Installing Nagios 4
This document contains the information and steps to proceed to install and configure the Nagios monitoring system on an Ubuntu Server 14.04 using the Nrpe 2.16RC2.
Nrpe 2.16RC2 is still not at its last (or defined stable) version but, tests shows that this release does not have particular issue.
This plugin is a great improvement since it provides an increase of security thanks to the use of server-client certificates and an improvement of the encryption system.
For an easy view on the configuration file, some samples of the same are inside this document.
In details, these are the main points of the document:
For this document I will skip directly to the steps I’d use to install a Nagios monitoring Server on an Ubuntu Server 14.04, I will test its configuration on another Ubuntu Server 14.04 and the checks will be done using the check_by_ssh command, this allows the servers to have an encrypted communication.
I have never played a lot around Windows installation but this project really caught me!
Just imagine you are at home and your pc stops working.. well.. you’ll gonna format it and in a couple of hours the pc is ready with all the software updated.
But.. what if you must take care of 50+ pcs? Continue reading
I wrote this document with the intent to keep track of the project that I recently followed.
Working mainly with Microsoft platform is easy to forget how to setup a Linux, and in this case, a CentOS machine. Something that should not happen!
Here I explain the steps to build a stable website with the use of a shared drive, which is the root of the website, and a program called Heartbeat which allows the machines to work even when a fault of 1 of them is found. Continue reading
Not much to say, instead of running it double-clicking on the .exe, use the command prompt and run it like this:
Remember to add the Framework 3.5 Feature and you are ready to install vhe Vclient on a domain controller
I recently wanted to upgrade the recovery and rom of my Samsung Galaxy Mini (S5570), when I ran into a problem:
Any ROM I tried to install, failed the installation reporting codes and “installation aborted status 7”.
This game is amazing! I start with saying that I really love it and I’ve been playing for 5 months now..
But.. It takes too much in my opinion to build buildings and not everybody wants to spend money for tiny stuff of the game..
This hack I’m going to explain works only with Android devices because I am going to use another program which can be found on the Google Play, it is Gamekiller, downloadable from here. Continue reading
One of my latest projects was to set up a signature for my company, different departments worked together to create the design and once the HTML file was ready, I started to create the script to make the signature dynamic so to fetch some info from Active Directory and a script to deploy it on all the clients. Continue reading
Few hours ago happened that while resetting the password to a domain user, Active Directory reported that it changed but the user still couldn’t log in, it was neither a problem about “unlocking account” after some tries. Continue reading
After a long period of resting, I wish to spend few words about the importance of information security in any environment, it can be at work, university and also at home.
About the first two, I’d like to tell some episode of what I’ve done some time ago…