Appendix C: Glossary and Acronyms
channel
A generic term for an individual data stream. Service providers can use
multiplexing techniques to transmit multiple channels over a common
medium.
CLEC
Competitive Local Exchange Carrier
A term for telephone companies established after the
Telecommunications Act of 1996 deregulated the LECs. CLECs compete
with ILECs to offer local service. See also
LEC
and
ILEC
.
CO
Central Office
The CO houses local switching equipment. All local access lines in a
particular geographic area terminate at this facility (which is usually
owned and operated by an ILEC).
CPE
Customer Premises Equipment
Terminal equipment which is connected to the telecommunications
network and which resides within the home or office of the customer. This
includes telephones, modems, terminals, routers, and television settop
boxes.
DAHDI
Digium Asterisk Hardware Device Interface
A telephony project dedicated to implementing a reasonable and
affordable computer telephony platform into the world marketplace. In
addition, the collective name for the Digiumprovided drivers for Digium
telephony interface products.
Digium, Inc.
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