questions that helped me prepare quickly!
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Ronald

9 months ago
I passed the Nokia Virtual Private LAN Services exam with the help of Pass4Success practice questions. The exam covered topics like hierarchical VPLS and VPLS FDB. One question that I remember was about the benefits of using active and standby pseudowires for redundancy instead of STP. I wasn't completely sure of the answer, but I still managed to pass.
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Free Nokia 4A0-105 Exam Actual Questions

Note: Premium Questions for 4A0-105 were last updated On Mar. 27, 2025 (see below)

Question #1

What needs to be configured in a VPLS in order to forward customer STP BPDUs transparently?

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Correct Answer: D

Question #2

IEEE 802.3ah frames must be untagged.

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Correct Answer: A

Question #3

What is PBB also known as?

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Correct Answer: D

Question #4

What action will be taken when an MPLS router receives a frame with a label that does not exist in the LFIB?

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Correct Answer: B

Question #5

In IEEE 802.1ag, which two key functions are configured on bridge ports (SAPs and SDPs) to support CFM messages? (Choose 2)

Reveal Solution Hide Solution
Correct Answer: A, C

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