The method used to identify the location of a participant in a network. Ideally, addressing specifies where the participant is located rather than who they are (name) or how to get there (routing).
The method by which a computer stores and retrieves data from its memory cells. Typically each cell is given a numerical address, and appropriate circuits direct the computer to connect a cell with a given address to its central arithmetic unit.
Function that ensures that different communicating systems are identified correctly at all times. For example, in the Transport layer, provides a unique address to every transport service access point (TSAP). See also DECnet-Plus addressing.
A method of identifying a resource (such as a program) or piece of information (such as a file) on a network. Methods of addressing vary considerably from network to network.