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

920-571 real exams

Exam Code: 920-571

Exam Name: NNCDS optera metro solutions(international only)

Updated: Aug 19, 2026

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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 transport platforms
        • 2. Optical add/drop multiplexers (OADM)
          Provisioning and Configuration- Network management
          • 1. Element management systems
            • 2. Configuration tools and workflows
              - Service provisioning
              • 1. Service activation procedures
                • 2. Wavelength assignment
                  Operations and Maintenance- Performance monitoring
                  • 1. Degradation analysis
                    • 2. Optical performance metrics
                      - Fault management
                      • 1. Alarm interpretation
                        • 2. Fault isolation techniques
                          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

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