代码如下:
const http = require('http');
const hostname = '119.23.152.248';
const port = 3000;
var server = http.createServer(function(req,res){
res.statusCode = 200;
res.setHeader('Content-Type', 'text/plain');
res.end('Hello World\n');
})
// const server = http.createServer((req, res) => {
// });
server.listen(port,hostname,function(){
console.log(`Server running at http://${hostname}:${port}/`);
});
但是我在浏览器中打开http://119.23.152.248:3000/无法连接,我在本机ping 119.23.152.248是有返回数据,但是telnet 119.23.152.248 3000就没有任何数据返回。这是怎么回事呢?
题主您好,
如果不能Telnet,可能外网无法连接到3000的tcp端口喔,
建议您检查一下实例的安全组规则:https://help.aliyun.com/document_detail/25471.html