The system is working fine.
There is no power supply, or the router malfunctions.
The Router is sending or receiving WiFi data.
The LAN port is well-connected.
The LAN port is transmitting data.
No connection is detected on the LAN port.
The WAN port is well-connected.
The WAN port is transmitting data.
No Ethernet cable is connected to the WAN port.
WPS is enabled, or a WPS connection is established.
The Router is performing WPS negotiation to a client device, or
transmitting data.
WPS is disabled. Or 5 minutes later after the WPS connection is
established, the WPS LED indicator will be off.