/*********************************************************************** C# 獲取MAC地址* 說明：* 在C#中獲取本機的MAC地址，文中提供兩個參考，一個是能夠所有的MAC* 地址，一個是獲取第一個MAC地址。** 2016-12-9 深圳 南山平山村 曾劍鋒*********************************************************************/一、參考文檔：1. Reliable method to get machine's MAC address in C#http://stackoverflow.com/questions/850650/reliable-method-to-get-machines-mac-address-in-c-sharp 二、解決方法：using System;using System.Collections.Generic;using System.Text;using System.Net.NetworkInformation; namespace LocalDetectTest{class NetTools{/// <summary>/// Finds the MAC address of the NIC with maximum speed./// </summary>/// <returns>The MAC address.</returns>public static void PrintAllMacAddress(){const int MIN_MAC_ADDR_LENGTH = 12;string macAddress = string.Empty;long maxSpeed = -1;foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces()){Console.WriteLine("Name: " + nic.Name + " Found MAC Address: " + nic.GetPhysicalAddress() +" Type: " + nic.NetworkInterfaceType);string tempMac = nic.GetPhysicalAddress().ToString();if (nic.Speed > maxSpeed &&!string.IsNullOrEmpty(tempMac) &&tempMac.Length >= MIN_MAC_ADDR_LENGTH){Console.WriteLine("New Max Speed = " + nic.Speed + ", MAC: " + tempMac);maxSpeed = nic.Speed;macAddress = tempMac;}}// return macAddress; }/// <summary>/// Finds the MAC address of the first operation NIC found./// </summary>/// <returns>The MAC address.</returns>public static string GetFirstMacAddress(){string macAddresses = string.Empty;foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces()){if (nic.OperationalStatus == OperationalStatus.Up){macAddresses += nic.GetPhysicalAddress().ToString();Console.WriteLine(macAddresses);break;}}return macAddresses;}}}

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