Nortel Networks NN43021-110 Central Office CO, Central processing unit CPU, Circuit cards, Cpci

64List of terms

CBT

Core Bus Terminator

CE

Common Equipment

Central Office (CO)

The site where a telephone company terminates customer lines and houses the switching equipment that interconnects those lines.

central processing unit (CPU)

The main portion of a computer that contains the primary storage, arithmetic and logic units, and the control unit (may also mean a mainframe computer).

circuit cards

Cards which carry the electronics for particular functions (such as memory and switching functions). Most cards are housed in the card cage in a module and connect to the backplane. Some cards must be installed in dedicated slots in a card cage. (Also called circuit packs or boards.)

CNI

Core-to-Network Interface

CO

See Central Office.

Common Equipment (CE)

A hardware subsystem that houses one or more central processing units (CPUs), memory cards, disk drive units, and service cards.

configuration

A group of machines (hardware) that are interconnected and are programmed to operate as a system.

CP

Call Processor

cPCI®

Peripheral Component Interconnect. PCI provides a high-speed data path between the CPU and peripheral devices (video, disk, network, etc.).

Nortel Communication Server 1000

Communication Server 1000M and Meridian 1 Large System Overview

NN43021-110 02.05 Standard

30 September 2008

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