Support XFINITY Internet Cable Modem Connection to Your Computer


You can connect your modem to your computer using a Network Interface Card or Universal Serial Bus port.

Network Interface Cards

A network interface card (NIC) is a computer circuit board that fits into the expansion slot of a computer. Personal computers and workstations on a local area network (LAN) use slightly different NICs than those used on laptops. Below are pictures of some common models.

Desktop NIC Desktop NIC
Laptop NICLaptop NIC Laptop NICs
Apple Ethernet CS Cards Apple Ethernet CS Cards
Apple Ethernet LC Cards Apple Ethernet LC Cards 

USB Ports

A Universal Serial Bus (USB) is a connection device standard to most PCs. When plugging into a USB port, you will not need to install a NIC, nor will you need to reconfigure your system.

Universal Serial Bus (USB

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