What Does Open Systems Interconnection Model (OSI Model) Mean?

The Open Systems Interconnection (OSI) Model is a conceptual and logical layout that defines network communication used by systems open to interconnection and communication with other systems.

Techopedia Explains Open Systems Interconnection Model (OSI Model)

The OSI Model was developed by the International Organization for Standardization (ISO) in 1978. While working on a network framework, ISO decided to develop the seven-layer model.