DOCSIS stands for data over cable service interface specifications, the key there being "cable service." It's the standard that defines how your modem does its job relaying cable internet signals ...

Connect the modem to a wall outlet with a coax cable and plug the modem into an electrical outlet. Connect devices to the modem wirelessly, or with an ethernet cable to a LAN outlet on the modem. When ...

If you have cable Internet, you probably rent your modem from your service provider for a monthly fee, the same way you do your cable box. You may already have your own wireless router, though many ...

If you have cable internet, you probably rent your modem from your internet service provider for a monthly fee on top of your internet plan. It's usually somewhere between $5 and $10 a month, though ...