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www.reference.com/article/good-modem-options-comcast-999faad5f870c6a0

Some of the highest-recommended modems compatible with Comcast include the Arris/Motorola Surfboard SB6141 and SB6183 models and the Netgear CM400-100 NAS. While Comcast provides modems for subscribers at a fee, customers can choose to use their own instead.

www.reference.com/article/modems-approved-comcast-3e8e0c88be1d9171

Comcast/XFINITY approved cable modems include the Arris CM820A Touchstone cable modem, the Arris/Motorolla SB6126 Surfboard cable modem and the Belkin DPC3008 cable Modem. Since modem needs vary, interested parties should consult a full listing on the Comcast/XFINITY website.

www.reference.com/article/upgrade-comcast-modem-2c776fd759d4bc81

To upgrade your Comcast modem, simply contact Comcast's online customer service to request a modem upgrade. A new upgrade costs a small fee per month, but allows users to access faster Internet speeds.

www.reference.com/article/types-cable-modems-comcast-offer-8d6415d33b7001bd

Comcast offers a variety of modems from Arris, Netgear, Motorola, Cisco and SMCNetworks. Which modem Comcast provides to a given customer depends mostly on availability and the speed of the customer's service. Comcast has also approved a number of compatible modems that are for retail only.

www.reference.com/article/comcast-72f57736abf08b06

Comcast, formerly referred to as Comcast Holdings, is a global mass medial and technology company. It is the largest home Internet service and cable company provider in the United States and the largest broadcasting company in the world in terms of revenue.

www.reference.com/article/phone-comcast-c1d0e2e7cd71e3d5

You must purchase your own compatible telephone handset to use Comcast's Xfinity Voice Service. Comcast no longer offers telephone handsets, as of 2015. However, you have the option to obtain a mobile phone through its partnership with Verizon Wireless.

www.reference.com/world-view/owns-comcast-b355e87853ab02c6

Comcast Corporation, headquartered in Philadelphia, Pa. is a publicly traded media and technology company with two subsidiaries: Comcast Cable and NBCUniversal. The company is the largest broadcasting and cable company in the world based on revenue as of 2014.

www.reference.com/article/modem-be729043e18ca037

A modem is a device that is capable of encoding digital information by varying one or more properties of the carrier signal, sending this signal through a telephone line, and decoding the information once it has been transmitted by demodulating the signal. The modem on one side of the communication

www.reference.com/article/modem-work-34ace69995143610

Modems use frequency shift keying to send digital information over a telephone line. The sending modem modulates the digital data into a signal that can be deciphered by the phone line, while the receiving modem demodulates the signal and turns it into digital data.

www.reference.com/article/can-time-warner-service-compatible-modem-purchased-46917dea28001ef0

Although Time Warner does not sell modems, compatible units can be purchased through retail outlets such as Best Buy, Target and Wal-Mart, or they can be purchased online at Amazon or TigerDirect, as noted by the company's "Buy Your Modem" website page. A list of modems approved for use by Time Warn