Osi

Initialism of Open Systems Interconnection. An International Standard ISO/IEC 7894:1994(E)

Basic Reference Model. A four-part

that

a

of an

. The

is also

as ITU-T Recommendation X.200

Initialism of Other Supplementary Information. A

sent to an

by an

, in a

,

information such as being a VIP, language

, or

information.

Initialism of Open Source Initiative.

Initialism of Office of Special Investigations.