Prepare with Nortel 920-803 exam torrent, pass for sure
Last Updated: Nov 05, 2026
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Nortel 920-803 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Network Security for IP Telephony | - Encryption and secure signaling considerations - Firewall and NAT traversal for VoIP |
| Topic 2: Quality of Service (QoS) | - Latency, jitter, and packet loss management - Traffic prioritization mechanisms |
| Topic 3: IP Telephony Fundamentals | - Voice over IP (VoIP) concepts - Packet-based voice transmission principles |
| Topic 4: Media Transport and Codecs | - Audio codecs (G.711, G.729, etc.) - RTP/RTCP protocols |
| Topic 5: Signaling Protocols | - H.323 architecture and call control - SIP (Session Initiation Protocol) |
| Topic 6: Nortel IP Telephony Architecture | - Call routing and session management - Nortel CS 1000 / enterprise voice systems |
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