The BizGuardian Firewall provides the most reliable Unix Kernel (FreeBSD) customized in a highly secure, easy to install software appliance that can turn any old Pentium class computer into a high performance Firewall. The complexity of installing Unix, and configuring a firewall is totally hidden behind the easy to use browser-based administration. No operating system to install, backup or configure. Includes and automatically downloads and installs all necessary software.