What does the red light on a fiber optic router indicate
Green or blue usually means the internet connection is active, while red typically signals a connection failure or authentication problem between the router and the ISP. The LOS light on your router indicates the status of your internet connection to the Internet Service Provider (ISP). Whether your modem is blinking orange, your router has a solid red light, or you are staring at a mysterious "DS" indicator, you will find the answer below.
Read More