c# 實現遠程關機

using System;         using System.Collections.Generic;         using System.ComponentModel;         using System.Data;         using System.Drawing;         using System.Text;         using System.Windows.Forms;         using System.Management;         namespace Ex18_11         {             public partial class Form1 : Form             {                 public Form1()                 {                     InitializeComponent();                 }                 private void button1_Click(object sender, EventArgs e)                 {                     //指定產生 WMI 串連所需的所有設定                     ConnectionOptions op = new ConnectionOptions();                     op.Username = "administrator";                     //遠端電腦使用者名稱稱                     op.Password = "12345";　　　                     //遠端電腦使用者密碼                     //設定作業管理範圍                     ManagementScope scope = new ManagementScope("\\\\" + "121.35.174.154" + "\\root\\cimv2", op);                     scope.Connect();                     //將此 ManagementScope 串連到實際的 WMI 範圍。                     ObjectQuery oq = new ObjectQuery("SELECT * FROM Win32_OperatingSystem");                     ManagementObjectSearcher query = new ManagementObjectSearcher(scope, oq);                     //得到WMI控制                     ManagementObjectCollection queryCollection = query.Get();                     foreach (ManagementObject obj in queryCollection)                     {                         obj.InvokeMethod("ShutDown", null); //執行關閉遠端電腦,reboot為重新啟動                     }                 }             }         }