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Leading-edge VoIP technologies, tools, and standards
Efficiently deliver voice, data, and multimedia content over today's always-on broadband networks with guidance from this fully updated resource. Carrier-Grade VoIP , Third Edition, shows how to set up and administer a highly reliable unified communications platform using the latest tools. Find out how to choose from the complete spectrum of codecs, enable new HD voice and video services, handle security, and maintain optimal QoS. This comprehensive guide offers start-to-finish details on carrier-grade VoIP network design, troubleshooting, and interconnection.
Coverage includes:
HD voice services
Internet, IP, and VoIP standards
Speech-coding techniques
H.323 and multimedia conferencing
SIP messages and architecture
The SS7 protocol suite
Interconnecting VoIP networks
QoS policies and enforcement
Security and privacy issues
VoIP network design
List of contents
Ch. 1. Introduction
Ch. 2. Transporting Voice by Using IP
Ch. 3. Speech-Coding Techniques
Ch. 4. H.323
Ch. 5. The Session Initiation Protocol (SIP)
Ch. 6. Media Gateway Control and the Softswitch Architecture
Ch. 7. VoIP and SS7
Ch. 8. Quality of Service (QoS)
Ch. 9. Interconnecting Carrier VoIP Networks
Ch. 10. Designing a Voice Over IP Network
Appendix A. Table of Erlang B
Appendix B. Visual Basic Code for Erland Calculations
Appendix C. Packet Overhead / Coding Efficiency
Glossary of Acronyms
References
Index
About the author
Daniel Collins played key roles in the development of 2G wireless systems and the introduction of GSM to North America during nearly a decade of work with Ericsson in the United States and the United Kingdom. Now an independent consultant, he specializes in VoIP and 3G wireless network architectures.
Summary
A cutting-edge, up-to-date guide to contemporary VoIP technologies, solutions, and protocols
