DOCSIS 3.1 Cable Modems

DOCSIS 3.1 cable modems are still developing across the country. However, some businesses and even some households are using DOCSIS 3.1 technology today. If you subscribe to Gigabit plans such as XFINITY 1 Gig or Gigabit Pro, Cable One GigaOne, or Mediacom Xtream Gig, you’ll need a DOCSIS 3.1 compatible cable modem. Some may be offered only through your cable company. However, some companies may let you buy your own modem.

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NETGEAR Nighthawk CM2000 Multi-Gig DOCSIS 3.1  Modem

  • ​Supports cable tiers up to 2.5 Gbps / 2500 Mbps
  • Fastest – Perfect for 4K HD streaming, intense multi-player gaming, and more
  • Compatible with DOCSIS 3.0 Internet tiers
  • Best buy for near and far future network upgrades
  • Not compatible with voice services
  • Compatible With – Comcast Business, Comcast Xfinity, Cox, Grande, Mediacom, Optimum, RCN, Sparklight, Spectrum Residential, and WoW!
  • Nighthawk Multi-Gig Eco System support. Works best with the RAX120, RAX200, and Orbi RBK852 and future routers with 2.5Gbps WAN Port.
  • View more information on the NETGEAR CM2000 on Amazon    paid link

FAQ About DOCSIS 3.1 Cable Modems

What is DOCSIS 3.1?
DOCSIS is short for Data Over Cable Service Interface Specifications. Over the years there have been different forms of DOCSIS, from 1.0 to 3.0, and now DOCSIS 3.1. Each of the previous offers faster and faster speeds. With 3.1, the goal is to get to 10 Gbps download speeds. Can you imagine that? Being able to download a UHD movie in about a second. That’s what we are heading towards. As we begin to use the internet for more things like virtual reality, augmented reality, and artificial intelligence, higher speeds, and availability will definitely be needed.Do I need a DOCSIS 3.1 cable modem?
Some cable companies offer Gigabit speeds and this typically is what a DOCSIS 3.1 cable modem is for. However, if you want to prepare for the future, all DOCSIS 3.1 modems can be used on 3.0 networks. This makes them usable on lower speed tiers than Gigabit.Is there a DOCSIS 3.1 cable modem and router combo, a.k.a WiFi cable modem?
Yes, currently the one listed above is the only one available in retail.


​​ ​The NETGEAR CM1150V cable modem with voice is currently only approved for Comcast customers. ​The CM1150V provides for speeds up to 10 Gbps, making it future proof for many years to come. Also, it is also compatible with DOCSIS 3.0 and 2.0. Furthermore, the Netgear CM1150V can support 2 separate phone lines and many …

NETGEAR CM1150V XFINITY Voice Modem Read More »