c#获取本机的MAC

//获取本机的MAC //转载请注明来自 http://www.shang11.com 
public string getLocalMac()
{
string mac = null;
ManagementObjectSearcher query =new ManagementObjectSearcher("SELECT * FROM Win32_NetworkAdapterConfiguration") ;
ManagementObjectCollection queryCollection = query.Get();
foreach( ManagementObject mo in queryCollection )
{
if(mo["IPEnabled"].ToString() == "True")
mac = mo["MacAddress"].ToString();
}
return(mac);
}