IP Telephony

The author has a tendency to go on tangents, such as describing for a full page how globalization has swept the economy, or the history of the PC leading up to the advent of the internet. He spends more time justifying technologies than showing their merit. Annotation Demystifying the operation of Intenet telephone protocols and technologies, IP Telephony, by Walter Goralski and Matthew Kolon, establishes a solid framework for Internet-powered voice communications. This quick-study reference explains the world of central office switches and signaling protocols, exploring every phase of telephony from billing to caller ID to voice routing protocols. Conversely, it explores the existing structure of the Internet and the IP protocol stack to explain the world of routers and connectionless IP. You'll find a bonanza of examples that demonstrate how organizations; local, national and global can employ Internet telephony both to save money and to provide services ranging from Internet faxing to solving a multitude of business problems. This plain-English guide lets you.*See how to make your existing data network do double duty as your phone system*Explore voice-enabled Web sites for everything from Internet telemarketing to customer support*Understand the implementation standards, SS7, H.323, RSVP, the ITU G.x series, and more*Recognize the role of Internet telephone gateways*Understand the relationship between quality of service (QOS), frame relay, and ATM network as voice vehicles*And much more IP Telephony is the first book to present a framework for understanding how Internet telephony technologies are gathered into systems and how these systems can be combined to provide for voice communications of all types over the Internet.. IT and MIS technicians and managers, Internet Service Providers, or anyone interested in telecommunications will quickly realize the benefits of IP telephony by using the options and tools in this book.

The first book to present a framework for understanding how Internet telephony technologies are gathered into systems and how these systems can be combined to provide for voice communications of all types over the Internet.

Touted by vendors as the solution for high-speed, efficient communications, voice over IP (VoIP) has become one of the hottest technologies in the communications and telecommunications industry. This must-have technology is now clearly explained in this one-of-a-kind reference. IP Telephony is the first book to present a framework for understanding how Internet telephony technologies are gathered into systems and how these systems can be combined to provide for voice communications of all types over the Internet. "IP Telephony is the first book to present a framework for understanding how Internet telephony technologies are gathered into systems and how these systems can be combined to provide for voice communications of all types over the Internet."--BOOK JACKET. "IT and MIS technicians and managers, Internet Service Providers, or anyone interested in telecommunications will quickly realize the benefits of IP telephony by using the options and tools in this book."--Jacket