ProHoster > Articles on: Yuri Gagarin

Author: Yuri Gagarin

A technical specialist at ProHoster with over six years of experience in server administration, VPN solutions, and network security. I manage infrastructure setup and support, monitor service stability, and implement solutions to protect client data. I also contribute to performance optimization and compliance with modern security and privacy requirements.

1. NGFW for Small Businesses. New CheckPoint 1500 Security Gateway Line

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More than two years have passed since the publication of the article, and the 1400 series models have now been discontinued. It's time for changes and innovations, a task that CheckPoint aims to implement in the 1500 series. In this article, we will examine models designed to protect small offices or company branches, presenting technical specifications, delivery features (licensing, management schemes, and administration), and touching on […]

Release of Display Server Mir 2.0

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The release of the Mir 2.0 display server has been announced, which continues to be developed by Canonical despite the discontinuation of the Unity shell and Ubuntu editions for smartphones. Mir remains in demand for Canonical projects and is now positioned as a solution for embedded devices and the Internet of Things (IoT). Mir can be used as a compositing server for Wayland, allowing it to run in environments […]

2. NGFW for small business. Unboxing and setup

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We continue our series of articles on working with the new SMB CheckPoint product line. In the first part, we described the features and capabilities of the new models, as well as management and administration methods. Today, we will examine the deployment scenario of the higher model in the series: CheckPoint 1590 NGFW. Here’s a brief summary of this part: Unpacking the hardware (description of components, physical and network connection). Initial device initialization. Initial configuration. […]

Manage network connections in Linux using the console utility nmcli

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Utilize all the capabilities of the NetworkManager network connection management tool in the Linux command line using the nmcli utility. The nmcli utility interacts directly with the API to access NetworkManager's functions. It was introduced in 2010 and has become an alternative way to configure network interfaces and connections for many users, although some still use ifconfig. Since nmcli is […]

What are the dangers of the MongoDB SSPL license for you?

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Reading the FAQ on the SSPL MongoDB license, it seems that there is nothing alarming in its change, unless you are a "big and cool cloud solutions provider." However, I have to disappoint you: the consequences for you will be much more serious and worse than you might think. Translating the image: What is the impact of the new license on applications built using MongoDB and […]

Booty — a utility for creating bootable images and drives

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The Booty program has been introduced, which allows users to create bootable initrd images, ISO files, or drives with any GNU/Linux distribution in a single command. The code is written in POSIX shell and is distributed under the GPLv3 license. All distributions loaded using Booty operate either in SHMFS (tmpfs) or in SquashFS + Overlay FS, at the user's choice. The distribution is created once, […]

The release of GNU Binutils 2.35

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The release of the GNU Binutils 2.35 system utility set has been announced, which includes programs such as the GNU linker, GNU assembler, nm, objdump, strings, and strip. In the new version: The assembler has added the option "—gdwarf-5" for generating ".debug_line" debug tables with line number information in DWARF-5 format. Support for Intel SERIALIZE and TSXLDTRK instructions has been added. New options "-mlfence-after-load=", ‘-mlfence-before-indirect-branch=" […

Installing the HAProxy load balancer on CentOS

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The translation of the article has been prepared ahead of the launch of the course "Linux Administrator. Virtualization and Clustering". Load balancing is a common solution for horizontally scaling web applications across multiple hosts while providing users with a single point of access to the service. HAProxy is one of the most popular open-source load balancing software that also ensures high availability and proxying functionality. […

There's a controller – no problem: how to easily maintain wireless network operation

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In 2019, the consulting firm Miercom conducted an independent technology assessment of Cisco Catalyst 9800 Series Wi-Fi 6 controllers. For this study, a testbed was assembled featuring controllers and Wi-Fi 6 access points from Cisco, and an evaluation of the technical solution was conducted in the following categories: Availability; Security; Automation. The results of the study are presented below. Since 2019, the functionality of Cisco controllers […]

An initiative to create GNOME OS builds for real hardware

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At the GUADEC 2020 conference, a report was presented on the development of the "GNOME OS" project. Initially conceived plans for developing "GNOME OS" as a platform for creating operating systems have now transformed into viewing "GNOME OS" as a build that can be used for continuous integration, simplifying the testing of applications in the codebase being developed for the next release of GNOME, assessing the progress of development, […]

In GNOME, they proposed to consider the environmental impact of development

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Philip Withnall from Endless spoke at the GUADEC 2020 conference about introducing tracking of the environmental impact of GNOME application development. For each application, it is proposed to display a 'Carbon Cost' parameter, showing the estimated level of carbon dioxide emissions into the atmosphere and allowing assessment of how development affects global warming. According to the speaker, despite this idea, […]

NoiseTorch, a noise suppression application for microphones

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The NoiseTorch application has entered the beta testing phase. It provides an interface for real-time microphone noise suppression. The program is equipped with a graphical interface for parameter settings and uses PulseAudio to redirect audio streams. To enable noise suppression in any audio application, simply select the NoiseTorch virtual microphone from the list of audio input devices. The code is written in Go and is distributed […]

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