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Nortel 920-803 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Signaling & Call Control Protocols | 30% | - Real-time Transport Protocol (RTP/RTCP) - H.323 protocol suite - Session Initiation Protocol (SIP) - Media Gateway Control Protocol (MGCP) |
| Topic 2: Industry Standards & Interoperability | 15% | - ITU-T, IETF, and ETSI standards - Codecs and compression algorithms - Security and encryption basics |
| Topic 3: IP Telephony Fundamentals | 20% | - Circuit vs packet switching - Packet voice transmission basics - VoIP architecture and concepts |
| Topic 4: Nortel IP Telephony Implementation & Troubleshooting | 15% | - Protocol analysis and fault isolation - Common deployment scenarios - Succession and CS1000 architecture |
| Topic 5: Quality of Service (QoS) & Network Requirements | 20% | - DiffServ, IntServ, and RSVP - Bandwidth calculation and design - Latency, jitter, and packet loss |
