205 lines
4.0 KiB
Plaintext
205 lines
4.0 KiB
Plaintext
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_ _ _______
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__________/ /
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/___________/
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(314)432-0756
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Proudly Presents
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The MCI Telecommunications Glossary
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Part II: Acronyms
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Typed and edited by Knight Lightning
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- A -
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ACD Automatic Call Distributor
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AIOD Automatic Identification of Outward Dialing
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ANI Automatic Number Identification
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ARS Automatic Route Selection
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ASCII American Standard Code for Information Interchange
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ATB All Trunks Busy
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AVD Alternate Voice Data
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- B -
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BOC Bell Operating Company
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BSOC Bell System Operating Company
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BPS Bits Per Second
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- C -
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CCIS Common Channel Interoffice Signaling
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CCSA Common Control Switching Arrangement
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CO Central Office
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COAM Customer Owned And Maintained
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COS Class Of Service
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CPE Customer Premise Equipment
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CPH Cost Per Hour
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CPM Cost Per Minute
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CPU Central Processing Unit
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CRT Cathode Ray Tube
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CU Control Unit
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- D -
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dB Decibel
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DCTS Dimension Custom Telephone Service
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DDD Direct Distance Dialing
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DID Direct Inward Dialing
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DM Delta Modulation
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DTMF Dual Tone Multi-Frequency
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- E -
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EDP Electronic Data Processing
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EEHO Either End Hop Off
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EKTS Electronic Key Telephone Set
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EML Expected Measured Loss
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ENFIA Exchange Network Facilities for Interstate Access
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EPROM Erasable Programmable Read Only Memory
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EPSCS Enhanced Private Switched Communication Service
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ERL Echo Return Loss
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ETN Electronic Tandem Network
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- F -
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FCC Federal Communications Commission
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FDM Frequency Division Multiplex
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FX Foreign Exchange
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- H -
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HEHO Head End Hop Off
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Hz Hertz
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- I -
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IMT Inter-Machine Trunk
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IOT Inter-Office Trunk
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IRC International Record Carrier
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- L -
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LAN Local Area Network
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LATA Local Access and Transport Area
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LCR Least Cost Routing
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- M -
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MDF Main Distribution Frame
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MERS Most Economical Route Selection
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MG Mastergroup
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MOS Metal-Oxide Semiconductor
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MTS Message Telephone Service
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MU Message Unit
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M/W Microwave
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- N -
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NPA Numbering Plan Area
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NNX Numbering Network Exchange
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- O -
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OCC Other Common Carrier
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ONAL Off Network Access Line
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OPX Off-Premise Extension
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- P -
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PABX Private Automatic Branch Exchange
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PBX Private Branch Exchange
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PCM Pulse Code Modulation
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POTS Plain Old Telephone Service
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PROM Programmable Read-Only Memory
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PSC Public Service Commission
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PSN Public Switched Network
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PTT Postal Telephone and Telegraph
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PUC Public Utility Commision
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- R -
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RAM Random Access Memory
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RCC Radio Common Carrier
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ROM Read-Only Memory
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- S -
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SCC Specialized Common Carrier
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SG Supergroup
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SMDR Station Message Detail Recording
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SMG Supermastergroup
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SPC Stored Program Control
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SSB Single Sideband Radio
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- T -
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TEHO Tail End Hop Off
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TDM Time Division Multiplex
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TMRS Traffic Measurement and Recording system
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TSPS Traffic Service Position System
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TT Trunk Type
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TTTN Tandem Tie Trunk network
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TUR Trunk Utilization Report
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TWX Teletypewriter Exchange Service
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- U -
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UCD Uniform Call Distributor
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USOC Uniform Service Order Code
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- V -
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VANS Value - Added Network Service
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VP Voice Frequency
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VGF Voice Grade Facility
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VNL Via Net Loss
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- W -
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WATS Wide Area Telecommunications Service
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===============================================================================
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This concludes The MCI Telecommunications Glossary. Look for more G-philes on
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MCI by Knight Lightning coming soon to Metal Shop.
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This has been a 2600 Club production
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Thanx to Taran King
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Call The Works BBS - 1600+ Textfiles! - [914]/238-8195 - 300/1200 - Always Open
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