winform C# 获取区分物理网卡、虚拟网卡及无线网卡

using System;    

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using System.Collections.Generic;    

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using System.Text;    

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using System.Net;    

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using System.Net.NetworkInformation;    

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using System.Net.Sockets;    

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using Microsoft.Win32;    

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namespace ConsoleDemo    

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{    

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    /// <SUMMARY></SUMMARY>    

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    /// 标题：区分本地网卡、虚拟网卡及无线网卡    

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    /// 作者：X.X.Y    

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    /// 日期：2009-08-03    

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    /// 描述：测试环境 VS2008 + XP    

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    /// <SUMMARY></SUMMARY>    

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    class Program    

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    {    

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        static void Main(string[] args)    

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        {    

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            ShowNetworkInterfaceMessage();    

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        }    

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        /// <SUMMARY></SUMMARY>    

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        /// 显示本机各网卡的详细信息    

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        /// <SUMMARY></SUMMARY>    

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        public static void ShowNetworkInterfaceMessage()    

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        {    

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            NetworkInterface[] fNetworkInterfaces = NetworkInterface.GetAllNetworkInterfaces();    

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            foreach (NetworkInterface adapter in fNetworkInterfaces)    

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            {   

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                #region " 网卡类型 "    

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                string fCardType = "未知网卡";    

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                string fRegistryKey = "SYSTEM\\CurrentControlSet\\Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}\\" + adapter.Id + "\\Connection";    

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                RegistryKey rk = Registry.LocalMachine.OpenSubKey(fRegistryKey, false);    

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                if (rk != null)    

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                {    

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                    // 区分 PnpInstanceID     

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                    // 如果前面有 PCI 就是本机的真实网卡    

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                    // MediaSubType 为 01 则是常见网卡，02为无线网卡。    

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                    string fPnpInstanceID = rk.GetValue("PnpInstanceID", "").ToString();    

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                    int fMediaSubType = Convert.ToInt32(rk.GetValue("MediaSubType", 0));    

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                    if (fPnpInstanceID.Length > 3 &&    

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                        fPnpInstanceID.Substring(0, 3) == "PCI")    

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                        fCardType = "物理网卡";    

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                    else if (fMediaSubType == 1)    

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                        fCardType = "虚拟网卡";    

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                    else if (fMediaSubType == 2)    

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                        fCardType = "无线网卡";    

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                }   

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                #endregion   

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                #region " 网卡信息 "    

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                Console.WriteLine("-----------------------------------------------------------");    

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                Console.WriteLine("-- " + fCardType);    

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                Console.WriteLine("-----------------------------------------------------------");    

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                Console.WriteLine("Id .................. : {0}", adapter.Id); // 获取网络适配器的标识符    

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                Console.WriteLine("Name ................ : {0}", adapter.Name); // 获取网络适配器的名称    

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                Console.WriteLine("Description ......... : {0}", adapter.Description); // 获取接口的描述    

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                Console.WriteLine("Interface type ...... : {0}", adapter.NetworkInterfaceType); // 获取接口类型    

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                Console.WriteLine("Is receive only...... : {0}", adapter.IsReceiveOnly); // 获取 Boolean 值，该值指示网络接口是否设置为仅接收数据包。    

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                Console.WriteLine("Multicast............ : {0}", adapter.SupportsMulticast); // 获取 Boolean 值，该值指示是否启用网络接口以接收多路广播数据包。    

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                Console.WriteLine("Speed ............... : {0}", adapter.Speed); // 网络接口的速度    

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                Console.WriteLine("Physical Address .... : {0}", adapter.GetPhysicalAddress().ToString()); // MAC 地址    

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                IPInterfaceProperties fIPInterfaceProperties = adapter.GetIPProperties();    

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                UnicastIPAddressInformationCollection UnicastIPAddressInformationCollection = fIPInterfaceProperties.UnicastAddresses;    

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                foreach (UnicastIPAddressInformation UnicastIPAddressInformation in UnicastIPAddressInformationCollection)    

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                {    

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                    if (UnicastIPAddressInformation.Address.AddressFamily == AddressFamily.InterNetwork)    

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                        Console.WriteLine("Ip Address .......... : {0}", UnicastIPAddressInformation.Address); // Ip 地址    

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                }    

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                Console.WriteLine();   

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                #endregion    

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            }    

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            Console.ReadKey();    

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        }    

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    }    

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}

原文地址：http://blog.csdn.net/sabty/archive/2009/08/03/4404488.aspx