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The ADSL Glossary Page
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A
AA = Access Adaptor
ADSL = Asymmetric Digital Subscriber Line
ANSI = American National Standards Institute
ANT = ADSL Network Termination
ATM = Asynchronous Transfer Mode
B
BER = Bit Error Rate
B-ISDN = Broadband-Integrated Services Digital Network
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C
CDSL = Co-axial Digital Subscriber Line
CLEC = Competitive Local Exchange Carrier
CMV = Configuration and Management Variables
CPE = Customer Premises Equipment
CSA = Carrier Service Area
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D
DAML = Digital Added Main Line
DBE = Digital Back End
DDS = Digital Distribution Shelf
DIA = Digital Interface Area
DIA = Digital Interface ASIC
DMT = Discrete Mulit-Tone
DP = Distribution Point
DSL = Digital Subscriber Line
DSLAM = Digital Subscriber Line Access Multiplexer
DSP = Digital Signal Processor
DWMT = Discrete Wavelet Multi-Tone
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E
ETSI = European Telecommunications Standards Institute
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F
FDEQ = Frequency Domain Equalizer
FEC = Forward Error Correction
FEXT = Far End Crosstalk
FFT = Fast Fourier Transform
FIFO = First In First Out
FPGA = Field Programmable Gate Array
FSN = Full Service Network
FTTC = Fibre To The Curb
FTTH = Fibre To The Home
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H
HBARM = High Bandwidth Access Resource Manager
HDT = Host Digital Terminal
HDSL = High-bit-rate Digital Subscriber Line
HFC = Hybrid Fibre Coax
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I
IDSL = ISDN Digital Subscriber Line
IFFT = Inverse Fast Fourier Transform
ILECS = Incumbent Local Exchange Carriers
IMACS = Integrated Multiple Access Server
IPRE = IP Routing Engine
IXC = Inter eXchange Carrier
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L
LEC = Local Exchange Carrier
LT = Line Termination
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M
MDF = Main Distribution Frame
ME = Management Entity
MP = Messaging Protocol
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N
NEXT = Near End Crosstalk
NID = Network Interface Device
NII = National Information Infrastructure
N-ISDN = Narrowband-Integrated Services Digital Network
NML = Near Maximum Likelihood
NT = Network Termination
NTU = Network Terminating Unit
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O
ONU = Optical Network Unit
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P
PCP = Primary Connection Point
POTS = Plain Old Telephone Service
PPP = Point to Point Protocol
PPS = Packets Per Second
PPTP = Point to Point Tunnelling Protocol
PSTN = Public Switched Telephone Network
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Q
QAM = Quadrature Amplitude Modulation
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R
RADSL = Rate Adaptive Digital Subscriber Line
RAS = Remote Access Server
ROADS = Robust Open Architecture Distributed Switching
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S
SDSL = Symmetric Digital Subscriber Line
SHARC = Super Harvard Architecture Computer
SNR = Signal to Noise Ratio
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T
TDEQ = Time Domain Frequency Equalizer
ICL = Transfer Interface Control Logic
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U
UART = Universal Asyncronous Receiver Transmitter
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V
VCXO = Voltage Controlled Xtal Oscillator
VoD = Video on Demand
VDSL = Very High data rate Digital Subscriber Line
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W
WAN = Wide Area Network
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