Updated: Sep 10, 2026
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| Certification Vendor: | Nortel Networks |
|---|---|
| Exam Name: | Carrier VoIP Engineering Fundamentals |
| Exam Number: | 922-030 |
| Available Languages: | English |
| Exam Format: | Scenario-based questions, Multiple choice |
| Certificate Validity Period: | Retired / Legacy certification (no longer actively offered) |
| Exam Way: | Historical exam delivery via authorized testing centers (legacy; currently not active) |
| Pre Condition: | Basic networking knowledge (TCP/IP fundamentals) recommended; telephony fundamentals helpful |
| Section | Objectives |
|---|---|
| Routing and Numbering in VoIP Networks | - Dial plans and numbering plan architecture - Call routing and translation logic |
| VoIP Signaling Protocols | - H.323 protocol stack and call setup procedures - SIP architecture and call flows |
| VoIP Security | - Encryption and secure signaling/media transport concepts - Threats in VoIP networks |
| VoIP Fundamentals | - Voice digitization, codecs, and compression methods - Packet voice basics and IP telephony concepts |
| Quality of Service (QoS) | - QoS mechanisms (DiffServ, prioritization, traffic shaping) - Latency, jitter, and packet loss considerations |
| Carrier Voice Network Architecture | - Carrier-grade VoIP network design principles - Gateways, softswitches, and media servers |
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