Most Recent Nokia 4A0-103 Exam Dumps

Prepare for the Nokia Multiprotocol Label Switching exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Nokia 4A0-103 exam and achieve success.

The questions for 4A0-103 were last updated on Apr 22, 2026.

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Question No. 1

Click on the exhibit.

This LSP terminates on a system IP address. What is the system address of the destination node?

A10.32.1.2

B10.1.4.78

C10.48.1.1

D10.1.2.2

Show Answer

Correct Answer: C

Question No. 2

Which of the following statements regarding DiffServ-TE LSPs is true?

AThe Maximum Allocation Model (MAM) provides the most efficient bandwidth utilization model

BIn the Maximum Allocation Model (MAM), each CT receives dedicated bandwidth constraints.

CIn the Russian Doll Model (RDM), a CT2 LSP automatically preempts a CT1 LSP

DUsing the Russian Doll Mode! (RDM), a CT1 LSP may use unreserved CTO bandwidth.

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Correct Answer: B

Question No. 3

Click on the exhibit button below. Assume the following:

- Each router's OSPF interfaces are in the areas shown.

- Bidirectional LDP-over-RSVP tunnels extend from routers R1 to R3 and back over the path R1-R4-R5-R3.

- You enable fast reroute facility bypass on the R5-R3 RSVP LSP.

- Router R5 acts as a PLR, protecting the R5-R3 link by building a bypass tunnel through router R2.

You build a layer 2 VPN on routers R1 and R3, using the LDP-over-RSVP tunnels. What MPLS configuration step must you complete on router R2 for it to protect the end-to-end service?

AEnable LDP on the R2-R5 interface.

BConfigure T-LDP sessions between routers R2 and R5 and R3.

CConfigure LDP-over-RSVP support on router R2.

DEnable MPLS and RSVP on the router R2 network interfaces.

EEnable LDP on the R2-R5 and R2-R3 interfaces.

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Correct Answer: D

Question No. 4

What are the default settings for RSVP-TE on the Alcatel-Lucent 7750 SR?

APer-interface label space, liberal retention mode

BPer-platform label space; liberal retention mode

CPer-interface label space, conservative retention mode

DPer-platform label space, conservative retention mode

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Correct Answer: D

Question No. 5

Click on the exhibit button below.

Consider the output shown; why is the label in bold font not in use?

AThe router cannot do a SWAP of this label.

BThe label does not match the egress label for the same FEC

CThe label is for a FEC for which the next-hop is the peer router

DThe label was signaled in error.

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Correct Answer: C

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