Introduction: systemd manages services and daemons on your machine Before that job was done by init, now all distros use systemd Systemd is the first process, and it has process…Continue readingChapter 4 – Services and Daemons
Find our network configuration Examples of using IP suite Adding and configuring network interfaces DNS on Linux Configuring NTP Listing firewall rules Adding firewall rules See running services and ports…Continue readingChapter 3 – Networking and Firewalls
There are two methods that I learned about when I wanted to change hostname on CentOS 7. Method 1: To see hostname: Simply, we can check what is our system’s…Continue readingHow to change hostname on CentOS 7
When you are configuring SSH in order to change default port 22 into some random number, you will probably be prompted with an error that says: semanage command not found.…Continue readingHow to install semanage on CentOS 7
What is boot loader? A bootloader (boot program, bootstrap loader) is a special software that sits under the Linux operating system and after we power-up our system, a bootloader fires…Continue readingSetting a boot loader password