All those blinking modem and router lights may seem confusing, but they're more simple than they seem. Learn how to decipher what those modem and router lights are saying.

Those lights on your router or cable modem aren't just there for show. They convey information about the status of your internet connection. Here's how you can use them to troubleshoot problems.

A modem and router work in tandem to deliver you an internet connection and then grant access to your various devices.