How to Install Nagios on Ubuntu 18.04 Bionic Easy Guide

Nagios Ubuntu 18.04 - Installing

6. Moreover, to Compile and Install Nagios Core for Ubuntu.

   cd /tmp/nagios*

   ./configure --with-command-group=nagcmd

   make all

   sudo su

   If Got “User is Not in Sudoers file” then see: How to Enable sudo

   make install

   make install-init

   make install-config

   make install-commandmode

7. Follow Installing Nagios Core Web Interface
   First, Make the needed directory:

   mkdir -p /etc/httpd/conf.d/nagios.conf

   And then Install it:

   make install-webconf