

On the other hand, a red light can mean that the router is turned on, and a broadband signal has been detected, but there is no connection. Now, if the router was off, without power, there wouldn’t be a red light there would be no light at all. If it is plugged in just fine, there might be a problem with the cable or the router itself - they might be broken.Īnother possibility is that you have no internet connection. If it’s red, check to see if the cable that connects the router’s internet port to the modem is plugged in correctly and is not loose. The light might be labeled WAN or have an internet symbol, but it means the same thing - it indicates internet connectivity. Usually, a router has only one light, and it should be green. The router’s internet port needs to be connected to the modem so that it can supply internet to your house wirelessly. If you have both a router and a modem, and the router is the one with the red light, it might mean the cable is not properly connected. Some devices combine the router and modem into one, so you don’t need two devices. In other words, a router takes the internet from the modem and makes it accessible wirelessly - it gives you WiFi. However, if you want to connect multiple devices, or if you want to connect your device or devices to the internet wirelessly, you’ll need a router. That might be enough for some people, especially if you only have one device you need to connect to the internet. It allows you to get internet in your home.

So, what is a router, and what is a modem?Ī modem connects your house to the worldwide web - the global internet. The router and the modem are two separate devices that serve separate purposes as such, a red light on one of them can indicate a different problem than a red light on the other. First, however, you have to make sure the red light is on your router and not on your modem or gateway.Įxplore: Best Cheap Wireless Routers Under $100 Router vs Modem vs Gateway: What’s The Difference?

Nevertheless, it might be a small issue and not require any major fix we’ll talk about ways to fix the red light a bit later.įor now, let’s focus on figuring out what exactly the red light means. If the internet connection and the router were working fine, there wouldn’t be a red light. However, it usually means that there is some sort of problem with the router or the internet connection. The exact meaning of the red light can vary by the exact model and device you have. Of maintenance or other upstream equipment issue.ĭata - signifies data flowing through the ONT to the gateway.īlinking Yellow (?) - speeds 100Mbps (i.e.Wrapping It Up: If There Is A Red Light On Your Router, Don’t Panic What A Red Light On Your AT&T Internet Router Means? The signal intensity is measured in DB, and it is either out of specified range, or non-existent.Ĭould be broken fiber, a fiber to fiber splice that is poor, or no signal from the street because Solid Green - Service is on - unit is receiving data from the network.Īlarm - If on, indicates issue with the fiber connection from the street to the ONT. Possible cut in the fiber / tree limb, or equipment upstream of you not getting proper power. Seems like you have no service to the house.
