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Nortel 920-571 exam : NNCDS optera metro solutions(international only)

920-571 Exam Questions
  • Exam Code: 920-571
  • Exam Name: NNCDS optera metro solutions(international only)
  • Updated: Aug 05, 2026
  • Q & A: 100 Questions and Answers

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Nortel 920-571 Exam Syllabus Topics:

SectionObjectives
Optera Metro Solutions Architecture- Network design principles
  • 1. Scalability and capacity planning
    • 2. Metro optical ring topology
      - System components
      • 1. Optical add/drop multiplexers (OADM)
        • 2. Optical transport platforms
          Operations and Maintenance- Performance monitoring
          • 1. Degradation analysis
            • 2. Optical performance metrics
              - Fault management
              • 1. Fault isolation techniques
                • 2. Alarm interpretation
                  Optical Networking Fundamentals- WDM technology basics
                  • 1. DWDM vs CWDM concepts
                    • 2. Optical channels and wavelengths
                      - Fiber optic principles
                      • 1. Optical power budget basics
                        • 2. Signal attenuation and dispersion
                          Provisioning and Configuration- Service provisioning
                          • 1. Wavelength assignment
                            • 2. Service activation procedures
                              - Network management
                              • 1. Configuration tools and workflows
                                • 2. Element management systems

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