000			01567nam a22001817a 4500
008			181011b xxu||||| |||| 00| 0 eng d
020			_a0072122765
050			_aTK5101.B395
100			_aBates, Regis J. (Bud).
245			_aVoice and data communications handbook. / _cRegis J. (Bud) Bates et al.
250			_a3rd ed.
260			_aNew York : _bMcGraw-Hill, _c2000.
300			_axxiv, 998 p. : _bill. ; _c24 cm.
500			_aIncludes index.
505			_aContents: The history of telecommunications -- Voice characteristics -- The telephone network -- The telephone set -- Analog 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)-- Local Area Networks (LANS) -- Ethernet -- Token ring LANS -- Baseband versus broaband -- Fiber distributed data interface -- Switched multimegabit data services -- Frame relay -- Integrated services digital network -- Asynchronous transfer mode -- Digital Subscriber Line (DSL) -- Cable modem systems and technology -- Signalling System 7 light (SS7) -- Local number portability -- Cellular and personal communications systems -- Radio systems -- Light systems -- Videoconferencing -- Finances for telecommunications -- Facsimile -- Cabling systems.
700			_aGregory, Donald W.
942			_2lcc _cBK
999			_c6729 _d14229