TY - BOOK AU - Bates, Regis J. AU - Gregory, Donald W. TI - Voice and Data Communications Handbook SN - 9780070063969 U1 - 384 PY - 1997/// CY - New York PB - McGraw-Hill Book Company KW - Electronic Engineering N1 - Introduction The History of Telecommunication Voice Characteristics The Telephone Network The Telephone Set Analogue versus Digital Transmission Carriers Lines versus Trunks Traffic Engineering Equipment Private Branch Exchanges Key Telephone Systems Voice Processing Computer to Telephony Integration (CTI) Data Communications T1 and the T- Carrier System The Open Systems Interconnect Model (OSI) Internet Intranet Packet Switching Technologies (X.25) LANs Ethernet Token Ring LANs Baseband versus Broadband Fiber Distributed Data Interface Switch Multimegabit Data services Frame Relay ISDN Asynchronous Transfer Mode Cellular and Personal Communication Systems Radio Systems Light Systems Video Conferencing Finances for Telecommunications Facsimile Cabling Systems ER -