C# 局域网端口扫描

局域网端口快速扫描

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.DirectoryServices;
using System.Net;
using System.Net.Sockets;
using System.Threading;

namespace ScanPort
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }

        #region 实例化类对象和公共变量
        //实例化DirectoryEntry对象，以便获得局域网组名和计算机名
        DirectoryEntry DEMain = new DirectoryEntry（“WinNT:“）;
        TcpClient TClient = null;       //实例化连接侦听对象
        private Thread myThread;        //实例化线程对象
        string strName = ““;            //记录选择的计算机名称
        int intflag = 0;                //扫描到的端口号
  

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2013-01-23 11:19  局域网端口扫描\
     目录           0  2013-01-23 11:19  局域网端口扫描\ScanPort\
     文件         914  2008-10-05 14:29  局域网端口扫描\ScanPort.sln
     文件       16384  2008-12-11 14:32  局域网端口扫描\ScanPort.suo
     目录           0  2013-01-23 11:19  局域网端口扫描\ScanPort\bin\
     目录           0  2013-01-23 11:19  局域网端口扫描\ScanPort\bin\Debug\
     文件       13824  2008-12-11 14:32  局域网端口扫描\ScanPort\bin\Debug\ScanPort.exe
     文件       26112  2008-12-11 14:32  局域网端口扫描\ScanPort\bin\Debug\ScanPort.pdb
     文件       14328  2008-12-11 14:31  局域网端口扫描\ScanPort\bin\Debug\ScanPort.vshost.exe
     文件         490  2007-07-21 01:33  局域网端口扫描\ScanPort\bin\Debug\ScanPort.vshost.exe.manifest
     文件        7309  2008-10-13 17:04  局域网端口扫描\ScanPort\Form1.cs
     文件        9636  2008-10-06 14:16  局域网端口扫描\ScanPort\Form1.Designer.cs
     文件        6008  2008-10-06 14:16  局域网端口扫描\ScanPort\Form1.resx
     目录           0  2013-01-23 11:19  局域网端口扫描\ScanPort\obj\
     目录           0  2013-01-23 11:19  局域网端口扫描\ScanPort\obj\Debug\
     文件         643  2008-12-11 14:32  局域网端口扫描\ScanPort\obj\Debug\ScanPort.csproj.FileListAbsolute.txt
     文件         847  2008-12-11 14:32  局域网端口扫描\ScanPort\obj\Debug\ScanPort.csproj.GenerateResource.Cache
     文件       13824  2008-12-11 14:32  局域网端口扫描\ScanPort\obj\Debug\ScanPort.exe
     文件         180  2008-12-11 14:32  局域网端口扫描\ScanPort\obj\Debug\ScanPort.Form1.resources
     文件       26112  2008-12-11 14:32  局域网端口扫描\ScanPort\obj\Debug\ScanPort.pdb
     文件         180  2008-12-11 14:32  局域网端口扫描\ScanPort\obj\Debug\ScanPort.Properties.Resources.resources
     目录           0  2012-05-02 09:56  局域网端口扫描\ScanPort\obj\Debug\TempPE\
     文件         489  2008-10-05 14:29  局域网端口扫描\ScanPort\Program.cs
     目录           0  2013-01-23 11:19  局域网端口扫描\ScanPort\Properties\
     文件        1367  2008-12-11 14:32  局域网端口扫描\ScanPort\Properties\AssemblyInfo.cs
     文件        2866  2008-10-05 14:29  局域网端口扫描\ScanPort\Properties\Resources.Designer.cs
     文件        5612  2008-10-05 14:29  局域网端口扫描\ScanPort\Properties\Resources.resx
     文件        1093  2008-10-05 14:29  局域网端口扫描\ScanPort\Properties\Settings.Designer.cs
     文件         249  2008-10-05 14:29  局域网端口扫描\ScanPort\Properties\Settings.settings
     文件        3867  2008-10-05 16:14  局域网端口扫描\ScanPort\ScanPort.csproj