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Navigating to System Configuration in the Coreflux HUB by selecting System in the top navigation and clicking System Config

Why Use System Configuration?

You need to change broker settings—ports, TLS, connection limits, or other parameters—without editing configuration files. The System Configuration in the Coreflux HUB lets you view and modify broker settings from the browser.

When to Use It

  • Adjusting ports — Change MQTT, TLS, or WebSocket ports
  • TLS configuration — Enable or configure TLS for secure connections
  • Binding settings — Control which IP addresses the broker listens on
  • Other broker options — Any configurable broker parameter exposed in the UI
Changes made here are sent to $SYS/Coreflux/Config/New. The broker processes these changes, and some may require a manual restart or sysadmin intervention to apply. The displayed configuration reflects $SYS/Coreflux/Config.

Accessing System Configuration

In the HUB top navigation, select System, then System Configuration. The configuration panel shows available settings grouped by category.

Form View

The default view displays settings as editable form fields, organized into groups:
Coreflux HUB System Configuration form view with System Name, MQTT Port (1883), TLS Port (8883), WebSocket Port (5000), WebSocket TLS Port (443), and Binding Settings for MQTT, TLS, and WebSocket IPs
GroupSettings
General SettingsSystem Name
Network SettingsMQTT Port, TLS Port, WebSocket Port, WebSocket TLS Port
Binding SettingsMQTT Bind IP, MQTT TLS Bind IP, WebSocket Bind IP, WebSocket TLS Bind IP
Edit values as needed and click the save button to apply changes.

JSON View

Toggle to the code view to see the full broker configuration as JSON. This shows all parameters, including TLS certificate paths, client authentication settings, and other advanced options.
Coreflux HUB System Configuration JSON view showing broker settings including Name, Port, TlsPort, WebsocketPort, AnonymousLogin, certificate paths, and client validation settings
Use the view toggle buttons in the top-right corner to switch between the form view and JSON view. The JSON view also provides copy and edit functionality.

Next Steps

User Management

Create and manage broker users.

MQTT Broker Configuration

Learn configuration options and file-based setup.