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Questions and Answers

  • CentOSLinuxQuestions and AnswersRHEL

    Adding VLAN Interface in CentOS/Fedora/RHEL

    July 21, 2020

    In this article we’ll show how to configure a tagged VLAN interface using native Linux tools on CentOS/Fedora/RedHat. We’ll study the configuration using subinterface, a separate vlanX file and tools…

  • CentOSLinuxQuestions and AnswersRHEL

    Get Started with FirewallD on CentOS 8/7

    July 15, 2020

    In CentOS 7 the FirewallD has appeared to configure traffic filtering rules. It is the tool recommended to be used to manage iptables rules. CentOS 8 is using nftables framework…

  • CentOSLinuxQuestions and Answers

    CentOS 8: Installation & Basic Configuration Guide

    July 1, 2020

    In this article we’ll cover the basic steps required to install a clean Linux CentOS 8 from scratch and initial server setup.

  • CentOSLinuxQuestions and AnswersRHEL

    How to Manage Services & Scripts Startup on CentOS/RHEL?

    June 12, 2020

    In this article, we’ll learn the basics of how to configure services and scripts to start automatically in Linux CentOS/RHEL 7/8. In particular, we’ll get acquainted with systemd daemon, learn how to…

  • CentOSLinuxQuestions and Answers

    How to Install & Configure Repositories in CentOS/RHEL?

    May 22, 2020

    The standard (official) RHEL/CentOS repositories offer a small number of basic packages that do not always contain the latest versions of programs. However, you can use third-party public or private…

  • CentOSLinuxQuestions and Answers

    Using YUM Package Manager on CentOS and RHEL

    May 7, 2020

    In this article, we’ll consider the YUM package manager that allows to manage program (RPM packages) installation, removal and updating, automatically resolve dependencies and manage additional repositories. This article will…

  • CentOSLinuxQuestions and Answers

    How to Configure MariaDB Master-Master/Slave Replication?

    April 7, 2020

    Replication in SQL databases is the process of copying data from the source database to another one (or multiple ones) and vice versa. Data from one database server are constantly…

  • CentOSLinuxQuestions and Answers

    MariaDB: Installation and Performance Optimization

    April 6, 2020

    In this article I will consider the installation, basic configuration and performance optimization of the database server MariaDB on Linux CentOS 7. At the end of the article I’ll show…

  • Questions and AnswersWindows 10Windows 7Windows Server 2012 R2

    Fix: RDP Authentication Error Has Occurred – The Function Requested Is Not Supported

    July 12, 2019

    After installing the latest security updates on my Windows 10 desktop, I can’t remotely connect to my new VDS server (running Windows Server 2012 R2) using the Remote Desktop. When…

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