TY - BOOK AU - Bates,Regis J. AU - Gregory,Donald TI - Voice & data communication handbook SN - 9780072263350 AV - TK5105 .B395 2007 U1 - 343.09/94 22 PY - 2007///] CY - New York PB - McGraw-Hill KW - Telecommunication KW - Handbooks, manuals, etc KW - sears N1 - Includes index; Adult; Follett Library Resources; Adult N2 - A comprehensive guide to voice and data communications that covers bandwidth, the telephone network, the Open Systems Interconnect Model, industry regulation, Signaling System 7, switching systems, modulation and multiplexing, wireless and optical communications, frame relay, the Internet, local area networks, and more ER -