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Nortel 920-808 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Real-Time Networking Fundamentals | - Real-time vs non-real-time data transmission requirements - Characteristics of real-time traffic (latency, jitter, packet loss) |
| Topic 2: Voice and Multimedia over IP | - VoIP architecture and RTP/RTCP protocols - Codec selection and bandwidth considerations |
| Topic 3: Routing and Transport Optimization | - IP routing fundamentals for real-time services - MPLS and traffic engineering concepts |
| Topic 4: Quality of Service (QoS) | - Congestion management and queueing mechanisms - Traffic prioritization and classification - QoS models (Best Effort, IntServ, DiffServ) |
| Topic 5: Session Control and Signaling | - Session initiation and management concepts (SIP/H.323 basics) - Call control and signaling flows |
| Topic 6: Network Performance and Reliability | - Fault tolerance and redundancy mechanisms - Delay reduction techniques and jitter buffering |
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