..."a good book for what it is..." (M2 Communications, 22 April 2002) ..."a very good explanation of an interesting topicthe overview of SIP is excellenta call flow explains the complex sequence of events very well..." (Computer Bulletin, September 2002)
From the Back Cover
"This book is like a good tour guide.It doesn't just describe themajor attractions; you share in the history, spirit, language, andculture of the place."
—Henning Schulzrinne, Professor, Columbia University
Since its birth in 1996, Session Initiation Protocol (SIP) hasgrown up. As a richer, much more robust technology, SIP today isfully capable of supporting the communication systems that powerour twenty-first century work and life.
This second edition handbook has been revamped to cover thenewest standards, services, and products. You'll find the latest onSIP usage beyond VoIP, including Presence, instant messaging (IM),mobility, and emergency services, as well as peer-to-peer SIPapplications, quality-of-service, and securityissues—everything you need to build and deploy today's SIPservices.
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 forusers with disabilities
- Set up Internet-based emergency services
- Explore how peer-to-peer SIP systems may change VoIP
- Understand the critical importance of Internettransparency
- Identify relevant standards and specifications
- Handle potential quality-of-service and security problems