C# Retrieve MAC Address with WMI
We use WMI in System.Management Here is a .NET Framework 2.0 way of doing object queries in this case: ManagementObjectSearcher query = new ManagementObjectSearcher(“SELECT * FROM Win32_NetworkAdapterConfiguration”); ManagementObjectCollection queryCollection = query.Get(); string mac = “”; foreach (ManagementObject mo in queryCollection) { try { mac = mo[“MacAddress”].ToString(); MessageBox.Show(mac); } catch { } }