The primary goal of the Network UPS Tools (NUT) project is to provide support for Power Devices, such as Uninterruptible Power Supplies, Power Distribution Units, Automatic Transfer Switches, Power Supply Units and Solar Controllers. NUT provides a common protocol and set of tools to monitor and manage such devices, and to consistently name equivalent features and data points, across a vast range of vendor-specific protocols and connection media types.
Nagios Open Source network monitoring software - The Standard In ITM
Nagios network monitoring software is a powerful, enterprise-class host, server, application, and network monitoring tools. Designed to be fast, flexible, and rock-solid stable. Nagios runs on *NIX hosts and can monitor Windows, Linux/Unix/BSD, Netware, and network devices.
Gives you the ability to operate Windows using PMCP alone, with its collection of useful utilities. Also includes several network tools. Written in pure C with Win32 API for maximum portability.
`flowstats' is a collection of tools designed to monitor the network traffic of a local machine or a whole infrastructure, thanks to its distributed system. WARNING: this project is in an early stage, don't use it in a production environment.
AIX system performance monitortools. Displays or records the AIX kernel performance parameters. This the 'monitor' program by Jussy Mäki and Marcel Mol with new features (support for RRDtool) added.