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Support XFINITY Internet Introduction to Home Networking and Wi-Fi

Wi-Fi and Home Networking

Before setting up your Home Network, be sure to familiarize yourself with the basics of Wi-Fi and Home Networking.


Interested in setting up your Home Network on a wireless gateway? See Set Up Your Wireless Network with a Wireless Gateway to learn how.

XFINITY WiFi Hotspots

XFINITY WiFi is a network of hotspots that keep you connected to the Internet at Wi-Fi hotspots around town. Access to XFINITY WiFi hotspots is offered exclusively to XFINITY Internet customers. XFINITY WiFi is included with XFINITY Internet (Performance or above level of service) at no additional cost. See How do I know what level of XFINITY service I subscribe to? for more information.

What is 802.11 and which protocol should I use for my devices?

802.11 is a set of technology standards for wireless network devices that governs the way they communicate with one another. Customers with the Wireless Gateway 1 and Wireless Gateway 2 can enjoy the benefits of an 802.11n network. Learn more About the Wireless Gateway 1 and About the Wireless Gateway 2 and see Performance Benefits of 802.11n Technology for information on the performance benefits of 802.11n.

General Facts About 802.11 Compatibility

Learn which networking protocols are compatible with each other to help maximize your networking speeds.

  • 802.11a technology is generally incompatible with other networking protocols
  • 802.11b technology and 802.11g are generally compatible
  • 802.11g technology is generally compatible with 802.11n
  • 802.11n technology is backwards compatible with 802.11b/g

Find this article at:

http://customer.comcast.com/help-and-support/internet/intro-wifi-home-network/