using System;

using System.Management;

using System.Net;  

 public class Program

    {

        static void Main(string[] args)

        {

            try

            {

                string ip = "";

                string mac = "";

                ManagementClass mc;

                string hostInfo = Dns.GetHostName();

                //IP地址

                //System.Net.IPAddress[] addressList = Dns.GetHostByName(Dns.GetHostName()).AddressList;这个过时

                  System.Net.IPAddress[] addressList = Dns.GetHostEntry(Dns.GetHostName()).AddressList;

                for (int i = ; i < addressList.Length; i++)

                {

                    ip = addressList[i].ToString();

                }

                //mac地址

                mc = new ManagementClass("Win32_NetworkAdapterConfiguration");

                ManagementObjectCollection moc = mc.GetInstances();

                foreach (ManagementObject mo in moc)

                {

                    if (mo["IPEnabled"].ToString() == "True")

                    {

                        mac = mo["MacAddress"].ToString();

                    }

                }

                //输出

                string outPutStr = "IP:{0},\n MAC地址:{1}";

                outPutStr = string.Format(outPutStr, ip, mac);

                Console.WriteLine(outPutStr);

            }

            catch (Exception e)

            { }

            Console.ReadLine();

        }

    }  

        /// <summary>

        /// 获取Mac地址

        /// </summary>

        /// <param name="DestIP"></param>

        /// <param name="SrcIP"></param>

        /// <param name="pMacAddr"></param>

        /// <param name="PhyAddrLen"></param>

        /// <returns></returns>

        [DllImport("Iphlpapi.dll")]

        public static extern uint SendARP(uint DestIP, uint SrcIP, ref ulong pMacAddr, ref uint PhyAddrLen);

        public static string GetMac()

        {

            string p_Id = GetInternalIP();

            IPAddress _Address;

            if (!IPAddress.TryParse(p_Id, out _Address)) return "";

            uint DestIP = System.BitConverter.ToUInt32(_Address.GetAddressBytes(), );

            ulong pMacAddr = ;

            uint PhyAddrLen = ;

            uint error_code = SendARP(DestIP, , ref pMacAddr, ref PhyAddrLen);

            byte[] _Bytes1 = BitConverter.GetBytes(pMacAddr);

            return BitConverter.ToString(_Bytes1, , );

        }

        //获取内网IP

        protected static string GetInternalIP()

        {

            IPHostEntry host;

            string localIP = "?";

            host = Dns.GetHostEntry(Dns.GetHostName());

            foreach (IPAddress ip in host.AddressList)

            {

                if (ip.AddressFamily.ToString() == "InterNetwork")

                {

                    localIP = ip.ToString();

                    break;

                }

            }

            return localIP;

        }