Jim Rossman / TNS This week, a reader writes, "I’ve had AT&T internet service for quite some time and still have the original router and modem. Should I upgrade for security and performance reasons?

When you sign a contract with an internet provider, they'll typically send you a modem and a router in the mail. But which is which? And how are they different? A modem and a router work in tandem ...

A modem-router combo merges two essential components of your home’s internet connectivity: the modem, which establishes your connection to the internet; and the router, which distributes that ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you’re looking to cut down on your utility bills, investing in your own internet modem and router is ...

Someone in a remote office has an AT&T service with a 2wire DSL modem/router (at least I *think* it's a combo modem/router; that's the type of device my local DSL provider has been ...

Buying your own internet modem is not just a great way to avoid paying rental fees from your ISP—choosing a better model than what your cable company offers lets you unlock better internet and network ...

Are you confused about the difference between a router and a modem? You’re not alone. Many people use these terms interchangeably, but they are actually two distinct devices with different functions.