See network topology.

Connectors from one source that mate with complementary components from other sources without mechanical damage and with transmission properties maintained within specified limits.

A domain name including all higher level domain names up to the top-level domain name; for example: Paris. nisc. sri. com is a fully qualified domain name for the host at
19
2. 3
3.
3
3. 109; nisc. sri. com is the fully qualified domain name for the NISC domain.
Note: The fully qualified domain name must be unique… (Read More →)

A set of signal elements that is used to transmit or represent a function-control character that actuates a control function, such as carriage return, line-feed, letters shift, or figures shift, that is to be performed by communications devices, such as teletypewriters and teleprinters. [From Weik '89]

In intelligent networks, an elemental call-processing component that directs internal network resources to perform specific actions, such as collecting dialed digits.
Note: An FC is unique to the intelligent-network-IN/2 architecture.

A standardization document that characterizes the requirements of a standard or group of standards, and specifies how the options and ambiguities in the standard(s) should be interpreted or implemented to (a) provide a particular information technology function, (b) provide for the development of uniform, recognized tests, and (c) promote interoperability among different network elements and terminal equipment that implement a… (Read More →)

In an integrated services digital network (ISDN), signaling in which the signaling messages are unambiguous and have clearly defined meanings that are known to both the sender and receiver of the messages.
Note: Functional signaling is usually generated by the data terminal equipment (DTE).

A combination of a communications link and the associated transfer control functions.

The portion of security testing in which the advertised features of a system are tested for correct operation [TCSEC].

1. An entity of hardware, software, or both, capable of accomplishing a specified purpose.
2. A functionally distinct part of a basic component [ITSEC].