\\ More than 3500 Telecom abbreviations maintained by Ioan (Nini) Indreias //
1 A B C D E F G H I J K L M N O P Q R S T U V W X Y
All words

O&MOperation and Maintenance
OA&MOperation, Administration and Maintenace
OAOperator Assistance
OACSUOff-air Call Setup (GSM)
OADMOptical Add-Drop Multiplexer
OAIOpen Access Interconnection
OAM&POperation, Administration, Maintenance & Provisioning
OAM&POperation, Administration, Maintenance and Provisioning
OAMOperation, Administration and Maintenance
OANADOpen Access Network Architecture Development
OBFOrdering & Billing Form
OBOOutput Back Off
OBPOn Bord Processing
OC&COther Charges & Credits
OC-NMSHP OpenCall Network Media Server. Plays the role of IVR in the HP/Sicap PrePaid IN solution
OC-SACHP OpenCall Service Access Controller
OC3Optical Carrier 3
OCOperating Company
OCOperation Code
OCOptical Carrier (SONET)
OCALOpencall Layer (HP)
OCCOther Common Carrier(s)
OCCOutgoing Call Control service
OCCAOpen, Cooperative Computing Architecture
OCCIOracle C++ Call Interface (Database)
OCIOracle Call Interface (Database)
OCMCOpencall Multiservice Controller
OCMP-BREOCMP Browser Runtime Environment (HP)
OCMP-BREOpenCall Media Platform Browser Runtime Environment (HP)
OCMPOpenCall Media Platform (HP)
OCPOptional Calling Plan
OCPDOver Current Protection Device
OCROptical Character Recognition
OCSACOpenCall Service Access Controller
OCSCOpenCall Service Controller
OCUOffice Channel Unit
OCUDPOffice Channel Unit Data Port
ODAOpen Document Architecture
ODBCOpen Data Base Connectivity
ODBCOpen Database Connectivity
ODIOpen Data-link Interface (Novell)
ODIFOpen Document Interchange Format
OEOffice Equipment
OEOriginating Equipment
OEMOriginal Equipment Manafacturer
OEMOriginal Equipment Manufacturer
OEOOptical-Electrical-Optical
OFAOptical Fiber Amplifier
OFDMOrthogonal Frequency Division Multiplexing
OHDOff-Hook Delay trigger
OIDOAM Object Identifier
OIDObject Identifier
OIDOracle Internet Directory (Database)
OIMOperations Interface Module
OLAPOnline Application Processing (Database)
OLCOptical Loop Carrier
OLEObject Linking and Embedding
OLNSOriginating Line Number Screening
OLPOn-Line Provisioning
OLTMOptical Line Termination Multiplexer
OLTPOnLine Transaction Processing
OLTPOnline Transaction Processing (Database)
OMOperational Measurement
OMAPOperations & Maintenance Application Part
OMAPOperations, Maintenance, and Administration Part (SS7)
OMC-RThe radio OMC
OMC-SThe switching OMC
OMCOperations and Maintenance Center
OMLOperation and Maintenance Link (GSM)
ONAOpen Network Architecture
ONAOrder Number Administration
ONCOpen Network Computing
ONIOperator Number Identification
ONMSOpen Network Management System
ONPOptical Network Planner (Cisco)
ONUOptical Network Unit
OOObject-Oriented
OODObject Oriented Design
OODBMSObject Oriented DabaBase Management System
OOFOut Of Frame
OOPObject-Oriented Programming
OOPSObject-Oriented Programming System
OOSOut Of Service
OOSOut Of Synchronization
OPCOrigination Point Code (SS7)
OPIOpen Peripheral Interface (Cisco)
OPNOutage Performance Monitoring
OPS/INEOperations System/Intelligent Network Element
OPSOracle Parallel Server
OPTCisco's Open Packet Telephony architecture
OPXOff Premise Extension
OROffice Regenerator
ORBOffice Repeater Bay
ORCAOption ROM Configuration for Arrays
ORCAOption ROM Configuration for Arrays (HP)
ORMOptically Remote switching Module
ORTOperational Readiness Testing
OSOperating System
OSAOpen System Architecture
OSFOpen Software Foundation
OSI/CSOSI/Communications Subsystem
OSI/FSOSI/File Services
OSI/NMFOSI/Network Management Forum
OSIOpen Systems Interconnection
OSIOpen Systems Interconnection (ISO, ITU-T)
OSINETOSI Network
OSIRMOpen Systems Interconnection Reference Model (ISO, ITU-T)
OSLPOperational Service logic Program
OSOOriginating Screening Office
OSOOrigination Screening Office
OSPOperator Service Provider
OSPOutSide Plant
OSPFOpen Shortest Path First (IETF)
OSSOperation(s)/Operational Support System
OSSOperational Support Systems
OSSOperator Services System
OTAOver The Air
OTAOver The Air (GSM - UMTS)
OTDROptical Time Domain Reflectometer
OTFOpen Token Foundation
OTGROperations Technology Generic Requirement
OTISOptical Transport Interconnection Service
OUOrganizational Unit
OUIOrganizationally Unique Identifier (SNAP)
OVOverload
OVDOutside Vapor Deposition
OVwOpenView Windows
SMBZ - SaMBoZaur - test for propagation of define: