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The router light will illuminate if there s a problem with the fiber optic cable

Flashing Green or Blue: The router is in the process of synchronizing with the DSL or fiber network. Off: The router is not detecting the DSL or fiber. Whether your modem is blinking orange, your router has a solid red light, or you are staring at a mysterious "DS" indicator, you will find the answer below. Here is what each light means across every major router brand, plus what a light that. The LEDs on your modem, optical network terminal (ONT), router, or modem/router combo (gateway) are most likely blinking because they're communicating what the device is doing, or there's an error. Solid lights indicate stable states whilst flashing lights show activity like data transmission or.

The router light will illuminate if there s a problem with the fiber optic cable  - E-Motional Optics & Connectivity

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