System consisting of the network of all communication channels used within an organization WordNet 3.0 & Open English WordNet

An Information system is a formal, sociotechnical, organizational system designed to collect, process, store, and distribute information. Wikipedia

A system composed of people and computers that processes or interprets information Wikipedia Disambiguation

Any coordinated assemblage of persons, devices and institutions used for communicating or exchanging knowledge or data, such as by simple verbal communication, or by completely computerized methods of storing, searching and retrieving information. OmegaWiki

Any telecommunications system whose primary function is to transmit and/or display data. Wiktionary

Telecommunications system. Wiktionary (translation)