MQTT Settings — Coolon Control Panel

Broker configuration

Connected

Broker connection

Broker host

Port

Protocol

Client ID

Username

Password

Topic subscriptions

QoS level

Retain messagesClean session

Keep alive (sec)

Reconnect delay (sec)

Max reconnect attempts

Auto reconnectReconnect on subscribe failure

CA certificate

ca-coolon-root.pem

Client certificate

client-snap4.pem

Verify server certificateReject unauthorized

Brokermqtt.coolon.iot:8883

ProtocolMQTT over TLS

Client IDsnap4-coolon-prod-001

Subscriptions4 topics active

Uptime3d 14h 22m

Messages/sec~840

Firmware API200 OK

Device registry200 OK

Telemetry storeLatency 23ms

	Connected to broker mqtt.coolon.iot:8883	14:32:01
	TLS handshake completed successfully	14:31:58
	Connection lost, attempting reconnect (1/5)	14:30:12
	Broker unreachable: ETIMEDOUT	14:30:10
	Subscribed to coolon/devices/+/properties	14:25:00
	Subscribed to coolon/devices/+/telemetry	14:24:58
	Client connected with ID snap4-coolon-prod-001	14:20:00