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Updated: Aug 15, 2026

No. of Questions: 67 Questions & Answers with Testing Engine

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Nortel 920-808 Exam Overview:

Certification Vendor:Nortel
Exam Name:Real-Time Networking Technologies
Exam Number:920-808
Related Certifications:Nortel Networks Certification Program (NNCP)
Available Languages:English
Exam Format:Multiple choice (typical for legacy Nortel exams)
Exam Way:Computer-based exam (legacy certification delivery)
Pre Condition:No strict prerequisites documented; basic networking knowledge is recommended.

Nortel 920-808 Exam Syllabus Topics:

SectionObjectives
Quality of Service (QoS)- QoS mechanisms
  • 1. Traffic prioritization and classification
    • 2. Traffic shaping and policing
      - QoS implementation
      • 1. DiffServ concepts
        • 2. Congestion management techniques
          Real-Time Networking Fundamentals- Network performance metrics
          • 1. Bandwidth and throughput considerations
            • 2. Latency, jitter, and packet loss
              - IP networking basics for real-time traffic
              • 1. Transport protocols (UDP vs TCP for real-time services)
                • 2. IPv4 transport behavior
                  Voice and Multimedia over IP- VoIP principles
                  • 1. Voice packetization and encoding
                    • 2. Codec selection and impact on quality
                      - Streaming and multimedia delivery
                      • 1. Real-time streaming constraints
                        • 2. Buffering and jitter control
                          Real-Time Signaling and Control- Session management
                          • 1. Media negotiation principles
                            • 2. Session setup and teardown
                              - Call signaling protocols
                              • 1. H.323 concepts
                                • 2. SIP fundamentals

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                                  Test Engine: 920-808 study test engine can be downloaded and run on your own devices. Practice the test on the interactive & simulated environment.
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                                  Self Test Engine is suitable for windows operating system, running on the Java environment, and can install on multiple computers.
                                  PDF Version: can be read under the Adobe reader, or many other free readers, including OpenOffice, Foxit Reader and Google Docs.

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