Nortel 920-803 Exam Overview:
| Certification Vendor: | Nortel |
| Exam Name: | Technology Standards and Protocol for IP Telephony Solutions |
| Exam Number: | 920-803 |
| Certificate Validity Period: | Retired / No longer maintained |
| Real Exam Qty: | 55-67 |
| Exam Duration: | 120 minutes |
| Passing Score: | 60%-70% |
| Related Certifications: | Nortel Certified Technology Specialist Nortel Certified Support Specialist |
| Exam Price: | Not officially published; historical estimate ~$125 USD |
| Available Languages: | English |
| Exam Format: | Multiple Choice, Drag-and-Drop, Scenario-based |
| Recommended Training: | Legacy Nortel IP Telephony Standards Course |
| Exam Registration: | Original registration (retired) |
| Sample Questions: | Nortel 920-803 Sample Questions |
| Exam Way: | Computer-based testing at authorized test centers; online proctoring historically available |
| Pre Condition: | No mandatory prerequisites; recommended knowledge of IP networking and basic telephony |
| Official Syllabus URL: | Nortel no longer operates; original site defunct |
Nortel 920-803 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Industry Standards & Interoperability | 15% | - Codecs and compression algorithms - Security and encryption basics - ITU-T, IETF, and ETSI standards |
| Quality of Service (QoS) & Network Requirements | 20% | - DiffServ, IntServ, and RSVP - Bandwidth calculation and design - Latency, jitter, and packet loss |
| IP Telephony Fundamentals | 20% | - Circuit vs packet switching - VoIP architecture and concepts - Packet voice transmission basics |
| Signaling & Call Control Protocols | 30% | - Real-time Transport Protocol (RTP/RTCP) - Media Gateway Control Protocol (MGCP) - H.323 protocol suite - Session Initiation Protocol (SIP) |
| Nortel IP Telephony Implementation & Troubleshooting | 15% | - Protocol analysis and fault isolation - Common deployment scenarios - Succession and CS1000 architecture |

We're so confident of our products that we provide no hassle product exchange.


By Phoenix


