If your router light is flashing, this means that the service is initialising or that data is being exchanged (i. In this guide, we will break down the common status indicators on your router, what they mean, and how to use them to troubleshoot any potential issues. What are Router Status Lights? Router status lights, often referred to as LED indicators, are small lights on the front panel of your router. Solid Green: The ONT is powered on and functioning normally. A red light or light (or if the light. Modem and router lights show connection status, helping you identify normal activity, temporary transitions, or serious network issues.