SMAC是一个强大的也是一个易于使用的和直观的Windows MAC地址修改应用软件，它允许用户为在Windows 2000, XP, 和 2003 Server系统上的几乎任何的NIC转换MAC地址，而不管这些NIC产品是否允许修改。-SMAC is a powerful is an easy to use and intuitive Windows MAC Address modified application, which allows users in Windows 2000, XP, and 2003 Server systems convert almost any NIC MAC address, regardless of whether the products of these NIC allow modification.