The OSI state dictionary is based on the OSI SMF 10164-2 standard, which defines the primary state of a telecom object as a combination of three values, and also introduces a number of statuses. This section contains information about:

OSI States

An OSI state is a triplet including the following states:

Valid OSI States

While the OSI state system definition above allows 18 combinations of states (2x3x3), only eight of them are meaningful and thus legal. These are:

OSI Statuses

In addition to the states already mentioned, the OSI SMF standard includes a status property, which is used to complement the primary state. JViews TGO provides a comprehensive set of status values for which a graphical interpretation is available. This status set is divided into five groups:

The OSI states and statuses are individually described in the reference tables cited below.