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

  • Exam Code: 4A0-220
  • Exam Name: Nokia GMPLS-Controlled Optical Networks
  • Updated: Sep 12, 2026     Q & A: 40 Questions and Answers

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Nokia 4A0-220 exam is an important certification for network professionals who want to specialize in optical networking and advance their career in this field. With the right preparation and training, candidates can successfully pass 4A0-220 exam and take their careers to the next level.

Reference: https://www.nokia.com/networks/training/onc/exams/gmpls/

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Nokia 4A0-220 exam, also known as the Nokia GMPLS-Controlled Optical Networks exam, is a certification exam that focuses on the technology and concepts behind optical networking. Nokia GMPLS-Controlled Optical Networks certification is targeted towards individuals who have experience in the telecommunications industry and are looking to further their knowledge and expertise in optical networking.

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Nokia 4A0-220 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: GMPLS Fundamentals and Architecture20%- GMPLS control plane overview
  • 1. Layers and components
    • 2. GMRE and NFM-T integration
      - GMPLS LSP types and characteristics
      • 1. L0, L1, and MRN LSPs
        • 2. LSP attributes and metrics
          Topic 2: GMPLS Protection and Restoration25%- Protection mechanisms
          • 1. 1+1, 1:1, shared protection
            • 2. PRC and SBR
              - Restoration across layers
              • 1. Restoration priority and coordination
                • 2. Multilayer survivability
                  Topic 3: GMPLS Service Provisioning and Operation20%- Creating and managing optical trails and services
                  • 1. Tunnel and LSP provisioning
                    • 2. Path computation and constraints
                      - Maintenance and monitoring
                      • 1. Performance monitoring
                        • 2. Fault detection and isolation
                          Topic 4: GMPLS Routing and Signaling Protocols25%- OSPF-TE and IS-IS TE extensions
                          • 1. Link and resource advertisement
                            • 2. Traffic engineering database
                              - RSVP-TE for GMPLS
                              • 1. Label allocation and signaling
                                • 2. Path and Resv messages
                                  Topic 5: Advanced GMPLS Features10%- GMPLS optimization and scalability
                                  - SRLG and path diversity

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