Xfinity will let you rent a modem when you sign up for its Internet service, but you do have the option of using a third-party modem instead. Here's how.

The technology your ISP uses to send internet to your home makes a difference in speed, reliability, availability and more. There are different modes of internet access, and here at CNET, we've ...

Xfinity and Verizon Fios are two of the largest internet providers in the United States, but they offer very different services. Xfinity primarily delivers internet through cable connections, while ...