Introduction
Using your Modem
Connecting to your
Internet Provider
Uninstall your Modem
Troubleshooting
Glossary
Technical Support
Install Instant Update
Glossary
ABR
Available Bit Rate
ADSL
Asymmetric Digital Subscriber Line
AFE
Analog Front End
API
Application Programming Interface.
ATM
Asynchronous Transfer Mode
ATU-C
ADSL Transceiver Unit - CO End.
ATU-R
ADSL Transceiver Unit - Remote End.
Burst Tolerance
(also referred to as Maximum Burst Size), in cells/second (only applicable for VBR
service). This is the maximum number of cells that can be sent at the peak rate. This
information should be obtained from the service provider.
CAP
Carrier Amplitude and Phase Modulation.
CBR
Constant Bit Rate.
CHAP
Challenge Handshake Authentication Protocol. Part of the PPP protocol to ensure
authentication of the connection between two devices.
CO
Central Office
Constellations
The constellation size is directly proportional to the total rate of bit transmission. The
larger the constellation size, the faster transmission will be.
CPE
Customer Premises Equipment.
Glossary
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