|
ACD
|
Automatic Call Distribution System
|
|
ARS
|
Automatic Route Selection
|
|
ATM
|
Asynchronous Transfer Mode
|
|
BETRS
|
Basic Exchange Telecommunications Radio Service
|
|
CD
|
Compact Disc
|
|
CDR
|
Call Detail Recording
|
|
CODEC
|
Coder/Decoder
|
|
CSU/DSU
|
Channel Service Unit/Data Service Unit
|
|
DBS
|
Direct Broadcast Satellite
|
|
DHCP
|
Dynamic Host Configuration Protocol
|
|
DID
|
Direct Inward Dialing
|
|
DNS
|
Domain Name Service
|
|
DSL
|
Digital Subscriber Line
|
|
DSS
|
Direct Station Selection
|
|
DVD
|
Digital Video Disc or Digital Versatile Disk
|
|
DVD-ROM
|
Digital Video Disc - Read Only Memory
|
|
EMMI
|
Enhanced Multimedia Interface
|
|
FRAD
|
Frame Relay Assembler/Disassembler
|
|
GSP
|
Global Service Provider
|
|
ISDN
|
Integrated Services Digital Network
|
|
ISP
|
Internet Service Provider
|
|
ITV
|
Interactive TV (Television)
|
|
KSU
|
Key System
|
|
LAN
|
Local Area Network
|
|
MAN
|
Metropolitan Area Network
|
|
MCU
|
Master Control Unit or Multipoint Control Unit
|
|
NAR
|
Network Access Register
|
|
NIC
|
Network Interface Card
|
|
NID
|
Network Interface Device
|
|
P.A. System
|
Public Address System
|
|
PBX
|
Private Branch Exchange
|
|
PCS
|
Personal Communications Service
|
|
PDA
|
Personal Digital Assistant
|
|
PIC
|
Primary Interexchange Carrier
|
|
POTS
|
Plain Old Telephone Service
|
|
PSAP
|
Public Safety Answering Point
|
|
PVBX
|
Private Video Branch Exchange
|
|
PVC
|
Permanent Virtual Circuit
|
|
RAID
|
Redundant Array of Independent Disks
|
|
RAM
|
Random Access Memory
|
|
SMDR
|
Station Message Detail Recording
|
|
SMDS
|
Switched Multimegabit Data Service
|
|
SONET
|
Synchronous Optical Network
|
|
TA
|
Terminal Adapter
|
|
UPS
|
Uninterruptible Power Supply
|
|
VIC
|
Video Interface Card or Voice Interface Card
|
|
VoIP
|
Video over IP or Voice over IP
|
|
VPN
|
Virtual Private Network
|
|
WAN
|
Wide Area Network
|
|
|
|
