Nokia 4A0-220 : Nokia GMPLS-Controlled Optical Networks

4A0-220 real exams

Exam Code: 4A0-220

Exam Name: Nokia GMPLS-Controlled Optical Networks

Updated: Sep 16, 2026

Q & A: 40 Questions and Answers

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Nokia 4A0-220 Exam Syllabus Topics:

SectionObjectives
GMPLS Control Plane Concept and Architecture- Control Plane principles
- GMPLS architecture components
GMPLS Protocols- RSVP-TE
- Link Management Protocols (LMP)
- OSPF-TE
Protection and Restoration Mechanisms- Protection and Restoration Combined (PRC)
- Source Based Restoration (SBR)
Layer Networks (L0, L1, MRN)- L0 Network concepts
- Multi-Region Networks (MRN)
- L1 Network concepts
GMPLS Maintenance and Operations- Maintenance principles
- Operational tasks

Nokia GMPLS-Controlled Optical Networks Sample Questions:

Question #1

Which of the following information is present in every GMPLS-enabled node?

  • A. The bandwidth of each client path in the entire network
  • B. The frequency of each client path in the entire network
  • C. The list of LSPs created in the entire network
  • D. The state of each link in the entire network
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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Question #2

Which of the following parameters is not considered when restoring an LSP?

  • A. Equipment vendor
  • B. Coloring
  • C. Maximum latency
  • D. Reservation priority
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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Question #3

What is the definition of Constrained Shortest Path First (CSPF)?

  • A. It is the 5FP algorithm applied after pruning links that do not meet the specified constraints.
  • B. It is a combination between OSPF-TE and RSVP-TE.
  • C. It is the SPF algorithm applied for low latency LSPs.
  • D. It is the SPF algorithm applied to low bandwidth LSPs.
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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Question #4

How do you configure the Trail template in NFM-T for an Uplink board (such as 2UC400) in a network with only LI restoration capability?

  • A. Check the Logical Link box
    Set the Port Type to Unterminated Check the ASON Routed box Check the ASON Tunnel box
  • B. Uncheck the Logical Link box Set the Port Type to Terminated Check the ASON Routed box Check the ASON Tunnel box
  • C. Uncheck the Logical Link box NSet the Port Type to Terminated
    Uncheck the ASON Routed box Uncheck the ASON Tunnel box
  • D. Check the Logical Link box
    Set the Port Type to Unterminated Uncheck the ASON Routed box Uncheck the ASON Tunnel box
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Explanation: Only visible for Prep4pass members. You can sign-up / login (it's free).

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