Monthly archive October, 2012

Install iRedMail mail server on CentOS 5 or 6, Debian, Fedora, Ubuntu


iRedMail is an opensource mail solution that is small to medium business . If you do not require the calendering solution iRedMail is probably the safest and easiest to deploy and manage. This post takes you the through the installation Read More →

use yum whatprovides to find the right package


Say you are trying to execute some binary on your linux box and a missing error looking for some package is throw at you, the next step you would take is to find and install it. How to find the Read More →

How to add reporting to icinga using Icinga reporting package.


Continuing our efforts towards adding capabilities to icinga, this post is about adding reporting to our instance. This post assumes that you have icinga, idoutils and icinga-web up and running, if not then you can follow the post here. Read More →

How to use check_by_ssh plugin for monitoring nagios or icinga


Nagios provides you a lot of ways to monitor remote hosts, NSCA (Nagios Service Check Acceptor) and NRPE (Nagios Remote Plugin Executor) are some popular ones. However, you are required to compile and run these as services, this may not Read More →

Install Icinga advanced web interface on CentOS/RHEL 5 or 6, Fedora


Earlier I wrote a post about installing icinga, this post extends its capabilities by adding an advanced interface to it. The new interface is quite cool and you should give it a try. I assume that you already have icinga Read More →

Install nagvis for nagios or icinga on CentOS/RHEL 5 or 6


NagVis is a visualization addon for the well known network managment system Nagios. NagVis can be used to visualize Nagios Data, e.g. to display IT processes like a mail system or a network infrastructure. (Source

Install nagvis for nagios or Read More →

How to configure network on CentOS/RHEL 5 or 6


This post is about configuring network on RHEL and CentOS running servers. There are number of methods available for the same and I am going to highlight the most popular ones for you. Lets start with the easiest of them Read More →

Install pnp4nagios graphing solution for Nagios or Icinga on CentOS/RHEL 5 or 6


If you are looking for a graphing solution which can design some cool graphs of the services and host being monitored by nagios, pnp4nagios is one of popular ones you should consider. I have been using it for some time Read More →

Solve: check_mailq ERROR: is not executable by (uid 0:gid(0 10 6 4 3 2 1 0))


If you are looking to monitor mail queue of a mail server such as qmail, nagios provide a plugin called check_mailq. I recently used it on a server running qmail however it did not run out of the box. After Read More →

Install Thruk Monitoring Webinterface for Nagios Icinga on CentOS RHEL


Thruk is an independent multibackend monitoring webinterface which currently supports Nagios, Icinga and Shinken as backend using the MKLivestatus addon(Source Thruk is a nice interface which provides you some additional features like web based configuration and SLA reporting.

Install Thruk Read More →

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