Nagios

How to Install and Configure Nagios on Ubuntu 18.04

How to Install and Configure Nagios on Ubuntu 18.04

Steps to Install Nagios on Ubuntu 18.04

  1. Update the repositories. The first step is to upgrade and update the repositories. ...
  2. Install the LAMP stack. ...
  3. Install Nagios Package. ...
  4. Compile the package. ...
  5. Create a group and a user. ...
  6. Install the Binary files. ...
  7. Create the systemd unit file. ...
  8. Install the external command file.

  1. How install Nagios on Linux?
  2. How do I start Nagios in Ubuntu?
  3. What command is used to install Nagios files?
  4. How do I download Nagios on Ubuntu?
  5. How install Nrpe in Linux?
  6. How do I start Nagios service in Linux?
  7. How can I tell if Nagios is running on Linux?
  8. How do I access Nagios?
  9. What is the latest version of Nagios?
  10. Does Nagios use Apache?
  11. How do I set up Nagios?
  12. How do I add a host to Nagios?

How install Nagios on Linux?

  1. Step 1: Install Required Dependencies. ...
  2. Step 2: Create Nagios User and Group. ...
  3. Step 3: Download Nagios Core 4.4. ...
  4. Step 4: Extract Nagios Core and its Plugins. ...
  5. Step 5: Customizing Nagios Configuration. ...
  6. Step 6: Install and Configure Web Interface for Nagios. ...
  7. Step 7: Compile and Install Nagios Plugin.

How do I start Nagios in Ubuntu?

Starting and Stopping Nagios

  1. Init Script: The easiest way to start the Nagios daemon is by using the init script like so: /etc/rc.d/init.d/nagios start.
  2. Manually: You can start the Nagios daemon manually with the -d command line option like so: /usr/local/nagios/bin/nagios -d /usr/local/nagios/etc/nagios.cfg.

What command is used to install Nagios files?

Now we can run these make commands to install Nagios, init scripts, and sample configuration files: sudo make install. sudo make install-commandmode. sudo make install-init.

How do I download Nagios on Ubuntu?

  1. Step 1 - Install Packages Dependencies. First, we will update the Ubuntu repository and install some packages dependencies for the Nagios installation. ...
  2. Step 2 - Install Nagios Core 4.4. ...
  3. Step 3 - Install Nagios Plugins and NRPE Plugin. ...
  4. Step 5 - Add Linux Host to Monitor. ...
  5. Step 5 - Testing. ...
  6. 1 Comment(s)

How install Nrpe in Linux?

How To Install NRPE on CentOS/RHEL 7/6

  1. Step 1 – Install EPEL Repository. NRPE packages and plugins are available under EPEL yum repository, Enable EPEL repository using one of below commands. ...
  2. Step 2 – Install NRPE and Nrpe-plugins. ...
  3. Step 3 – Configure NRPE. ...
  4. Step 4 – Start NRPE Service. ...
  5. Step 5 – Test NRPE from Nagios Server.

How do I start Nagios service in Linux?

Starting Nagios Core

  1. Init Script: The easiest way to start the Nagios Core daemon is by using the init script like so: /etc/rc.d/init.d/nagios start.
  2. Manually: You can start the Nagios daemon manually with the -d command line option like so: /usr/local/nagios/bin/nagios -d /usr/local/nagios/etc/nagios.cfg.

How can I tell if Nagios is running on Linux?

Check that nagios is Running

WARNING: in the tradition of "Debian Knows Best", their definition of the check_http command in /etc/nagios-plugins/config/http.

How do I access Nagios?

Step 4 — Accessing the Nagios Web Interface

Enter the login credentials for the web interface in the popup that appears. Use nagiosadmin for the username, and the password you created for that user. As you can see, Nagios is monitoring only “localhost”, or itself.

What is the latest version of Nagios?

The latest version of Nagios Core is 4.4. 6 was released on 2020-04-28.

Does Nagios use Apache?

Engage with the community of users including those using the open source solutions.

How do I set up Nagios?

Installing Nagios

  1. Update the system and install the required packages: ...
  2. Create a user to run Nagios: ...
  3. Download the sources of Nagios, untar them and enter the directory: ...
  4. Before compiling the software, define the user and group to use: ...
  5. Compile the software: ...

How do I add a host to Nagios?

Open main Nagios configuration file and insert the line, cfg_dir=/usr/local/nagios/etc/objects/kifarunix-demo under the OBJECT CONFIGURATION FILE(S) section. Next, create your host object definition file. Next, define you hosts details such as hostname, IP address and the host template to use.

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