C#获取客户端相关信息实例总结

IPHostEntry hostentry = Dns.Resolve(Dns.GetHostName());IPAddress address=hostentry.AddressList[0];

PingReply reply = new Ping().Send(address);if (reply.Status == IPStatus.Success) MessageBox.Show("Ping successfully.");else MessageBox.Show("Ping failure.");

SelectQuery select = new SelectQuery("select * from win32_logicaldisk");ManagementObjectSearcher mos = new ManagementObjectSearcher(select);foreach (ManagementObject disk in mos.Get()){  string msg = disk["Name"].ToString();  DriveInfo info = new DriveInfo(msg);  switch (info.DriveType.ToString())  {   case "Unknown":    label1.Text += msg + "这是未知设备__";    break;   case "NoRootDirectory":    label1.Text += msg + "这是未分区__";    break;   case "Removable":    label1.Text += msg + "这是可以动磁盘__";    break;   case "Fixed":    label1.Text += msg + "这是硬盘__";    break;   case "Network":    label1.Text += msg + "这是网络驱动器__";    break;   case "CDRom":    label1.Text += msg + "这是光驱__";    break;  }}

foreach (System.Diagnostics.Process p in processes){  if (p.ProcessName == "IntelliTrace")  {   p.Kill();  }}

[DllImport("winmm.dll", EntryPoint = "waveOutGetNumDevs")]public static extern int waveOutGetNumDevs();private void button1_Click(object sender, EventArgs e){ if (waveOutGetNumDevs() != 0) {  MessageBox.Show("已经安装声卡"); } else {  MessageBox.Show("未安装声卡"); }}