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

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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

Copyright © 2003-2008 Nortel Networks

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Contents Communication Server 1000M Meridian 1 Large System Overview Legal Notice Contents Copyright 2003-2008 Nortel Networks Other Revision HistoryNew in this Release How to get help Getting help from the Nortel Web siteGetting help through a Nortel distributor or reseller Subject Applicable systemsIntended audience ConventionsSystem migration TerminologyRelated information NTPsIntroduction Contents IntroductionProduct description System options CS 1000M HGand Meridian 1 Option 51CMeridian 1 Option 51C CS 1000M HG Memory options CS 1000M SGand Meridian 1 PBX 61C CP PIV Meridian 1 PBX 61C CP PIVor Meridian 1 Option 61CCS 1000M SG PDU CS 1000M MGand Meridian 1 PBX 81C CP PIV Meridian 1 PBX 81C CP PIVor Option 81CCS 1000M MG Msdl System modules NT4N41 Core/Network moduleCore side Network sideNT5D21 Core/Network module NT8D35 Network module NT8D35 Network module Fiber Network Fabric NT8D37 Intelligent Peripheral Equipment module Fiber Remote IPE module Carrier Remote IPEProduct description System architecture Hardware architecture Common control complex System architecture Hardware architecture CS 1000M SGand Meridian 1 PBX 61C CP PIVcore complex Network interface Network organization Superloop network configurations System architecture Intelligent Peripheral Equipment Intelligent Peripheral Equipment cards Number Terminations Intelligent Peripheral Equipment remote location Digital telephones Terminal equipmentAttendant consoles Power equipment AC powerDC power Candeo DC power system Signaling ServerNortel Common Processor Pentium Mobile server International Business Machines X306m server Hewlett Packard DL320-G4 serverSIP/H.323 Signaling Gateways Terminal Proxy ServerNetwork Routing Service SIP Proxy Element Manager Software architectureNRS Manager Firmware SoftwareOffice data Resident programsMaintenance diagnostics Service change and print routinesNonresident programs Configuration options TrafficEquipment data dump Software auditFiber Remote Multi-IPE Interface Fundamentals N43021-556 Meridian 1 Large Systemto Carrier Remote IPE links Branch Office Geographic RedundancyAnalog signal Battery backupAnalog ArchitectureConfiguration Central Office COCentral processing unit CPU Circuit cardsDiagnostic programs Digital signalCPCI Transition card Electromagnetic interference EMIModule power supplies Power distribution unit PDURandom-access memory RAM LineRead-only memory ROM RedundancySoftware generic System monitorTrunk Top capUniversal equipment module UEM Page Nortel Communication Server