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Linux Open Port: Step-by-Step Guide to Managing Firewall Ports

Managing network ports effectively is a critical skill for Linux system administrators and security professionals. Ports serve as communication endpoints that allow applications and services to send and receive data across networks.…
Complete Guide: How to Discover, Connect, Mount and Format iSCSI LUN in Red Hat Enterprise Linux 9

Introduction iSCSI (Internet Small Computer Systems Interface) is a powerful protocol that allows you to access remote storage devices over IP networks. In enterprise environments, iSCSI provides a cost-effective alternative to Fibre…
How to use grep command in Linux?

How to Use the grep Command in Linux The grep command is a powerful text-search tool in Linux, commonly used to search for specific strings or patterns in files or standard input.…
How to use Crontab: Scheduling Tasks on Linux

Using Crontab: Scheduling Tasks on Linux
Unleashing the Power: Mastering Linux Tar Utility Commands

Introduction: The Linux Tar utility is an indispensable tool for creating, extracting, and manipulating archived files in the TAR format. These archives are widely used in the Linux community for bundling and…
How to use Find Command in Linux: A Comprehensive Guide with Examples

When it comes to efficiently searching for files and directories in the Linux operating system, the “find” command is an indispensable tool. This powerful command allows you to locate files based on…
What is cat command in Linux

The cat command has a unique niche among the many Linux command-line tools. The cat command, which stands for “concatenate,” is a crucial tool that lets users create, examine, concatenate, and work…
How to use DNF Command to manage packages in Linux

When it comes to package management in Linux, the DNF command (Dandified Yum) stands out as a versatile and powerful tool. Built on the foundation of Yum, DNF brings enhancements and improved…
Log Management with Logrotate Command

Log files are an integral part of Linux systems, providing valuable insights for monitoring and troubleshooting. However, over time, log files can grow exponentially, occupying excessive disk space. To address this issue,…
Troubleshooting RPM Database Issues

The RPM (Red Hat Package Manager) database is a vital component of RPM-based Linux systems like CentOS, Fedora, and Red Hat. It keeps track of installed packages, their files, and metadata. However,…