AT&T Broadband Light Blinking Red & Green: Reasons Generally speaking, if our AT&T gateway blinks red and green light it is an indication that the broadband connection failed to be established even after three minutes. Once the broadband connection is established the blinking green and red light will stop.2021-09-29
What do I do if my broadband is blinking red?
If the Broadband or DSL light is flashing, the gateway isn't getting a connection. Unplug the power cord from the back of the gateway. With the power unplugged, unplug the phone cord from the back of the gateway and plug it back in. Make sure the phone cord is plugged securely into the Phone Line port.2021-03-03
Why is my AT&T Broadband light flashing red?
AT&T Broadband Light Blinking Red & Green: Reasons Generally speaking, if our AT&T gateway blinks red and green light it is an indication that the broadband connection failed to be established even after three minutes. Once the broadband connection is established the blinking green and red light will stop.2021-09-29