Introduction to Data Communications and Networking
Behrouz A. Forouzan, Catherine Ann Coombs, Sophia Chung Fegan · Medical Entomology and Zoology · 1996
Basic concepts the OSI model signals encoding transmission of digital data - interfaces and modems transmission media multiplexing error detection and correction data link control data link protocols local area networks metropolitan area networks switching a network layer Integrated Services Digital Network (ISDN) X.25 Frame Relay ATM SONET/SDH networking and Internetworking devices transport layer upper OSI layers TCP/IP ASCII and EBCDIC codes numbering systems and transformation representation of binary numbers one's complete arithmetic for checksum calculations Fourier analysis hardware equipment for error detection Huffman coding IP version 6.