A Calix GigaSpire Blinking Green light generally means that the device is booting up or trying to connect to the internet. However, this can be a sign of internet connectivity problems if it persists for a long time. To troubleshoot, you can check the status of your internet service and try restarting your router. Our online resource provides more information on what the lights on your router mean. If you\'re experiencing problems with blinking lights, we can help.