Glossary:

ATIS Telecom Glossary

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Select a term name to open its entry and any media references. Longer definitions end with a “Read More” link.

clearing

1. A sequence of events used to disconnect a call and return to the ready state.
2. Removal of data from an information system (IS), its storage devices, and other peripheral devices with storage capacity, in such a way that the data may not be reconstructed using common system capabilities (i.e., keyboard strokes); however, the data may be reconstructed using… (Read More →)

cleave

1. In an optical fiber, a deliberate, controlled break, intended to create a perfectly flat endface, perpendicular to the longitudinal axis of the fiber.
Note: A cleave is made by first introducing a microscopic fracture ("nick") into the fiber with a special tool, called a "cleaving tool,"which has a sharp blade of hard material, such as diamond, sapphire, or tungsten… (Read More →)

CLEC

Abbreviation for competitive local exchange carrier. The new local exchange carrier that is attempting to compete outside its traditional operating territory. [After FCC]

CLEI� Code

See Equipment Code (CLEI™ Code) A Common Language Equipment Identifier (CLEI™) Code is a structured 10-character alpha-numeric code, providing a standard method of identifying communication assets.

(CLEI™ is a trademark of Telcordia Technologies, Inc. .. dba iconectiv, llc. )

click data

Data obtained by analyzing the log file containing information regarding who has accessed the Web page or the banner under consideration.

click rate

Of a Web page menu item, especially an advertisement, the ratio of (a) the number of time it is selected ("clicked") to (b) the number of times it is viewed.

client

1. In networking, a software application that allows the user to access a service from a server computer, e.g., a server computer on the Internet or a LAN.
2. A computer, e.g., a desktop computer on a LAN, that is so served.

client ID

A unique identification number used when sending data to a specific client. Clients that are standardized for use in generic applications are allocated standard client IDs (listed in this standard). Client IDs also may be assigned for non-standard or proprietary applications using the manufacturer-specific mechanism described. [T1.80
0. 08-1995]

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