// Turn on output buffering
ob_start();
// Get the ipconfig details using system commond
system('ipconfig /all');
// Capture the output into a variable
$mycom = ob_get_contents();
// Clean (erase) the output buffer
ob_clean();
$findme = "Physical";
// Search the “Physical” | Find the position of Physical text
$pmac = strpos($mycom, $findme);
// Get Physical Address
$mac = substr($mycom,($pmac+36),17);
$mac = str_replace('-', ':', strtolower($mac));