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  • 4A0-105: Nokia Virtual Private LAN Services

Nokia 4A0-105 Exam Questions

Exam Name: Nokia Virtual Private LAN Services Exam
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: Aug. 10, 2026)
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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Heather Peterson

3 days ago
Module 4 Multihoming and EVPN IRB scenarios are often worded as failure drills where you must select the correct DF election outcome or the proper single-active versus all-active design, and the exam can be subtle about tie-break rules. I passed the exam, drill DF election rules, multihoming modes, and IRB behavior in a lab to spot the trick answers quickly.
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Kimberly Moore

23 days ago
I managed to pass 4A0-105 by focusing on the differences between the control plane options and how they affect MAC learning and flooding behavior. The trickiest questions were the ones that mixed terminology from multiple modules in a single scenario.
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Gary Thomas

1 month ago
Module 3 QoS and traffic engineering questions commonly present a policy or queuing configuration and require you to compute shaping rates or class-to-queue mappings rather than just define concepts. A teammate passed the 4A0-105 and my advice is to practice real policy examples and queueing calculations until they become second nature.
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Edward Carter

2 months ago
Passed the Nokia Virtual Private LAN Services exam last week, and what helped most was mapping each module to a few real troubleshooting scenarios instead of rereading notes. Time management mattered because some questions are wordy and you need to spot the key detail fast.
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Matthew Jones

2 months ago
Module 2 VPLS pseudowire behavior and split-horizon rules often show a topology and ask which sites receive BUM traffic or how to prevent loops, so expect troubleshooting-style multi-step items. I passed the exam and found that labbing PWE3 configurations and clearly understanding split-horizon and learning behavior makes those questions straightforward.
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Amy Smith

3 months ago
I just cleared the Nokia 4A0-105 and the biggest hurdle was keeping VPLS signaling and service provisioning steps straight, so I built a quick lab and repeated the full config workflow until it was muscle memory. The exam leaned on practical interpretation of outputs more than rote definitions.
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Patricia Johnson

3 months ago
Module 1 EVPN control plane and route types are frequently tested with diagram questions asking which EVPN route (type 2, type 5, etc.) carries a specific mapping or how route targets influence import/export decisions. I recently passed the Nokia 4A0-105 exam and a colleague thanked Pass4Success for providing a good collection of exam questions that enabled quick preparation, focus on route types, RT/RD mechanics, and MAC mobility to handle those items.
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Floyd

4 months ago
Nokia VPLS cert achieved! Grateful for Pass4Success's efficient exam prep resources.
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Beula

5 months ago
Initial nerves hit hard, but Pass4Success provided structured study paths and confidence-boosting reviews. Train consistently and push through—the success is within reach!
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Lashaunda

5 months ago
I was scared I'd misinterpret the questions, but Pass4Success's clear tips and timed practice helped me stay calm and accurate. Believe in your prep—you've earned this!
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Yvonne

5 months ago
Cleared the Nokia Virtual Private LAN Services exam! Thanks to Pass4Success, I felt well-prepared. One question that puzzled me was about the advantages of using VPLS for disaster recovery. I wasn't sure about the specific benefits, but I still passed.
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Yoko

5 months ago
VPLS service delimiting was an important topic. Be prepared to explain different methods of service delimitation in VPLS, including Q-in-Q and QinQ variations.
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Sunny

6 months ago
I was nervous, but the Pass4Success practice tests prepared me perfectly. Revise your weak areas thoroughly, and you'll ace this exam.
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Allene

6 months ago
Thanks to Pass4Success, I felt confident tackling the exam. Focus on VPLS security features - MAC filtering, IP anti-spoofing, and DoS protection were all covered.
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Jesusita

6 months ago
Passing the Nokia Virtual Private LAN Services exam was a breeze with Pass4Success. Focus on understanding the core concepts, not just memorizing facts.
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Helene

6 months ago
Passed Nokia VPLS in record time! Pass4Success made it possible with their focused materials.
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Whitley

7 months ago
The hardest part was understanding MPLS label distribution and LDP quirks in different topologies; pass4success practice exams helped me spot the tricky edge cases and memorize the sequences.
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Nada

7 months ago
The Pass4Success practice exams were a game-changer for me. Manage your time wisely, and don't get bogged down on any single question.
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Ira

7 months ago
I started anxious about the tricky Nokia VPLS topics, but Pass4Success broke them into manageable chunks and boosted my confidence with real-world scenarios. Stay persistent—you've got this!
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Tiera

7 months ago
I passed the Nokia VPLS exam, and the Pass4Success practice questions were incredibly helpful. There was a question about the role of the CE router in a VPLS network. I was a bit confused about its responsibilities in terms of MAC address learning, but I managed to pass.
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Annabelle

7 months ago
Nokia VPLS exam conquered! Pass4Success questions were incredibly relevant.
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Tashia

8 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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Jolanda

8 months ago
I just passed the Nokia VPLS exam, and the Pass4Success practice questions were a great help. There was a tough question on the differences between point-to-point and multipoint VPLS in [Module 4 ?]. I wasn't entirely sure, but I still passed.
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Irene

8 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 traditional WAN services. I was unsure about the specific benefits of VPLS in certain scenarios, but I still managed to pass.
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Julieta

8 months ago
Just passed the Nokia Virtual Private LAN Services exam! The Pass4Success practice questions were essential. One question that stumped me was about the role of the NMS in a VPLS network. I wasn't entirely sure about its functions, but I still passed.
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Azzie

9 months ago
I passed the Nokia VPLS exam, and the Pass4Success questions were a big help. There was a tricky question about the differences between VPLS and VPWS. I was uncertain about the specific use cases for each, but I managed to pass.
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Romana

9 months ago
Aced Nokia VPLS certification! Pass4Success materials were a lifesaver for quick prep.
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Devorah

9 months ago
My nerves kicked in during the mock sections, yet Pass4Success gave me practical drills and steady progress checks that made the material click. Keep at it; you're closer than you think!
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Allene

10 months ago
I was jittery before the exam, doubting if I could recall all the details, but pass4success structured practice and concise explanations boosted my confidence. If I can do it, you can too—trust the prep and stay focused!
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Cordie

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

10 months ago
Excited to share that I passed the Nokia VPLS exam. The practice questions from Pass4Success were very helpful. One question that puzzled me was about the redundancy mechanisms in VPLS networks in [Module 5 ?]. I wasn't completely sure of the answer, but I succeeded.
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Lorrine

10 months ago
Cleared the Nokia Virtual Private LAN Services exam! Thanks to Pass4Success, I felt well-prepared. One question that puzzled me was about the advantages of using VPLS for disaster recovery. I wasn't sure about the specific benefits, but I still passed.
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Marcos

10 months ago
Nokia VPLS certification done! Pass4Success, thanks for the efficient exam prep.
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Charlena

11 months ago
I passed the Nokia VPLS exam, and the Pass4Success practice questions were incredibly helpful. There was a question about the role of the CE router in a VPLS network. I was a bit confused about its responsibilities in terms of MAC address learning, but I managed to pass.
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Johnna

11 months ago
Nokia VPLS exam success! Pass4Success, your questions aligned perfectly with the real test.
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Mona

11 months ago
Just passed the Nokia Virtual Private LAN Services exam! The Pass4Success practice questions were a lifesaver. One question that caught me off guard was about the configuration of VPLS on a Nokia router. I wasn't entirely sure about the command syntax, but I still passed.
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Olga

1 year ago
The exam included questions on VPLS integration with MPLS networks. Understand how VPLS leverages MPLS for transport and label distribution.
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Brandon

1 year ago
VPLS OAM was a key topic. Study different OAM tools used in VPLS networks for fault detection and performance monitoring.
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Tasia

1 year ago
Passed Nokia VPLS with flying colors! Pass4Success, your materials were a game-changer.
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Claudio

1 year ago
Nokia VPLS certified! Pass4Success made the study process quick and painless.
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Carmela

1 year ago
Nailed the Nokia VPLS exam! Pass4Success, your practice tests were invaluable.
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Margot

1 year 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

1 year 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

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

1 year 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 years 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 years ago
Success on the Nokia VPLS exam! Pass4Success, your questions were right on target.
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Kattie

2 years 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 years 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

2 years 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

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

2 years 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

2 years 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

2 years 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

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

2 years 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

2 years 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

2 years 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

2 years 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

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

2 years 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

2 years 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

2 years 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

2 years 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

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

2 years 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

2 years 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

2 years 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

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

2 years 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

2 years 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

2 years 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

2 years 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 Aug. 10, 2026 (see below)

Question #1

What are the limitations of a traditional layer 2 switch? (Choose 3}

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Correct Answer: B, C, D

Question #2

In RSTP, an alternate port is on the same switch as a designated Port.

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Correct Answer: B

Question #3

In IEEE 802.1ag, how are loops detected?

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Correct Answer: B

Question #4

Click on the exhibit below.

A new site is added to PE-D of Metro B. Which of the following statement below is true?

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Correct Answer: A

Question #5

Which of the following statements about Spanning Tree Protocol is true?

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Correct Answer: B

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