In 1999-2000, VoIP (Voice-over-IP) telephony was one of the most successful buzzwords of the telecom bubble era. However, in 2001-2003, VoIP faced a very tough reality check. Now, manufacturers and service providers are drawing on what they have learnt from past experience in order to prepare to participate in the next major challenge faced by the telecommunications industry. This book offers a comprehensive overview of the issues to solve in order to deploy global revenue-generating effective ”multimedia” services. Drawing on extensive research and practical deployment experience in VoIP, the authors provide essential advice for those seeking to design and implement a post-bubble VoIP network.
目 錄
Glossary.
List of Abbreviations.
1. Introduction.
2. Introduction to Speech-coding Techniques.
3. Voice Quality.
4. Quality of Service.
5. Network Dimensioning.
6. IP Multicast Routing.
