Live Raizo is a live distribution based on Debian to experiment the system administration on simulated networks and real devices. It contains simulators of networks and systems (GNS3, VirtualBox, QEmu, VPCS) and also Debian virtual machines already integrated into GNS3. Live Raizo also includes tools to interact with real devices: minicom, Putty, Wireshark, as well as DHCP, DNS, FTP, TFTP and SSH servers.