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Nortel 922-091 Exam Syllabus Topics:

SectionObjectives
Multimedia Applications- Unified communications services
  • 1. Presence and collaboration services
    • 2. Voice, video, and messaging integration
      - Application deployment considerations
      • 1. Scalability and performance planning
        • 2. Service architecture design
          Troubleshooting and Maintenance- Network monitoring tools
          • 1. Performance monitoring techniques
            • 2. Fault isolation methods
              - VoIP issue diagnosis
              • 1. Protocol analysis and logs interpretation
                • 2. Call quality troubleshooting
                  VoIP Fundamentals- Voice over IP architecture and principles
                  • 1. Codec selection and bandwidth considerations
                    • 2. Packet voice fundamentals
                      • 3. Call setup and teardown processes
                        - Signaling protocols
                        • 1. H.323 architecture overview
                          • 2. SIP basics and call flows
                            • 3. MGCP/Megaco concepts
                              Enterprise VoIP Solutions Design- Call control and routing strategies
                              • 1. Numbering plans and normalization
                                • 2. Dial plan design
                                  - Integration with enterprise systems
                                  • 1. PBX integration concepts
                                    • 2. Legacy telephony migration strategies
                                      Network Infrastructure and QoS- IP network design for real-time traffic
                                      • 1. Traffic engineering principles
                                        • 2. Latency, jitter, and packet loss control
                                          - Quality of Service mechanisms
                                          • 1. Queue management techniques
                                            • 2. DiffServ and traffic prioritization

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