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Monitoring Server

Nagios Plugin : check ssl certificate expiry date

December 11, 2014 by Sharad Chhetri 15 Comments

We have created a Nagios plugin called check_ssl_cert_expiry . The nagios plugin will send the alert (warning/critical) before SSL Certificate expiry date. We have tested this plugin to check HTTPS website URL. It is working very well. Why we require check_ssl_cert_expiry nagios plugin To know how many days are left before date of expiration of […]

Filed Under: Monitoring Server Tagged With: Nagios

check_ELBinstance : Nagios Plugin to check instances attached with ELB

November 27, 2014 by Sharad Chhetri 5 Comments

Recently I created a new nagios plugin which check the no. of instances attached in ELB (Elastic Load Balancer) . Here we are talking about ELB in AWS (Amazon Web Service) Cloud. Elastic Load Balancing automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud. Details of check_ELBinstance nagios plugin Requirement : […]

Filed Under: Monitoring Server Tagged With: Nagios

How to install Nagios on CentOS 7 / RHEL 7

August 29, 2014 by Sharad Chhetri 5 Comments

In this tutorial we will learn about how to install Nagios 4 on CentOS 7/RHEL 7 . To install nagios we will use its stable source code, which is avaible at Nagios site. Nagios is one the most popular, stable and reliable monitoring tool. It is available as free and Open source package called Nagios […]

Filed Under: Linux, Monitoring Server Tagged With: centos 7, Nagios

How to install Nagios 4 from source on Ubuntu 14.04 LTS

August 25, 2014 by Sharad Chhetri 22 Comments

In this tutorial we will learn, how to install Nagios 4 from source on Ubuntu 14.04 LTS. In this practical I have seen some problems while Nagios core 4 installation. Because in Ubuntu 14.04 LTS is shipped with new Apache 2.4 version ,it was quite obvious some extra steps we have to do. I will […]

Filed Under: Linux, Monitoring Server Tagged With: Nagios, ubuntu

Install vshell frontend on Nagios Core 4 Ubuntu 12.04 LTS

February 8, 2014 by Sharad Chhetri 1 Comment

In this tutorial we will learn about, how to install vshell frontend on Nagios Core 4 Ubuntu 12.04 LTS. Nagios vshell is php based web interface for Nagios Core.It is lightweight and easy to customize. To get the details of Nagios Vshell , here is the link. To install vshell frontend on Nagios Core 4 […]

Filed Under: Linux, Monitoring Server Tagged With: Nagios, vshell

Install and configure nagios core 4 on Ubuntu 12.04 LTS

February 8, 2014 by Sharad Chhetri 35 Comments

In this tutorial we will install and configure nagios core 4 on Ubuntu 12.04 LTS. Nagios Core 4 has recently been released,at the time of writing this post Nagios core 4.0.2 was available. Nagios is one of the most popular,reliable and robust Monitoring System.You can find number of plugins to monitor the network and server […]

Filed Under: Linux, Monitoring Server Tagged With: Nagios

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