AWStats Log Analyzer
Snare Enterprise: bit.ly/Snare-Trial
Ping monitoring tool (32 Bit) for any Windows System (x86 or x64)
Pinger alert, STATICTICAL TABLES, send EMAILs or SMS by SMS GATEWAY
A multi-platform universal log collector and forwarder
Free Syslog Server for Windows with a graphical user interface
Visual Syslog Server for Windows with a graphical user interface.
Logs IP to IP contact, number of packets, bytes.