cable modem

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cable modem

n.
A modem that transmits and receives data over the coaxial cables that are used for cable TV.
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References in periodicals archive ?
In your case, your VoIP modem simply isn't providing enough power to ring all the phones in your house.
Greenpacket's line-up includes the DX WiMAX Indoor VoIP modem or 'Tower' as it symbolizes power, communication and strength.
Now certified are Siemens Gigaset SE681 WiMAX, a data modem, Siemens Gigaset SX682 WiMAX, a VoIP modem, and Siemens Gigaset SE680 WiMAX, an outdoor modem.