Administration Section
Today we will start studying routers. If you have completed my video course from lessons one to seventeen, you have already learned the basics of switches. Now we move on to the next device — the router. As you may know from the previous video lesson, one of the topics of the CCNA course is called Cisco Switching & Routing. In this series, we will not study […]
How often do you hear this seemingly simple phrase from your acquaintances, loved ones, and colleagues? As the government and giant companies implement increasingly sophisticated tools for controlling information and tracking users, the percentage of misled individuals grows, who take as a given the rather obvious statement that 'if I […]
Introduction The motivation to write this article, aside from vanity, was the alarming frequency of questions regarding this topic in specialized groups within the Russian-speaking Telegram community. The article is aimed at novice administrators of Mikrotik RouterOS (hereafter ROS). It focuses solely on multicast, emphasizing routing. As a bonus, it includes minimally sufficient settings for ensuring secure and user-friendly operation. Those seeking to explore topics such as queues and load balancing […]
IP ATC Asterisk is a powerful tool in the field of IP telephony. The FreePBX web interface, designed for Asterisk, greatly simplifies configuration and lowers the entry barrier to the system. If you can think of any task related to IP telephony, it is almost certainly achievable with Asterisk. But be prepared for persistence and patience. We faced […]
An interesting Friday story involves American security researcher Joseph Tartaro. He wanted to stand out by ordering not just a custom license plate, but one that reflects his profession. His first thought was to play with SEGFAULT or something similar. Ultimately, he settled on the plate NULL for his car and VOID for […]
I came across yet another list titled '10 Reasons to Switch from Windows 10 to Linux' and decided to create my own list of what I dislike about Windows 10 — the OS I am currently using. I do not plan to switch to Linux in the near future, but that does not mean I am happy with everything changing in the operating […]
TL;DR: A newcomer saw Haiku for the first time and is trying to port some programs from the Linux world. My first ported program for Haiku, packaged in its hpkg format. Recently, I discovered Haiku, an unexpectedly good operating system for PCs. Today, I will be learning how to port new programs to this OS. The main focus will be on describing my first experience transitioning to […]
A few words from our translation bureau: usually everyone strives to translate the latest materials and publications, and we are no exception. However, terminals are not something that gets updated weekly. Therefore, we have translated an article by Antoine Beaudry, published in Spring 2018: despite its considerable 'age' by modern standards, we believe the material has not lost its […]
Good day, everyone! I want to share a simple guide on 'How to stop manually pinging a dozen hosts. No registration or SMS needed!'. From the vastness of the Internet. Important: I'm not a programmer or a system administrator, but I often have to work with a large set of servers and services, and I wrote this script for my own convenience. Anyone who might find this useful […]
There's no better time to learn than today. It's 2019, and the topic of DevOps is more relevant than ever. They say the days of system administrators are over, just as the era of mainframes has passed. But is that really true? As often happens in IT, the situation has changed. The DevOps methodology has emerged, but it cannot exist without a human […]
So, the official launch of the Red Hat OpenShift 4 platform has taken place. Today, we will show you how to transition to it from OpenShift Container Platform 3 in the quickest and easiest way. In this article, we are primarily interested in the new OpenShift 4 clusters that utilize an immutable infrastructure based on RHEL CoreOS and […]
Today we will summarize our training and discuss what we will study in the remaining video lessons. Since we are using Cisco's educational materials, we will visit the company's website at www.cisco.com to see how much we have learned and how much remains to complete the course. Translator's note: Since the release of this video on November 28, 2015, the design of the Cisco website and content […]