Link Logger - Zywall 3.52 sharewareScreenshot 

LINK LOGGER allows you to monitor your firewall traffic in real time so you can track your network for both internal and external abuses. Affordable professional logging tool with all the features including remote notification, custom alarms, hostname and whois lookups, network messaging, automatic data management, historical searches, description of port services, online updates, and much more in an easy to use and understand program.

 

Screenshot of Link Logger - Zywall 3.52