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Nokia 4A0-220 Testking Braindumps - in .pdf Free Demo

  • Exam Code: 4A0-220
  • Exam Name: Nokia GMPLS-Controlled Optical Networks
  • Last Updated: Aug 14, 2026
  • Q & A: 40 Questions and Answers
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  • PDF Price: $59.98    

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  • Exam Code: 4A0-220
  • Exam Name: Nokia GMPLS-Controlled Optical Networks
  • Last Updated: Aug 14, 2026
  • Q & A: 40 Questions and Answers
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Nokia 4A0-220 Exam Syllabus Topics:

SectionObjectives
Topic 1: Protection and Restoration- Network resiliency mechanisms
  • 1. Fast reroute mechanisms
    • 2. 1+1 protection schemes
      - Failure recovery strategies
      • 1. Link/node failure recovery
        • 2. Traffic restoration techniques
          Topic 2: Optical Transport Networks- WDM and DWDM systems
          • 1. Channel multiplexing
            • 2. Optical spectrum management
              - OTN architecture
              • 1. Mapping and grooming
                • 2. OTUk/ODUk structure
                  Topic 3: Control Plane Protocols- Routing protocols
                  • 1. OSPF-TE extensions
                    • 2. IS-IS traffic engineering
                      - RSVP-TE signaling
                      • 1. Path setup and teardown
                        • 2. Resource reservation
                          Topic 4: GMPLS Fundamentals- MPLS extensions for optical networks
                          • 1. Traffic engineering principles
                            • 2. LSP concepts in optical domain
                              - GMPLS architecture overview
                              • 1. Label switching technologies
                                • 2. Control plane vs data plane

                                  Nokia GMPLS-Controlled Optical Networks Sample Questions:

                                  1. Which of the following statements about the Wait for Server Restoration (WSR) parameter in the MRN is correct?

                                  A) When WSR is false, the LI services do not wait for the LO restoration and restore through LI switching.
                                  B) When WSR is true, the LO channels do not wait for the LI services to restore.
                                  C) When WSR is true, the LO optical channel remains in the link until the failure is fixed.
                                  D) When WSR is false, if the failed optical channel can be restored at LO, the data traffic stays in the tunnel.


                                  2. How can you modify the SNC Nominal Route in NFM-T?

                                  A) By putting the LSP in Test mode and moving traffic
                                  B) By changing the SRG constraints
                                  C) By using the Constraint Wizard to modify the constraints
                                  D) By using the Reroute Wizard to modify the constraints


                                  3. What does the SNC state with an uppercase "N" mean in a resource in NFM-T?

                                  A) Indicates it's using a link other than the Nominal
                                  B) Indicates the nominal resource on a TE-link that is not in use
                                  C) Indicates if s a higher alarm state level
                                  D) Indicates it's currently using the Nominal resource assigned to it


                                  4. Which provisioning steps arecommon in both CP to plain MP networks?

                                  A) Node creation
                                  CPB provisioning process Node synchronization NPA implementation
                                  B) Node creation
                                  CPB provisioning process Link association CPB power balance
                                  C) Node creation SRG creation Node synchronization CPB power balance
                                  D) Node creation
                                  CPB provisioning process Node synchronization CPB power balance


                                  Solutions:

                                  Question # 1
                                  Answer: A
                                  Question # 2
                                  Answer: C
                                  Question # 3
                                  Answer: D
                                  Question # 4
                                  Answer: D

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