SmartDog is anti-spam,intrution detection software for windows/linux. And, it contains many features that are all requried by a normal user to network administrator.
Visit to the home page for more clarity.
This is a Firewall and IDS front-end, the main purpose is simplify configuration of Iptables and Fwsnort and Psad management. The Firewall provides an experimental feature to decide in real-time about each outgoing connection.