# mosquitto > An MQTT broker. > More information: . - Start Mosquitto: `mosquitto` - Specify a configuration file to use: `mosquitto {{[-c|--config-file]}} {{path/to/file.conf}}` - Listen on a specific port: `mosquitto {{[-p|--port]}} {{8883}}` - Daemonize by forking into the background: `mosquitto {{[-d|--daemon]}}`