February 2007
Intermediate to advanced
264 pages
6h 25m
English
Content preview from Building a Monitoring Infrastructure with NagiosBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 4. Configuring Nagios
After installation, you need to configure Nagios before it can start. Nagios is configured by way of text files that contain directives and definitions. It can be a beast to configure for the first time because the definitions are self-referential and there’s a lot to define.
To get started, Nagios needs to call plugins during a time period against hosts and services and send notifications to contacts if a check returns a bad status, so you need to define the checks, time periods, hosts, services, notification commands, and contacts (and that’s all mandatory). Because so many objects refer to so many other objects, it can be hard to know where to begin to explain it all. Don’t be discouraged; Nagios comes with options ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.