来自「C语言操作ADO数据库 这些操作是对一个微软Access 2000数据库进行的」· 代码 · 共 8 行

ManagementObjectSearcher query =new ManagementObjectSearcher("SELECT * FROM Win32_NetworkAdapterConfiguration") ;
ManagementObjectCollection queryCollection = query.Get();
foreach( ManagementObject mo in queryCollection ) 
{ 
   if(mo["IPEnabled"].ToString() == "True")
     MessageBox.Show(mo["MacAddress"].ToString());
}