AP icon colors
When you observe the icons for your various APs, switches, or security appliances in the Dashboard, you will note that they occasionally change colors. The meaning of the various icon colors are listed below:
Green: The Cisco Meraki device is currently online and has no alerts
Yellow: The Cisco Meraki device is currently online but has one or more active alerts
Red: The Cisco Meraki device is currently offline and is inaccessible by the Cisco Meraki Dashboard
Grey: The Cisco Meraki device is currently offline and has been offline for at least 6 days.
The network operator may view and clear alerts on the device.