How to configure postfix on Centos
Reading Time: 3 minutes How to configure postfix on Centos
What is Linux and How Does Linux Work
Reading Time: 3 minutes What is Linux? Linux is an open-source operating system renowned for its stability, security, and flexibility. Beginners can start by choosing a distribution like Ubuntu or Fedora, installing it alongside or replacing their existing OS, and familiarizing themselves with basic commands and package management. Dive into Linux for a customizable… Read More »What is Linux and How Does Linux Work
How to Create Alias in Linux
Reading Time: 3 minutes How to Create Alias in Linux. Learn how to enhance your Linux command-line efficiency by creating and using alias commands. With a simple syntax like “alias new_command=’original_command’,” streamline complex or frequently used commands, saving time and reducing errors in your workflow. Mastering aliases in Linux can significantly boost productivity and… Read More »How to Create Alias in Linux
How to Add or Remove Linux User From Group
Reading Time: 3 minutes Add or Remove Linux User From Group. Learn how to add or remove Linux users from groups effortlessly. Use the ‘usermod’ command to add a user with ‘sudo usermod -aG groupname username.’ To remove a user, utilize ‘gpasswd -d username groupname.’ Simplify user management on your Linux system with these… Read More »How to Add or Remove Linux User From Group
How to Check Open Ports in Linux
Reading Time: 3 minutes Learn how to check open ports in Linux using commands like Netstat, ss, Nmap, and lsof. Ensure network security and troubleshoot connectivity with these steps, providing a comprehensive guide for system administrators and users. How to Check Open Ports in Linux Checking open ports in Linux is essential for system… Read More »How to Check Open Ports in Linux
How to List All Running Services Under Systemd in Linux
Reading Time: 3 minutes List All Running Services Under Systemd in Linux






