What do the LED indicators on the SMART BRIDGE mean?

From left to right:

1. Power LED = lights up when the bridge is connected to the power source.

2. Cloud LED = lights up when the bridge is connected to the cloud server.

3. Yard/mesh LED = lights up when the bridge is connected to an in-lite SMART system with one or more SMART HUBs.

4. Network/internet LED = lights up when the bridge is connected to the LAN network.