We’ve just announced the availability of an important new book for our client, VON Publishing, "SIP beyond VoIP," written by three distinguished authors: Henry Sinnreich, Alan B. Johnston and Robert J. Sparks. The foreword by Vint Cerf, the co-inventor of the TCP/IP protocol on which the Internet is based, attests to the world class quality of the book.
"SIP beyond VoIP" Defines the Shift To Internet Communications’ Global Open Standards
are in a period where many vendors, service providers, and end users
are facing the transition from closed and proprietary VoIP or instant
messaging (IM) systems, to SIP based systems,” observed Richard
Grigonis, Editor in Chief of VON Magazine. “The authors collectively
succeed in educating the reader about a global open Internet standard,
the Session Initiation Protocol (SIP) that provides not only VoIP, but
also instant messaging, presence, video, mobility, integration with
applications and many other features. This raises the question: Why
have separate voice and IM communications, separate conferencing,
collaboration and mobility services, separate applications and
Pricing and Availability:
“SIP Beyond VoIP” (ISBN: 0-9748130-0-1) is now availability directly from the VON Publishing web site for $35.00 + $3.00 shipping and handling (international orders are $5.00 for shipping and handling).