Information technology — Telecommunications and information exchange between systems — Local and metropolitan area networks — Common specifications — Part 1: Medium Access Control (MAC) service definition

Forms one of a set of International Standards produced to facilitate the interconnection of information processing systems. It is related to other International Standards in the set as defined by ISO/IEC 7498-1. The reference model described by ISO/IEC 7498-1 subdivides the area of standardization for Open Systems Interconnection (OSI) into a series of layers and allows for each layer to be further divided into sublayers.