Cloud icon indicates that the FortiSwitch unit is managed over layer 3
A new cloud icon indicates when the FortiSwitch unit is being managed over layer 3. The cloud icon is displayed in two places in the GUI.
Go to WiFi & Switch Controller > Managed FortiSwitch and select Topology. In the following figure, the cloud icon over the connection line indicates that S548DF4K16000730 is being managed over layer 3.
Go to Security Fabric > Physical Topology. In the following figure, the cloud icon over the connection line indicates that S548DF4K16000730 is being managed over layer 3.