Open Systems Interconnection

Open Systems Interconnection (OSI) - "This defines the accepted international standard by which open systems should communicate with each other.

In 1979, the Open Systems Interconnection Reference Model (OSI Model) was published.

Ordnance Survey of Ireland; Open Systems Interconnect model; Open Systems Interconnection
OSIP
Operational Satellite Improvement Program ...

See also: Availability, Automation, Environment, Feature, Ethernet