var objVcVirtualMachineConfigInfo = objVcVirtualMachine.config;
var objVcVirtualHardware = objVcVirtualMachineConfigInfo.hardware;
var arrVcVirtualDevice = objVcVirtualHardware.device;
var strMacAddress = "";
for (var i in arrVcVirtualDevice )
{
var objVcVirtualDevice = arrVcVirtualDevice .pop();
if (objVcVirtualDevice )
{
System.debug("currentDevice: " + objVcVirtualDevice);
if (objVcVirtualDevice instanceof VcVirtualVmxnet3)
{
System.debug("found network card on " + objVcVirtualDevice);
strMacAddress =objVcVirtualDevice.macAddress;
exit;
}
}
}