For the first time here at adminbyaccident.com I will share some information about Windows patching that I hope can shed some light and help people on deciding what to patch and how quickly to patch. Digesting Microsoft’s Patch Tuesday releases is always tricky. The amount of information is overwhelming and since almost every company on […]
Microsoft’s Patch Tuesday – April 2020
How to install software in FreeBSD with pkgng
The pkgng is the package management system in FreeBSD. It is used to install applications, and specific modules, libraries, etc. Nowadays you can select in between more than 25.000 thousand. Yes, twenty five thousand. The syntax to use is very intuitive and simple. As you may be already aware software comes in two forms. Source […]
How to install Nagios on FreeBSD
As explained in an introduction article, Nagios is a monitoring software very well established and used in production on many environments. Results are displayed in a web page so it uses a web server to publish them to the user and needs some php code to do so. It is configured through files which happen […]
How to install AWStats on FreeBSD 13.0
AWStats is a very powerful and useful software allowing webmasters count the visits to their managed websites. The tool is basically coded in Perl and it was a very popular choice before Google made it way easy when they launched their Google Analytics tool. However, nowadays not everyone is using Google Analytics services and even […]
How to manage site visitors based on IP Geolocation
Whenever someone publishes a website on the internet, most of the times, their intention is that site to be seen around the globe. However, as a site administrator you may want to divert users from one country to visit some specific version of that site, maybe because of the visitor’s language. Other times, less often […]
Networking Dictionary
This is an attempt to collect all the necessary basic vocabulary to have a very basic basic understanding of networking. Because context is also needed, some concepts or historical references will be also shown. This dictionary is an informal one, for a better, accurate, more correct and in depth understanding look somewhere else, like the […]
The root account
Users. What the hell you mean by “root”? Are you a Windows user? I bet you have the user account badly configured. By default Windows is installed under the Administrator account. And nobody bothers to change this and add a second account. That second account should be an underprivileged one. If you own the computer […]
How to replace a disk on a ZFS mirror pool
It’s happened to me, it’s happened to you, it’s happened more than one million times and it will still happen in the future. You run out of disk space or a disk fails. Nowadays you are using ZFS, and instead of having a fancy RAIDZ, because you still don’t need it, you are using a […]
How to configure Apache HTTP with a TLS reverse proxy backend on FreeBSD
A few weeks ago I published a how to guide to configure Apache HTTP as a reverse proxy. On that ocasion I was following what the average guide on the internet does on Linux. A front end server with Apache HTTP on calls a backend server where the real site is sitting. Many backend calls […]
What is GNU/Linux?
To answer this question one must split it. Plus make other questions like: «What is a, so called, Linux distro?». It seems complex and it is in a way. But let´s explain GNU/Linux in simple terms. GNU stands for GNU is Not UNIX. So it´s clear is not UNIX but it´s related to it in […]