Some of the tools for network management
Big Picture /Discovery
- OpenNMS http://www.opennms.org/
- Netdisco https://en.wikipedia.org/wiki/Netdisco http://netdisco.org/
- TclMon http://tclmon.sourceforge.net/screenshots.php https://en.wikipedia.org/wiki/TclMon
Network Details
Monitoring, Reporting, Automation
wp:Comparison of network monitoring systems
- monit http://mmonit.com/monit/ I've found monit to be very easy to use and extremely useful as a tool to monitor small things and tiny details as well as general services.
- Nagios https://en.wikipedia.org/wiki/Nagios
Distros
Infrastructure in a box