How to Setup Postfix Mail Server (SMTP) using null-client Configuration – Part 9
Regardless of the many online communication methods that are available today, email remains a practical way to deliver messages from
RHCE Series: Implementing HTTPS through TLS using Network Security Service (NSS) for Apache – Part 8
If you are a system administrator who is in charge of maintaining and securing a web server, you can’t afford
How to Use Conspy to View and Control Remote Linux Virtual Consoles in Real Time
Computer networks have made it possible for end users to interact one with another in several ways. They have also
Setting Up NFS Server with Kerberos-based Authentication for Linux Clients – Part 7
In the last article of this series, we reviewed how to set up a Samba share over a network that
Installation and Configuration of TACACS+ with Cisco Router on Debian 8 Jessie
Technology today relies heavily on networking equipment and proper configuration of that networking equipment. Administrators are tasked with ensuring that
How to Backup/Restore MySQL/MariaDB and PostgreSQL Using ‘Automysqlbackup’ and ‘Autopostgresqlbackup’ Tools
If you are a database administrator (DBA) or are responsible for maintaining, backing up, and restoring databases, you know you
10 Useful Linux Command Line Tricks for Newbies – Part 2
I remember when I first started using Linux and I was used to the graphical interface of Windows, I truly
How to Install YTP-DL to Download Songs from YouTube Videos
youtube-dl is a Python based small command-line tool that allows to download videos from YouTube.com, Dailymotion, Google Video, Photobucket, Facebook,
How to Record Programs and Games Using ‘Simple Screen Recorder’ in Linux
One of the best ways to learn a particular subject is by explaining it to others. Needless to say, each
Setting Up Samba and Configure FirewallD and SELinux to Allow File Sharing on Linux/Windows Clients – Part 6
Since computers seldom work as isolated systems, it is to be expected that as a system administrator or engineer, you
How to Install PHP 7 with Apache and MariaDB on CentOS 7/Debian 8
Last last week (more precisely on Aug. 21, 2015), the PHP development team announced the availability of the latest release
Setting Up High-Performance ‘HHVM’ and Nginx/Apache with MariaDB on Debian/Ubuntu
HHVM stands for HipHop Virtual Machine, is an open source virtual machine created for running Hack (it’s a programming language