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与nodejs和net的IOT tcp连接错误

我使用 net 模块创建了一个服务器:

// Creating and connecting with server
const net = require('net');
const server = net.createServer(); //Creating server

//Connecting with server
server.on('connection', function (socket) {
    let remoteAddress = `${socket.remoteAddress},${socket.remotePort}`

    console.log(remoteAddress)
    console.log(`connection is established... ${Date.now()} \n `);
    socket.write(`connection is established...${Date.now()} \n`);
    //Receiving and Sending payload from/to client
    socket.on('data', async function (payload) {
        console.log("payload from client",payload)
        socket.write(`acknowledge : ${payload}`);
    });
    //Close connection
    socket.on('close', function () {
        console.log('Server Connection Closed');
    });
    //Server error
    socket.on('error', function (err) {
        console.log("Caught flash policy server socket …
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javascript sockets tcp node.js iot

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iot ×1

javascript ×1

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tcp ×1