Wherever you have your home router positioned, a desk, a bookshelf or an entertainment stand, it's hard not to notice all those blinking lights. Sure, they serve the basic purpose of letting you know ...

Modern Wi-Fi routers give you a lot to work with in terms of troubleshooting issues at home. This is mainly in the form of various LED (light-emitting diodes) indicators that flash to show what ...

Blinking lights near an ethernet port on an ethernet switch - Kynny/Getty Images Have you ever looked at the back of your computer and noticed the lights where the cables are plugged into your PC?