/// <summary>/// 遠程關閉計算機或重啟計算機/// </summary>/// <param name="str">命令</param>/// <param name="ip">ip地址</param>static void Invoke(string str, string ip){ //定義連接遠程計算機的一些選項 ConnectionOptions options = new ConnectionOptions(); options.Username = "administrator"; options.Password = "Btmu@123"; ManagementScope scope = new ManagementScope("http:////" + ip + "http://root//cimv2", options); try {  //用給定管理者用戶名和口令連接遠程的計算機  scope.Connect();  ObjectQuery oq = new ObjectQuery("select * from win32_OperatingSystem");  ManagementObjectSearcher query1 = new ManagementObjectSearcher(scope, oq);  ManagementObjectCollection queryCollection1 = query1.Get();  foreach (ManagementObject mo in queryCollection1)  {   string[] ss = { "" };   if (str == "重新啟動")   {    mo.InvokeMethod("Reboot", ss);   }   if (str == "關閉計算機")   {    mo.InvokeMethod("Shutdown", ss);   }  } } catch (Exception er) {  Console.WriteLine("連接" + ip + "出錯，出錯信息為：" + er.Message); }}