Nagios

Nagios is The Industry Standard In IT Infrastructure Monitoring, providing network monitoring software to enterprises globally. Network and Server monitoring software and tools that provides performance metrics and alerting for your IT infrastructure. Nagios XI provides monitoring of all mission-critical infrastructure components including applications, services, operating systems, network protocols, systems metrics, and network infrastructure. Hundreds of third-party addons provide for monitoring of virtually all in-house and external applications, services, and systems. Nagios Log Server greatly simplifies the process of searching your log data. Set up alerts to notify you when potential threats arise, or simply query your log data to quickly audit any system. With Nagios Log Server, you get all of your log data in one location, with high availability and fail-over built right in. Nagios Network Analyzer provides an in-depth look and analysis of all netflow data.