How to Validate the Mac ID'

Question

How to Validate the MacId's While installing the Software.

Kunal Vaishya · Answer

private string GetMACAddress() { try { //Using System.Management ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration"); ManagementObjectCollection moc = mc.GetInstances(); string MACAddress = string.Empty; foreach (ManagementObject mo in moc) { if ((MACAddress.Equals(string.Empty))) { if (Convert.ToBoolean(mo("IPEnabled"))) MACAddress = mo("MacAddress").ToString(); mo.Dispose(); } MACAddress = MACAddress.Replace(":", "-"); } return MACAddress; } catch (Exception ex) { } }

siri · Answer

public string GetMACAddress() { ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration"); ManagementObjectCollection moc = mc.GetInstances(); string MACAddress = String.Empty; foreach (ManagementObject mo in moc) { if (MACAddress == String.Empty) // only return MAC Address from first card { if ((bool)mo["IPEnabled"] == true) MACAddress = mo["MacAddress"].ToString(); } mo.Dispose(); } MACAddress = MACAddress.Replace(":", ""); return MACAddress; } private void Form1_Load(object sender, EventArgs e) { label1.Text = GetMACAddress(); string MyMacID = "00E04C36008K"; string MACAddress = GetMACAddress(); if (string.Equals(MyMacID, MACAddress) == true) { MessageBox.Show("Valid"); } else { MessageBox.Show("Invalid"); } } Code is working

siri · Answer

Iam Getting My system Mac Id only, I want to Validate MacId with othersystem MacId while installing my Software in that time only need to validate MacID's

Senthilkumar · Answer

Hi, If you have the MAC address and want to validate then bool isValid = Regex.IsMatch(sMacAdd, "/^([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$"); There are few ways to get the MAC address of the clients, then http://www.dotnetboss.com/2010/04/27/how-to-get-mac-address-using-c/