Nagios XI installation on CentOS 7/RHEL 7


Nagios XI

Nagios XI is a Monitoring tool to monitor servers, Networks, Services and Network infrastructure at the low price. In the last article, we knew about the installation of Nagios on CentOS 7/RHEL 7.
In this article, we will be known about the installation of Nagios XI on CentOS7/RHEL 7. Nagios XI have many features when compared to Nagios core. With Nagios XI we can get the Nagios Mobile APP, Nagvis support, DataBase Backend, Configuration Wizards, Audit Logging and Email and phone Support.

Login as root and change to /tmp directory by using cd command

[root@localhost ~]# cd /tmp

Now Download the latest version of Nagios XI from their official site.

#wget wget

Now extract and change to that directory as follows

#tar -xzvf xi-latest.tar.gz
#cd nagiosxi/

Now run the fullinstall, It will create the user nagios, group nagcmd and also install all the dependencies and configurations. I will install Nagios Core, Plugins, Databases for Backend and NRPE etc.


Once the installation completes we will get the screen as follows

Nagios Core 4.2.4
Copyright (c) 2009-present Nagios Core Development Team and Community Contributors
Copyright (c) 1999-2009 Ethan Galstad
Last Modified: 12-07-2016
License: GPL

Reading configuration data...
   Read main config file okay...
   Read object config files okay...

Running pre-flight check on configuration data...

Checking objects...
	Checked 12 services.
	Checked 1 hosts.
	Checked 1 host groups.
	Checked 0 service groups.
	Checked 2 contacts.
	Checked 2 contact groups.
	Checked 124 commands.
	Checked 8 time periods.
	Checked 0 host escalations.
	Checked 0 service escalations.
Checking for circular paths...
	Checked 1 hosts
	Checked 0 service dependencies
	Checked 0 host dependencies
	Checked 8 timeperiods
Checking global event handlers...
Checking obsessive compulsive processor commands...
Checking misc settings...

Total Warnings: 0
Total Errors:   0

Things look okay - No serious problems were detected during the pre-flight check
RET: 0
Login appears okay
Cookies appear okay
import appear okay
export appear okay

NagiosQL data imported OK.
Running './F-startdaemons'...
Redirecting to /bin/systemctl restart  httpd.service
Restarting ndo2db (via systemctl):  [  OK  ]
Restarting nagios (via systemctl):  [  OK  ]
NPCD was not running.
NPCD started.
Redirecting to /bin/systemctl restart  ntpd.service
Redirecting to /bin/systemctl restart  crond.service
Daemons started OK
Running './Z-webroot'...

Nagios XI Installation Complete!

You can access the Nagios XI web interface by visiting:

[root@localhost nagiosxi]# 

Now access Nagios XI Web interface in your favorite browser by using URL http://ip-address/nagiosxi

Fill the details like Administrator Name, Email address to receive alerts, password to login into the Web console and Time Zone then click on Next to Continue.

Click on Login to Nagios XI to access the Nagios XI web console. This Trail version of Nagios XI, its valid for 60days.

Now Authenticate with username and password, we will get the Nagios XI dashboard.

We can get thenhost details by clicking on the host Details option on the left sidebar.

Explore all the options on Dashboard to learn more about the Nagios XI and if you want to join this discussion, feel free to leave a comment!