Comcast has largely converted its U.S. network to its high-speed Xfinity service, which relies on DOCSIS 3.0 and 3.1 technology to deliver internet data at speeds up to (and in some places exceeding) ...

The reason that Comcast only wants to certify 3.0 devices is because while DOCSIS 2 will support 20Mbps, that's the max it will support - it will not support Power Boost to 25Mbps; and will ...

Comcast is raising its rental fees for cable modems by $2 a month, up to $10 a year. The move will earn the company hundreds of millions -- assuming customers don't finally start buying their own ...

It will go into production this year and will be available to customers in 2016, and while it can only deliver 1Gbps-plus speeds on cable networks that have been upgraded to the DOCSIS 3.1 standard, ...

I'm looking at Comcast service, but I don't want to rent a modem, so if I can get a decent modem at the right price, I'm interested. Anyone have a used modem kicking around that they don't want? I ...

It's no secret that modems provided by your ISP can leave a lot to be desired. Comcast is making that process just a little bit easier thanks to the xFi Advanced Gateway modem and router.

The various established telcos and cable operators have been under pressure ever since Google announced it would begin rolling out fiber networks to consumers in test locations across the country. Now ...

Comcast Cable is working with the Central Office Re-architected as a Datacenter (CORD) open source project to virtualize the cable modem termination system (CMTS), SDxCentral has learned. Millions of ...

Comcast Corp. said yesterday that it has boosted speeds on its cable modem service in Reston without raising prices, in the face of fresh TV and Internet competition from Verizon Communications Inc.