This is a utility for inventorying all your computer assets. It is a fully automated network scanning utility that requires no client-side installations, no messy login scripts to process, and causes no interference with the client systems being scanned. This software utilizes the Microsoft Management Instrumentation interface to query systems and has the ability to scan Windows 98/ME, Windows NT, Windows 2000, and Windows XP workstations and servers.
WMI Asset Logger is a multifaceted utility that has the ability to return a great deal of information about windows based computer systems on your network, all from the convenience of your Windows XP workstation.
WMI Asset Logger is also much more than that too, it is an administrator

The license of this software is Freeware, you can free download and free use this network inventory software.