Open Source Monitoring System for performance and availability.
Nagios network monitoring software is enterprise server monitoring
Manage and interpret IPMI systems with common a software tool
Firewall 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
Acquires external IP address from command line