ALSO CALLED: Telephone Lines, Digital Switched Networks, Phone Lines, and Telecommunication Carrier Systems DEFINITION: Carrier detect (see modem lights) is a control signal between a modem and a computer that indicates that the modem detects a "live" carrier that can be used for sending and receiving information.
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WHITE PAPER:
This whitepaper focuses on providing a pragmatic set of test and measurement guidelines that can be implemented on a live operational IPTV service. The recommendations given in this paper are generally applicable to any IPTV system.
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