http://www.infoworld.com/slideshow/89815/13-killer-open-source-admin-tools-213956#slide2
http://serverfault.com/questions/259860/sysadmin-change-tracking-control-app-thats-lamp-based-free-wonderful
http://www.infoworld.com/slideshow/89815/13-killer-open-source-admin-tools-213956#slide2
http://serverfault.com/questions/259860/sysadmin-change-tracking-control-app-thats-lamp-based-free-wonderful