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Nortel 922-030 Exam Syllabus Topics:

SectionObjectives
Topic 1: VoIP Fundamentals- Packet voice basics and IP telephony concepts
- Voice digitization, codecs, and compression methods
Topic 2: VoIP Signaling Protocols- H.323 protocol stack and call setup procedures
- SIP architecture and call flows
Topic 3: VoIP Security- Threats in VoIP networks
- Encryption and secure signaling/media transport concepts
Topic 4: Carrier Voice Network Architecture- Gateways, softswitches, and media servers
- Carrier-grade VoIP network design principles
Topic 5: Routing and Numbering in VoIP Networks- Dial plans and numbering plan architecture
- Call routing and translation logic
Topic 6: Quality of Service (QoS)- QoS mechanisms (DiffServ, prioritization, traffic shaping)
- Latency, jitter, and packet loss considerations

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