Visit www.nagios.org/about/ for more information on Nagios - including features, capabilities, and technical specifications.
These quickstart guides are intended to provide you with simple instructions on how to install Nagios from source (code) and have it monitoring your local machine inside of 20 minutes. No advanced installation options are discussed here - just the basics that will work for 95% of users who want to get started.
Quickstart installation guides are currently available for the following Linux distributions:
You can also find additional quickstart guides on the Nagios Community Wiki. Can't find a quickstart for your particular OS? Nagios Core is a community project and if you end up writing one, you can post it to the wiki for others to read!
If you are installing Nagios on an operating system or Linux distribution that isn't listed above, read the Fedora quickstart for an overview of what you'll need to do. Command names, paths, etc. vary widely across different OSes/distributions, so you'll likely need to tweak the installation docs a bit to work for your particular case.
Once you get Nagios installed and running properly, you'll no doubt want to start monitoring more than just your local machine. Check out the following docs on how to set up the Nagios Core configuratio and go about monitoring more things ...
Hundreds of community-developed addons provide additional GUIs and reporting, monitoring, and notification functionalities for Nagios. Visit the Nagios Exchange website at exchange.nagios.org to see some really cool things you can use to trick out your Nagios installation.
Visit the Nagios Library at library.nagios.com for Nagios tutorials, videos, documentation, and more.
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