LanSpy — network security scanner
If you want to know who works on a remote computer, what kind of OS is installed on a remote computer or you are just interested when this computer was startup, then you should use LanSpy. This program in few seconds will explore a remote computer and display the information that it was able to collecte about it.
http://www.lantricks.com/lanspy/index_e.php
http://www.lantricks.com/lanspy/index_e.php