A network security analysis and monitoring toolkit Linux distribution.
...An advanced Web User Interface (WUI) is provided for system/network administration, navigation, automation, network monitoring, host geolocation, network analysis and configuration of many network and security applications found within the NST distribution. In the virtual world, NST can be used as a network security analysis, validation and monitoring tool on enterprise virtual servers hosting virtual machines.
Morphix is a modulair distribution, with live-cd support and without any configuration (you burn the CD, you put it in your CD-Rom drive, you boot and it works... out of the box) see www.morphix.org