C#在防火墙中放行某端口方法,运行结果如图所示,

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;
 
namespace fanghuoqiang
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
            string port = this.Port.Text.ToString();//获取端口号
            string inname = this.Inname.Text.ToString();//打开端口号的名称
            string str = " netsh advfirewall firewall add rule name=" + inname + " dir=in action=allow protocol=TCP localport= " + port;
            System.Diagnostics.Process pro = new System.Diagnostics.Process();//实例化进程
            pro.StartInfo.FileName = "cmd.exe";//设置要运行的程序文件
            pro.StartInfo.UseShellExecute = false;//是否使用操作系统shell程序启动
            pro.StartInfo.RedirectStandardInput = true;//是否接受来自应用程序的调用
            pro.StartInfo.RedirectStandardOutput = true;//是否接受来自应用程序的输出信息
            pro.StartInfo.RedirectStandardError = true;//是否接受重定向错误信息
            pro.StartInfo.CreateNoWindow = true;//不显示窗口信息
            pro.Start();//启动程序
 
            //向cmd窗口发送输入信息
            pro.StandardInput.WriteLine(str + "&exit");
 
            pro.StandardInput.AutoFlush = true;
 
            //获取窗口输出的信息
            string info = pro.StandardOutput.ReadToEnd();
 
            pro.WaitForExit();//等待程序运行完退出程序
            pro.Close();//关闭进程
            MessageBox.Show("端口打开成功,端口为：" + this.Port.Text + "在防火墙中名称为：" + this.Inname.Text);
 
       
        }
    }
}