C# 获取IP及MAC地址

using System;
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
using System.Management;

namespace ipInfo
{
    class Program
    {
        static void Main(string[] args)
        {       //获得主机名
            string hostname = System.Net.Dns.GetHostName();
            //将IP解析为IPHostEntry实例
            System.Net.IPHostEntry ipentry = System.Net.Dns.GetHostEntry(hostname);
            //ip信息
            string ip = ipentry.AddressList[0].ToString();
            Console.WriteLine(ip);
            Console.WriteLine(hostname);
            //定义MAC地址
            string mac = "";
            /*在获取本机的MAC地址时,可以使用WMI规范,通过SELECT语句提取MAC地址.在.NET框架中,WMI规范的实现定义在System.Management                 命名空间中.
                ManagementObjectSearcher类用于根据指定的查询检索管理对象的集合
            ManagementObjectCollection类为管理对象的集合,下例中由检索对象返回管理对象集合赋值给它. */
            ManagementObjectSearcher query = new ManagementObjectSearcher("SELECT * FROM Win32_NetworkAdapterConfiguration");
            ManagementObjectCollection queryCollection = query.Get();
            foreach (ManagementObject mo in queryCollection)
            {
                if (mo["IPEnabled"].ToString() == "True")
                    mac = mo["MacAddress"].ToString();
            }
            Console.WriteLine(mac);
　　　　 }

    }
}