OSS Glossary

1.1 Glossary

ACS – Auto-Configuration Server

AS – Application Server

BML[1] – Business Management Layer

BPL – Broadband over Power Lines

BSP – Broadband Service Provider

BSS – Back-office Support Systems

CBE[2] – Core Business Entities

CORBA – Common Object Request Broker Architecture

CPE – Customer Premise Equipment

CSCF – Call Session Control Function

CSP – Communications Service Provider

CIM[3] – Common Information Model

CMIP[4] – Common Management Information Protocol

COPS[5] – Common Open Policy Service

CWMP – CPE WAN Management Protocol

DMTF – Distributed Management Task Force

DNG[6] – Delivery Network Gateway

DVR – Digital Video Recorder

E2E – End-To-End

EFM – Ethernet over the First Mile

EML¹ – Element Management Layer

EMS – Element Management System

eTOM – enhanced TOM

ETSI – Institut européen des normes de télécommunication

FAB – Fulfillment, Assurance and Billing

FCAPS – Fault, Configuration, Accounting, Performance, Security

FTTx – FTTB, FTTC, FTTH, FTTN, FTTP, etc.

FTTB – Fiber To The Business (Building)

FTTC – Fiber To The Curb

FTTH – Fiber To The Home

FTTN – Fiber To The Neighborhood (Node)

FTTP – Fiber To The Premises

GA – General Availability

HDTV – High Definition Television

HSS – Home Subscriber Server

IDL – Interface Definition Language

IETF – Internet Engineering Task Force

IIF – IPTV Interoperability Forum

IMS – IP Multimedia Subsystem

IP – Internet Protocol

IPDR – IP Detailed Record

IPNM – IP Network Management

IPTV – Internet Protocol Television

IT – Information Technology

ITF⁶ – IPTV Terminal Function

ITIL – IT Infrastructure Library

iTV – Interactive TV

ITU-T – International Telecommunication Union - Telecommunication standardization

sector

KQI – Key Quality Indicators

KPI – Key performance Indicators

LDAP⁵ – Lightweight Directory Access Protocol

MD – Mediation Device

MDA[7] – Model Driven Architecture

MTNM⁸ – Multi Technology Network Management

mTOP – multi-Technology OSS Program

MTOSI⁸ – Multi-Technology Operations Systems Interface

NAS – Network Attached Storage

NASS – Network Attachment Subsystem

NE – Network Element

NEL – Network Element Layer

NGN – Next Generation Network

NGNMFG – NGN Management Focus Group

NIC – Network Interface Card

NIU – Network Interface Unit

NML¹ – Network Management Layer

NMS – Network Management System

NGOSS[8] – Next Generation Operations Systems and Software

OLT – Optical Line Terminal

OMG – Object Management Group

ONT – Optical Network Terminal

OSS – Operational Support Systems

OSS/J – OSS through Java

PEP – Policy Enforcement Point

PM – Performance Management

PPV – Pay Per View

PVR – Personal Video Recorder

QoE – Quality of Experience

QoS – Quality of Service

RACS – Resource and Admission Control Subsystem

RF – Radio Frequency

SNMP[9]– Simple Network Management Protocol

SOA – Service oriented Architecture

SDP – Service Delivery Platform

SHE – Super Head End

SID⁸ – Shared Information/Data model

SIP – Session Initiation Protocol

SLA – Service Level Agreement

SML – Service Management Layer

SQM – Service Quality Management

STB – Set Top Box

TCA - Threshold Crossing Alerts

TISPAN – Telecommunications and Internet converged Services and Protocols for

Advanced Networking

TF – Task force

TMF – TeleManagement Forum

TMN – Telecommunications Management Network

TOM – Telecommunications Operations Map

VDSL – Very high speed Digital Subscriber Line

VHO – Video Hub Office

VOD – Video On Demand

VSO – Video Serving Office

WAN – Wide Area Network

WfMC – Workflow Management Coalition

xDSL – DSL variant such as ADSL or VDSL

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[1] A TMN term

[2] An OSS/J term

[3] A DMTF term

[4] An ITU-T term

[5] An IETF term

[6] An IIF term

[7] An OMG term

[8] A TMF term

[9] An IETF term