As a foundation for understanding the reasons why ATM has developed, and as a basis for our later comparisons of the strengths of ATM compared with other telecommunications transport technologies, this chapter presents the basic technical principles and terminology, explaining what marks out ATM from its predecessors. In particular, we discuss the principles of statistical multiplexing and the specifics of cell switching.
KeywordsVirtual Channel Cell Header Cell Relay Statistical Multiplex User Network Interface
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