Everytime I build a new server one of the feature that I immediately configure is to install security update automatically for the Operating System and installed pakckages. In Debian you…
I have several e-mail accounts that are managed from a single server. The way they are managed consists in having fetchmail retrieving (fetching, indeed) every configured amount of seconds. Of…
Yet another small how-to that will work mainly as a way for myself to remember how I did setup a QNAP NAS Appliance to use rsync with ssh and make…
I have been promising to myself for very long time that one day I had to have a computer as much privacy focused as possible. As I cannot afford to…
Recently the GitHub user ph4r05 released some commits for the Monero wallet GUI that enabled the use of Trezor Model T with the Monero cryptocurrency (XMR). As the commits are…
During the last months I am using OPNSense as my firewall (moving away from PFSense). At the very beginning I was using it on an apu2d board but then I…
The goal of this article is to cover a complete configuration of OpenVSwitch and KVM networking to have ports of the virtual switch allowing trunking toward the KVM guests. The…
Here we go with another Lab with GNS3 and IOU. This time is to review and practice the OSPF configurations as well as LSA types, Areas, routing table, virtual links…
Hi there! Yet another GNS3 laboratory for a bit of practice. This time I arranged the starting configuration to play with RIP and RIPng following the exercise found on TCP/IP…
This GNS3 laboratory is a simple reproduction of the Configuration exercise number 3 of Chapter 3 (static routing) of the well known book TCP/IP Volume 1 for the CCIE professional…
This is mainly a reminder for myself and for who is working with subnetting and with the always arising question about how to work with subnets design. The question to…
After talking about this topic with a friend during last week, I decided to start running a local DNS server in my home network. The goals of the server are:…
In this post I will show you again the power of GNS3 in doing laboratories to test new features. I will provide you a Lab example to configure and test…
A lot of times, when you would like to reproduce some behavior in a Network, you need to add a lot of basic configs on your routers and switches. You…
Maybe this article will not bring to your knowledge something new, but it happened to me in the recent past that not all the friends and collegues I was talking…