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Nokia 4A0-102 Exam Questions

Exam Name: Nokia Border Gateway Protocol Exam
Exam Code: 4A0-102
Related Certification(s): Nokia Service Routing Architect Certification
Certification Provider: Nokia
Actual Exam Duration: 90 Minutes
Number of 4A0-102 practice questions in our database: 152 (updated: Oct. 05, 2026)
Expected 4A0-102 Exam Topics, as suggested by Nokia :
  • Topic 1: Configure and verify BGP advertise-external, add-paths, and FRR on Nokia SR/ Describe the role of BGP in service provider networks
  • Topic 2: Describe the effect of using advertise-external feature on BGP route propagation/ Scale iBGP by deploying confederations or route reflections
  • Topic 3: Verify and troubleshoot the results of the policies configurations/ Describe the basic Internet Architecture and related elements
  • Topic 4: Describe the operation of BGP fast reroute/ Demonstrate a sound understanding of BGP mechanics and the role of BGP attributes
  • Topic 5: Successfully configure, monitor and troubleshoot a network of multiple BGP peers/ Configure and verify BGP route reflections
  • Topic 6: Explain the interaction between BGP and interior gateway protocol (IGP)/ Configure and verify BGP confederations
  • Topic 7: Plan and implement a basic BGP network using Nokia SR OS/ Implement BGP policies in an Nokia environment
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Deborah Miller

21 days ago
I passed the Nokia BGP certification exam by focusing on operational verification, like knowing which show outputs matter and how to interpret them quickly. Time was tight, so practicing under a timer helped me avoid overthinking the longer scenario questions.
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Robert Bailey

1 month ago
Next hop propagation between eBGP and iBGP peers shows up as stepwise troubleshooting problems where routes exist but are not usable due to next hop reachability. Learn how next hop self, recursive lookup and route propagation interact and run scenarios where you force unreachable next hops to see the resulting behavior. I managed to pass by timing practice labs that simulated missing next hops and the fixes that restore connectivity.
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Maria Young

2 months ago
After passing 4A0-102, my advice is to spend time on best path selection and how local preference, MED, and communities play out across multiple peers. I used packet captures and show commands to confirm my assumptions, which made the exam feel straightforward.
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Michael Hill

2 months ago
Policy and filtering questions often require you to trace the effect of a route policy or prefix list on a set of routes, which can be deceptive when communities and cascaded rules are involved. Practice writing route policies, prefix lists and community manipulations and verify resultant routes, paying attention to order and match versus set semantics. After focused policy drills I passed the exam and found real device testing much more useful than memorization.
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William Hill

3 months ago
I managed to pass the Nokia Border Gateway Protocol exam by drilling troubleshooting style questions, not just configuration syntax. Pay extra attention to how filters and import export policies affect what you actually see in the RIB and what gets advertised.
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Melissa Robinson

3 months ago
Troubleshooting BGP session states is commonly tested with diagnostic style questions that give timer values and logs and ask why the session never reaches Established. Be comfortable with TCP connection issues, keepalive and hold timers, authentication and the finite state machine, and reproduce failures with packet captures to connect symptoms to causes. I passed by repeatedly simulating stuck sessions in the lab which made the exam scenarios straightforward.
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Michelle Rodriguez

4 months ago
Passed 4A0-102 recently, and the tricky part was keeping iBGP versus eBGP rules straight under different peering and next hop scenarios. I made a one page cheat sheet of common decision points and reviewed it before every practice set.
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Emma Anderson

4 months ago
Route reflector behavior and cluster loop prevention can be tricky, often appearing as scenario questions where a route is not reflected or loops are detected. Understand cluster-id, client versus non client rules and how update reflection and cluster lists work, and build a simple multi client topology to observe suppression and reflect behavior. A colleague passed after hands on labs and credited focused practice for clearing these concepts.
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Margaret Nelson

5 months ago
I just cleared the Nokia 4A0-102 exam and the biggest help was building SR OS labs to validate route policies and attribute changes instead of memorizing defaults. The questions leaned on practical BGP behavior, especially when multiple knobs interacted.
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Jeffrey Johnson

5 months ago
BGP path selection and attribute weighting is a frequent focus, and you will see multiple choice questions that present several advertised routes and ask which will be selected. Study the complete BGP best path algorithm order, especially LOCALPREF, ASPATH, origin type, MED and tie breakers, and practice changing attributes in a lab to see outcomes. I passed the exam recently and a short question bank from Pass4Success sped up my review, so I could focus on attribute interactions in limited time.
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Lucina

6 months ago
Nailed the Nokia Certified BGP test! Pass4Success materials were a lifesaver for quick prep.
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Shelia

7 months ago
I found the route dampening topics brutal, yet their practice sets kept exposing the subtle thresholds; I finally understood when to expect flaps.
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Hermila

7 months ago
Just cleared the exam! BGP route dampening was tested in detail. Understand the concept, configuration parameters, and how it affects route stability.
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Lauryn

7 months ago
I felt the jitters during the first practice questions, but Pass4Success guided me with practical labs and review notes, and now I'm confident—keep practicing and you'll rise to the challenge.
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Muriel

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

8 months ago
The behavior of route reflectors under edge-case policy made me nervous; Pass4Success simulations forced me to mentally walk through edge cases until it clicked.
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Cordie

8 months ago
Confident I passed the Nokia BGP exam thanks to the realistic Pass4Success practice exams. Highly recommend them!
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Whitley

8 months ago
Feeling relieved after passing the Nokia Border Gateway Protocol exam with the help of Pass4Success practice materials.
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Elmer

8 months ago
I struggled with the route refresh quirks in BGP, but the practice tests broke down the clock-winding tricky questions and showed how to chase the small print.
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Nenita

9 months ago
BGP peer groups were important in the exam. Know how to configure them and understand their benefits for large-scale BGP deployments.
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Carisa

9 months ago
Don't underestimate BGP timers! I got several questions on keepalive and holdtime configurations, and their impact on network stability. Thanks Pass4Success for the thorough coverage!
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Casey

9 months ago
BGP traffic engineering using local preference and MED was emphasized. Be prepared to analyze and implement TE scenarios using these attributes.
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Micaela

9 months ago
pass4success practice tests were a lifesaver for the Nokia BGP exam. Revising effectively was crucial to my success.
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Stephaine

9 months ago
Passing the Nokia BGP exam was a great accomplishment for me. Thanks to Pass4Success, I managed to do it. A challenging question was about the BGP peer groups in Objective 14. I wasn't entirely clear on their benefits and configuration.
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Detra

10 months ago
Aced the Nokia BGP exam thanks to the detailed Pass4Success practice questions. Focusing on the right topics made all the difference.
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Jesusita

10 months ago
I'm thrilled to have passed the Nokia BGP exam. Pass4Success practice questions were invaluable. One question that puzzled me was about the BGP route dampening in Objective 13. I had a hard time understanding the parameters and their effects.
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Denny

10 months ago
I passed the Nokia BGP exam, and Pass4Success was a key part of my preparation. There was a tricky question on Objective 12 about the BGP multipath feature. I wasn't sure how it works and when it should be used.
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Corinne

10 months ago
Passed with flying colors! BGP graceful restart was a key topic. Understand its purpose, configuration, and behavior during network failures.
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Nell

11 months ago
The hardest part for me was the FIB/NSR negotiation questions—Pass4Success mock exams drilled the exact scenarios and helped me spot patterns fast.
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Horace

11 months ago
Nokia BGP cert secured! Pass4Success, thanks for the relevant practice questions!
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Melodie

11 months ago
My nerves spiked at the thought of the exam, yet Pass4Success provided targeted drills and explanations that finally clicked; stay focused and you'll shine on test day.
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Elin

12 months ago
Passing the Nokia BGP exam was a significant milestone for me. Thanks to Pass4Success, I did it. One question that stumped me was about the BGP route filtering in Objective 11. The different methods and their applications were confusing.
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Reiko

12 months ago
Aced the Nokia Border Gateway Protocol exam! Kudos to Pass4Success for the perfect prep.
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Ronald

12 months ago
Passed the Nokia Border Gateway Protocol exam with Pass4Success practice exams - time management was key!
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Alexis

1 year ago
Initially anxious about tricky BGP concepts, pass4success organized the material clearly and boosted my problem-solving speed, so you can conquer the test too—believe in yourself and go for it.
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Tamie

1 year ago
I was nervous before starting the Nokia Border Gateway Protocol exam, but Pass4Success gave me structured practice and real-world scenarios that built my confidence; keep pushing forward, future test-takers, you've got this.
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Matt

1 year ago
I’m excited to have passed the Nokia BGP exam. Pass4Success practice questions were very helpful. A question that I found difficult was about the BGP next-hop attribute in Objective 10. I wasn't entirely sure how it affects route selection.
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Shaunna

1 year ago
Nokia BGP certification achieved! Pass4Success, you're a real time-saver!
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Noah

1 year ago
I successfully passed the Nokia BGP exam, thanks to Pass4Success. One challenging question was about the BGP route aggregation in Objective 9. I wasn't sure about the specific commands and their effects.
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Viva

1 year ago
The exam tested heavily on BGP convergence optimization. Know techniques like BGP PIC, add-path, and BFD integration. Pass4Success practice tests were spot on for this!
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Colette

1 year ago
Passed the Nokia BGP exam today! Pass4Success's resources were invaluable.
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Mitzie

1 year ago
Just became Nokia BGP certified! Pass4Success made it possible in such a short time.
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Phil

2 years ago
BGP route aggregation and summarization questions caught me off guard. Make sure you can calculate summary routes and understand how BGP handles aggregates.
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Jesus

2 years ago
Just passed! BGP multiprotocol extensions were a hot topic. Understand how BGP carries IPv6, VPN, and other address families. Expect configuration and troubleshooting questions.
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Bette

2 years ago
Nailed the Nokia Border Gateway Protocol test! Pass4Success, thanks for the time-saving prep!
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Wynell

2 years ago
Multihoming scenarios were prevalent in my exam. Know the different types and how to implement them using BGP. Pass4Success materials covered this well!
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Lacey

2 years ago
BGP policy configuration is key. Be ready to write policies for route filtering, attribute manipulation, and conditional advertisement. The exam had several scenario-based questions on this.
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Berry

2 years ago
Success on the Nokia BGP exam! Pass4Success's questions were right on target.
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Jolene

2 years ago
Don't overlook BGP security! I got questions on MD5 authentication and TTL security. Understand how to implement these features to protect BGP sessions.
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Gabriele

2 years ago
Passing the Nokia BGP exam was a great achievement for me. Pass4Success was a big help. There was a question on Objective 8 about the BGP timers and their default values. I had a hard time remembering the exact numbers.
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Maile

2 years ago
BGP confederations came up more than I expected. Know how they differ from route reflectors and when to use them. Pass4Success practice questions really helped here!
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Josue

2 years ago
Nokia BGP certification in the bag! Couldn't have done it without Pass4Success.
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Elli

2 years ago
Aced the exam! Pay attention to BGP communities - both standard and extended. They asked about using communities for traffic engineering scenarios.
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Melinda

2 years ago
I’m happy to share that I passed the Nokia BGP exam. Pass4Success practice questions were crucial. One question that I struggled with was about the BGP peering states in Objective 7. The different states and transitions were a bit confusing.
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Cherelle

2 years ago
Route reflectors were a big topic in my exam. Be prepared to troubleshoot RR configurations and understand their impact on scalability. Thanks Pass4Success for the great prep materials!
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Verda

2 years ago
Passed my Nokia BGP exam with flying colors! Pass4Success, you're the best!
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Lashandra

2 years ago
The Nokia BGP exam was tough, but I passed thanks to Pass4Success. A question that I found challenging was about the BGP confederations in Objective 6. I wasn't entirely clear on how they help in reducing the number of BGP sessions.
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Matthew

2 years ago
BGP path selection process is crucial. Expect questions on the order of attributes and how they affect route selection. Know your MED, local preference, and AS path length inside out!
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Zack

2 years ago
I passed the Nokia BGP exam, and I owe a lot to Pass4Success. One question that puzzled me was related to Objective 5, specifically about the BGP attributes and their order of preference. It was tricky to recall all the details.
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Michal

2 years ago
Just passed the Nokia BGP exam! Study EBGP vs IBGP differences - they love to test on that. Make sure you understand when to use each and their specific characteristics.
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Shaniqua

2 years ago
Nokia BGP cert achieved! Pass4Success's materials were a lifesaver for quick studying.
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Hildegarde

2 years ago
Passing the Nokia BGP exam felt amazing, especially with the help of Pass4Success. There was a question on Objective 4 about BGP communities and their use cases. I found it difficult to remember all the different types and their specific purposes.
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Santos

2 years ago
That's great to hear! Yes, quality practice questions are crucial for exam success. Keep up the good work and continue expanding your BGP knowledge!
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Ty

2 years ago
I’m thrilled to have passed the Nokia BGP exam. The practice questions from Pass4Success were a lifesaver. One question that threw me off was about the BGP route reflectors in Objective 3. I wasn't sure about the exact role they play in reducing the number of iBGP sessions.
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Joesph

2 years ago
Wow, aced the Nokia Border Gateway Protocol test! Pass4Success made prep so easy.
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Marti

2 years ago
Taking the Nokia BGP exam was a challenging yet rewarding experience. Thanks to Pass4Success, I passed! There was a tricky question on Objective 2 regarding the path selection process in BGP. I had to choose the correct order of attributes, which was confusing, but I made it.
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Stefany

2 years ago
Pass4Success really helped me prepare quickly with relevant practice questions. Highly recommend!
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Shawna

2 years ago
I recently passed the Nokia Border Gateway Protocol exam and it was quite a journey. The Pass4Success practice questions were incredibly helpful. One question that stumped me was about the differences between eBGP and iBGP in Objective 1. I wasn't entirely sure about the specific use cases for each, but I managed to get through it.
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Janey

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

2 years ago
My exam experience was successful as I passed the Nokia Border Gateway Protocol exam. The topics included in the exam were related to scaling iBGP using confederations or route reflections. One question that I remember from the exam was about the role of BGP in service provider networks. Although I had some doubts about the answer, I was able to pass the exam with flying colors.
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Rolland

2 years ago
Just passed the Nokia BGP exam! A key focus was on route redistribution. Expect scenario-based questions on configuring and troubleshooting redistribution between BGP and other routing protocols. Make sure to understand the 'network' command and route maps thoroughly. Thanks to Pass4Success for the spot-on practice questions that helped me prepare quickly!
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Clemencia

2 years ago
I recently passed the Nokia Border Gateway Protocol exam with the help of Pass4Success practice questions. The exam covered topics such as configuring BGP advertise-external and FRR on Nokia SR. One question that stood out to me was related to the effect of using the advertise-external feature on BGP route propagation. Despite being unsure of the answer, I managed to pass the exam.
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Free Nokia 4A0-102 Exam Actual Questions

Note: Premium Questions for 4A0-102 were last updated On Oct. 05, 2026 (see below)

Question #1

Click the exhibit.

Router R1 is a route reflector with clients R2, R5 and R6. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6. Assuming that routers R1, R2 and R4 are configured with "add-paths ipv4 send 2 receive", what is the expected output of "show router bgp routes" when executed on router R2?

Reveal Solution Hide Solution
Correct Answer: A

Question #2

Click the exhibit.

Which of the following can be used by router R4 in AS 65542 to reject all routes originating in AS 65540?

Reveal Solution Hide Solution
Correct Answer: B

Question #3

Two Alcatel-Lucent 7750 SRs are established BGP peers with the following add-paths configuration:

R1: configure router bgp add-paths ipv4 send 4 receive

R2: configure router bgp add-paths ipv4 send 2

If router R1 advertises three routes for a given prefix X, how many routes is router R2 expected to have for prefix X?

Reveal Solution Hide Solution
Correct Answer: C

Question #4

Click the exhibit.

Assume all router-IDs are properly configured, and IPv6 link-local addresses are used to establish all eBGP sessions. Given the following iBGP configuration on router A, what is the Next Hop for prefix 2001:DB8:A:401::1/128 on router B?

Reveal Solution Hide Solution
Correct Answer: C

Question #5

How are policy direction and data flow related on the Alcatel-Lucent 7750 SR?

Reveal Solution Hide Solution
Correct Answer: B

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