C# 单ip端口扫描工具

2014-4-3 16:12 626 0

摘要: using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using Sy...

关键词： nbsp System using 端口 TcpClient address port public ThreadStart IPAddress

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;using System.Net;using System.Net.Sockets;using System.Threading;using System.Diagnostics; namespace 端口扫描{public partial class Form1 : Form{ThreadStart threadstart;Thread[] thread;int port; //当前正在扫描的端口int portmax; //扫描端口最大值 public Form1(){InitializeComponent();} public bool IsPortOpen(string ip, int port) //判断某一计算机端口是否处于打开状态{try{TcpClient client = new TcpClient(); //创建一个TcpClient实例IPAddress address = IPAddress.Parse(ip); //转化string类型的ip地址到IpAddressclient.Connect(address, port); //连接服务器address的port端口client.Close(); //连接成功立即断开return true;} 声明：文章版权归原作者所有部分文章转自互联网如有侵权请联系 [邮箱地址] 删除