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

Updated: Aug 27, 2026
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Nortel 920-571 Exam Syllabus Topics:

SectionObjectives
Topic 1: Provisioning and Configuration- Service provisioning
  • 1. Wavelength assignment
    • 2. Service activation procedures
      - Network management
      • 1. Element management systems
        • 2. Configuration tools and workflows
          Topic 2: Optical Networking Fundamentals- Fiber optic principles
          • 1. Optical power budget basics
            • 2. Signal attenuation and dispersion
              - WDM technology basics
              • 1. DWDM vs CWDM concepts
                • 2. Optical channels and wavelengths
                  Topic 3: 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)
                          Topic 4: Operations and Maintenance- Performance monitoring
                          • 1. Degradation analysis
                            • 2. Optical performance metrics
                              - Fault management
                              • 1. Alarm interpretation
                                • 2. Fault isolation techniques

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