Principles of Voice and Data Communications
Principles of Voice and Data Communication is a technology book for the non-technical student, a comprehensive overview of the entire networking industry built on unrivaled real-world experience. With its helpful pedagogy, teaching support, and student-friendly tone, Principles of Voice and Data Communication gives students the foundation they need to enter, and succeed in, the technology and communications fields.
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National Museum of American History and the U S Patent
The Evolution of the Telephone Set
33 other sections not shown
ADSL allows analog applications architecture AT&T bandwidth Bell bits bytes cable modem cable router capability carriers CDMA cell cellular channel Chapter circuit CLECs connection conversation created data communications database devices dial tone dial-tone dial-up electrical end user equipment Ethernet fiber frame relay frequency functions handset high-speed host Hush-a-Phone ILECs implementation industry installed interconnect interface Internet IP address ISDN Kbps layer long-distance loop Mbps mobile modem modulation multiple multiplexing node operating OSI model packet switching protocol PSTN pulse RBOCs receiver routing server shown in Figure signaling SONET speeds SS7 network standard subnet subscriber synchronous T-carrier telco telecommunications telephone companies telephone number telephone set terminal time-division multiplexing traffic transmit vendors voice and data wireless wires