Server/client suite which provides per-user access control/firewall/QOS. Robust and high speed implementation is secure against MAC/IP spoofing, and can scale to large networks with many clients. Options for additional monitoring and captive portal.
Netfilter tracker is a tracking tool for iptables logs, similar to Checkpoint(tm) Smartview Tracker. Includes storage in an embedded SQL database and a graphical application (viewer) to access filtered data.