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CM550 Cable Modem User’s Guide
48
Standby mode
A Cable Modem operating mode that disconnects the Ethernet and USB
interfaces from the Internet. The Cable Modem’s
Online
light blinks while
the modem is in Standby mode.
Switched outlet
A power outlet that may be turned on and off using a wall switch. Usually
intended for lamps. Avoid plugging your computer or Cable Modem into a
switched outlet to avoid disruptions.
TCP/IP
Transmission Control Protocol/Internet Protocol. The protocols used to
facilitate communications across one or more connected networks.
TDMA
Time Division Multiple Access. A method used by DOCSIS-compliant cable
modems for sending upstream data with minimal interference.
Upstream
The path from a subscriber device to the headend. Some older cable docu-
mentation may refer to this as the return path or reverse path.
WEEE
Waste Electrical and Electronic Equipment. Refers to items governed by Directive
2002/96/EC of the European Parliament and of the WEEE Council.
USB
(Universal Serial Bus) An interface used for connecting a variety of acces-
sories, such as keyboards, mice, printers, and communications devices
(such as cable modems) to a single PC.
WHQL
Windows Hardware Qualification Labs. A division of Microsoft that certifies
hardware as being compatible with Windows operating systems.
