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Here users can find basic information about how to install, configure, and manage the Nagios system and networking monitoring tool. The Nagios tutorials listed here are designed for users at the beginner level that want to develop the necessary skills to be a Nagios administrator.
Nagios was created by Ethan Galstad and initially released in the spring of 1999. Licensed under the GNU General Public License version 2 and available as free software, Nagios is currently the most popular computer and network monitoring software application. Nagios monitors hosts and services alerting administrators when things change.
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Nagios Training Schedule:
Basic Nagios Class
(4 days a week 2 PM - 4:30 PM Eastern)
March 5, 6, 7, 8, 12, 13, 14, 15
(4 days a week 2 PM - 4:30 PM Eastern)
April 16, 17, 18, 19, 23, 24, 25, 26
Advanced Nagios Class
(4 days a week 11 AM -1:30 PM Eastern)
March 5, 6, 7, 8, 12, 13, 14, 15
(4 days a week 11 AM -1:30 PM Eastern)
April 16, 17, 18, 19, 23, 24, 25, 26
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Before you update your Nagios XI server be sure to create a good backup that could be used to recover if there are problems. This article provides you a script that you can use to backup Nagios XI before an upgrade and shows how to perform the upgrade of Nagios.
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You have built a rock solid firewall, tested it with nmap scanning for ports that were open, locked down SSH with port knocking, restricted outgoing ports with iptables, setup psad to block attacks, and tcp_wrappers to limit access so you are set right? Well, not exactly....
