| • |
Voice Over IP Introduction. |
| • |
Trends in Voice & Data Convergence. |
| • |
The Public Switched Telephone Network (PSTN) |
| |
» Evolution of Voice Networks. |
| |
» Circuit Vs Packet Networks. |
| |
» Signaling System Number 7 (SS7). |
| |
» Customer expectations. |
| |
» Real Time Vs. Non Real Time networks. |
| |
» Latency, Jitter defined. |
• |
The Voice Over IP Business Case |
|
» Innovative Services. |
|
» New applications. |
|
» ROI. |
• |
Emerging Next Generation Carriers |
|
» Incumbent carriers . |
|
» Next Generation carriers . |
|
» Internet telephony service providers. |
• |
Introduction to Voice Over IP in the Enterprise |
• |
Voice Over other Packet technologies |
|
» Voice over Frame Relay. |
|
» Voice over ATM. |
• |
Emerging Voice transports |
|
» VoDSL . |
|
» Voice over cable modem. |
• |
Networking Protocols |
• |
Introduction to TCP/IP |
|
» IP Addressing . |
|
» TCP/UDP overview . |
|
» DNS & DHCP operation in modern networks . |
• |
Routing in IP Networks |
| |
» Overview . |
| |
» Routing protocols . |
| |
» Sample LAN & WAN topologies . |
| • |
Call Control in IP Networks |
| |
» H.323: Standards for Multimedia Communication over IP Networks . |
| |
» Call Setup Using H.245 and H.225 . |
| |
» Media Gateway Control (MEGACO) . |
| |
» Session Initiation Protocol (SIP) . |
| |
» SIP Addressing and Session Control . |
| |
» Comparisons on H.323, SIP, and MEGACO. |
| • |
QOS related networking protocols |
| |
» Resource Reservation Protocol (RSVP). |
| |
» Differentiated Services (DiffServ) . |
| |
» Multiprotocol Label Switching . |
| |
» Real-Time Transport Protocol (RTP) . |
| |
» RTP Control Protocol (RTCP) . |
• |
Examples of Real World LAN/WAN topologies with Voice Over IP services. |
• |
Voice Encoding Standards . |
• |
Overview of encoding standards used for Voice Over. |
• |
G.711 Pulse Code Modulation (PCM). |
• |
Linear Predictive Coders (LPCs). |
• |
Code-Excited Linear Predictive (CELP) Coders. |
• |
G.723.1 and G.729. |
• |
VoIP issues . |
• |
Jitter and Delay in Voice over IP. |
• |
Echo Cancellation. |
• |
Packet Size . |
| • |
Gateway for Voice-to-IP and IP-to-voice conversions. |
| • |
Real World Implementation Examples. |
| • |
Carrier implementations of VoIP. |
| • |
Enterprise implementations. |
| • |
Vendor offerings: Overview of Cisco’s AVVID architecture & equipment . |
| • |
VoIP in the Enterprise Call Center. |