VoIP and Unified Communications
Internet Telephony and the Future Voice NetworkeBook - 2012
This book takes readers from traditional voice, fax, video, anddata services delivered via separate platforms to a single, unifiedplatform delivering all of these services seamlessly via theInternet. With its clear, jargon-free explanations, the authorenables all readers to better understand and assess the growingnumber of voice over Internet protocol (VoIP) and unifiedcommunications (UC) products and services that are available forbusinesses.
VoIP and Unified Communications is based on the author's carefulreview and synthesis of more than 7,000 pages of publishedstandards as well as a broad range of datasheets, websites, whitepapers, and webinars. It begins with an introduction to IPtechnology and then covers such topics as:
Packet transmission and switching
VoIP signaling and call processing
How VoIP and UC are defining the future
Interconnections with global services
Network management for VoIP and UC
This book features a complete chapter dedicated to cost analysesand payback calculations, enabling readers to accurately determinethe short- and long-term financial impact of migrating to variousVoIP and UC products and services. There's also a chapter detailingmajor IP systems hardware and software. Throughout the book,diagrams illustrate how various VoIP and UC components and systemswork. In addition, the author highlights potential problems andthreats to UC services, steering readers away from commonpitfalls.
Concise and to the point, this text enables readers--fromnovices to experienced engineers and technical managers--tounderstand how VoIP and UC really work so that everyone canconfidently deal with network engineers, data center gurus, and topmanagement.