1. 添加程序集
2. 引入命名空间
using System.Management;
3. 方法
ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
ManagementObjectCollection nics = mc.GetInstances();
foreach (ManagementObject nic in nics)
{
if (Convert.ToBoolean(nic["ipEnabled"]) == true)
{
string mac = nic["Mac
