Flashing light on xFi gateway

Set up my new gateway. Everything is working but the light on the gateway is flashing   Is this normal?

Please see https://www.xfinity.com/support/articles/xfi-gateway-led-lights.

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Hello @user_3696f1, and thank you for reaching out for help with your new device. You have come to the right place for assistance. Can you tell me what light is blinking that has you concerned please?