Internet Communications Using SIP
Delivering VoIP and Multimedia Services with Session Initiation Protocol

"This book is like a good tour guide. It doesn't just describe the major attractions; you share in the history, spirit, language, and culture of the place. " --Henning Schulzrinne, Professor, Columbia University Since its birth in 1996, Session Initiation Protocol (SIP) has grown up.

This book will help you Work with SIP in Presence and event-based communications Handle SIP-based application-level mobility issues Develop applications to facilitate communications access for users with disabilities Set up Internet-based emergency services Explore how peer-to-peer SIP systems may change VoIP Understand the critical importance of Internet transparency Identify relevant standards and specifications Handle potential quality-of-service and security problems

Foreword. Acknowledgments. Introduction. Chapter 1 Introduction. Chapter 2 Internet Communications Enabled by SIP. Chapter 3 Architectural Principles of the Internet. Chapter 4 DNS and ENUM. Chapter 5 Real-Time Internet Multimedia. Chapter 6 SIP Overview. Chapter 7 SIP Service Creation. Chapter 8 User Preferences. Chapter 9 SIP Security. Chapter 10 NAT and Firewall Traversal. Chapter 11 SIP Telephony. Chapter 12 Voicemail and Universal Messaging. Chapter 13 Presence and Instant Messaging. Chapter 14 SIP Conferencing. Chapter 15 SIP Application Level Mobility. Chapter 16 Emergency and Preemption Communication Services. Chapter 17 Accessibility for the Disabled. Chapter 18 Quality of Service for Real-Time Internet Communications. Chapter 19 SIP Component Services. Chapter 20 Peer-to-Peer SIP. Chapter 21 Conclusions and Future Directions. Index.