Policy Evaluation Enforcement and Management Enabler

In layered systems, entities in the same layer but in different systems (nodes) that must exchange information to achieve a common objective. [After T1.110-1987]

In Open Systems Interconnection (OSI)--Architecture, a group of functional units in a given layer of a network in which all the functions performed by the functional units extend throughout the system at the same layer. [From Weik '89]

A formal language used by peer entities to exchange user data. [TI.110-1987].

1. The corroboration that a peer entity in an association is the one claimed. [T1.233-1993]
2. The corroboration that a peer entity in an association is the one claimed [7498-2].

Public Educational and Government

1. In communication systems, a count that is made of the number of times that an event or condition occurs. [From Weik '89]
2. In telephone systems, the process that provides counts of the calls of different service classes that occur during intervals of such frequency as to reliably indicate the traffic load. [From Weik '89]
3. A count of… (Read More →)

In a facsimile system, the smallest discrete scanning line sample containing only monochrome information, i.e., not containing gray-scale information.

1. The intentional passage, through a building wall or partition, or an equipment enclosure or chassis, of a signal-bearing communications medium, e.g., a cable, metallic or optical.
2. Unintended access to the information within a communications or information-processing device via a metallic path intended for another purpose, e.g., via the primary power connection .
3. [The] unauthorized act of bypassing… (Read More →)

A test of a system which attempts to breach the System Security policy. Also known as "pen-test" [CESG].