import { Server, SimpleMQBroker } from 'react-native-mqtt-server'; // Use simple broker const broker = new SimpleMQBroker(); broker.start(); broker.on('connect', id => console.log('Client connected', id)); broker.on('message', (topic, payload) => console.log('Message received', topic, payload)); // Use as MQTT server directly const server = new Server(); server.on('connection', client => { client.on('data', packet => { console.log('Packet received', packet); }); }); server.listen(1883);