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

  • Exam Code: 920-521
  • Exam Name: Nortel Agile Comm Environment (ACE) Rls. Design&Engineering
  • Updated: Sep 27, 2026
  • Q & A: 100 Questions and Answers

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Nortel 920-521 Exam Syllabus Topics:

SectionObjectives
Topic 1: 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
          Topic 2: Quality of Service and Performance- QoS design
          • 1. Bandwidth management strategies
            • 2. Traffic prioritization mechanisms
              - Performance optimization
              • 1. Latency and jitter control
                • 2. Network tuning techniques
                  Topic 3: ACE Architecture Overview- Protocol and signaling foundations
                  • 1. Interworking with legacy telephony systems
                    • 2. VoIP and signaling principles
                      - System architecture and components
                      • 1. Core network elements and roles
                        • 2. Service delivery architecture
                          Topic 4: Call Processing and Services- Feature services
                          • 1. Unified communications services
                            • 2. Advanced telephony features
                              - Call routing and control
                              • 1. Dial plan design and implementation
                                • 2. Routing policies and call flows
                                  Topic 5: Operations, Troubleshooting and Maintenance- Troubleshooting methodologies
                                  • 1. Network issue diagnosis
                                    • 2. Call failure analysis
                                      - System monitoring
                                      • 1. Performance monitoring tools
                                        • 2. Fault detection and alerting

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