Nortel 920-521 real exam prep : Nortel Agile Comm Environment (ACE) Rls. Design&Engineering

  • Exam Code: 920-521
  • Exam Name: Nortel Agile Comm Environment (ACE) Rls. Design&Engineering
  • Updated: Aug 11, 2026
  • Q&As: 100 Questions and Answers

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Nortel 920-521 Exam Syllabus Topics:

SectionObjectives
Quality of Service and Performance- Performance optimization
  • 1. Latency and jitter control
    • 2. Network tuning techniques
      - QoS design
      • 1. Traffic prioritization mechanisms
        • 2. Bandwidth management strategies
          Design and Engineering Principles- Network integration design
          • 1. Enterprise network integration
            • 2. Service provider interoperability
              - Solution design considerations
              • 1. High availability and redundancy design
                • 2. Capacity planning and scalability
                  Call Processing and Services- Call routing and control
                  • 1. Routing policies and call flows
                    • 2. Dial plan design and implementation
                      - Feature services
                      • 1. Advanced telephony features
                        • 2. Unified communications services
                          ACE Architecture Overview- System architecture and components
                          • 1. Service delivery architecture
                            • 2. Core network elements and roles
                              - Protocol and signaling foundations
                              • 1. Interworking with legacy telephony systems
                                • 2. VoIP and signaling principles
                                  Operations, Troubleshooting and Maintenance- System monitoring
                                  • 1. Performance monitoring tools
                                    • 2. Fault detection and alerting
                                      - Troubleshooting methodologies
                                      • 1. Network issue diagnosis
                                        • 2. Call failure analysis

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