![]() If your gateway’s firmware is outdated, it may be causing the red light to flash. ![]() You can replace the battery or contact AT&T for assistance. If the battery light is flashing red, your gateway’s battery may be low or faulty. Then, press and hold the red reset button for 10 seconds. This will reset your gateway and hopefully restore your internet connection. Your gateway doesn’t have an internet connection.Ĭheck your cables to be sure they’re secure and not damaged. If there is an outage, you will need to wait for it to be resolved. Or, download the app from the Apple App store or Google Play store. ![]() There’s an issue with the network service.Ĭheck for service outages using Smart Home Manager from your computer. Then, plug it back in and wait for the broadband light to turn solid green. To do this, unplug the power cord from the back of the gateway for 15 seconds. The gateway or power supply may be malfunctioning. Troubleshooting: Issues on fixing ATT Broadband Red Light Flashing Issue The flashing red globe indicates that a broadband signal has been detected but no connection has been established. The first thing to consider when troubleshooting a flashing red globe on your AT&T router is what the problem is. On that note, there are a number of possible causes for the AT&T broadband red light flashing. As a result, whenever you see this, none of your internet devices will be connected. It means that there is no internet connection at all. The truth is that a red flashing light or a red globe on the AT&T router is a common problem that internet users face nowadays. For example, what does the red light on your AT&T router mean? What should you do if you notice a red light blinking on your router? Having said that, some common issues can disrupt your home’s internet connections. It could be to surf the web, shop online, check emails, or work on a freelance project. This is due to the fact that everyone relies on the internet in some way to get things done. ![]() A crossover cable will give a green Ethernet light, but prevents surf.Outages and interruptions in internet connectivity can be a total nightmare for many people. Note: If you are using an Ethernet (RJ-45) cable not provided by AT&T, make sure it is a straight-through cable and not a crossover cable. If already enabled, disable the NIC and re-enable. Go to Device Manager to make sure the NIC is enabled.If the cable is defective, contact Technical Support for a new RJ-45 patch cable. Make sure the cable isn't a crossover type cable. If another Ethernet (RJ-45) cable is available, swap out cables to make sure yours isn't defective.Verify you're using the provided yellow Ethernet cable and check the connections to the computer's Network Interface Card (NIC)/Ethernet port and the Ethernet port on the back of the Motorola modem.If your Ethernet light doesn't light up, try the following: No inbound Internet traffic or modem is off. Modem is attempting to connect to the Internet. ![]() Modem is not connected to the Internet or modem is off. Contact Technical Support.įlashing Red Simultaneously with Ethernet Status Light Traffic between connected device and modem.įlashing Green Simultaneously with DSL Status Light No Ethernet connectivity or modem is off.Ī device is connected by Ethernet to the modem. Power on/self-test failed or modem has malfunctioned. Power is off or modem is not getting power. The following chart explains what each status light means. ![]()
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