🔍 Lab 4: Creating User Accounts and Group Permissions 📌 Objective In this lab, you will: ✔ Create a new user group ✔ Add users with specific group memberships ✔ Restrict shell access for a specific user ✔ Set passwords for all users 📌 Step 1: Create the User Group We first need to create a group
🔍 Lab 3: Configuring Firewalld to Allow HTTP on Port 8080 📌 Objective By default, firewalld blocks access to non-standard ports. In this lab, you will: ✔ Open port 8080 for Apache (httpd) ✔ Configure SELinux to allow HTTP traffic on port 8080 ✔ Ensure firewall rules persist after reboot 📌 Step 1: Check Current Firewalld
🔍 Lab 2: Setting Up Your System to Use Default Repositories 📌 Objective Configure your system to use local repositories by creating a custom YUM/DNF repo file. You will: ✔ Manually define a repository for BaseOS and AppStream ✔ Verify repository settings ✔ Install a package using the new repository 📌 Step 1: Create a
🔍 Lab 1: Configuring Network Settings in RHEL 9 📌 Objective Configure node1 with the following network settings: * Hostname: node1.cloudnetops.tech * IP Address: 192.168.250.100 * Subnet Mask: 255.255.255.0 (/24) * Gateway: 192.168.250.254 * DNS Server: 192.168.250.254 📌 Step 1: Open Virtual Machine Console
📌 Introduction Securing a Linux system and optimizing its performance is crucial for maintaining system integrity, preventing unauthorized access, and ensuring smooth operations. The RHCSA exam tests your knowledge of SELinux, sudo privileges, and performance tuning. This guide provides step-by-step instructions on configuring security settings and optimizing system performance. 📖 What You’
📌 Introduction Securing a Linux system and optimizing its performance is crucial for maintaining system integrity, preventing unauthorized access, and ensuring smooth operations. The RHCSA exam tests your knowledge of SELinux, sudo privileges, and performance tuning. This guide provides step-by-step instructions on configuring security settings and optimizing system performance. 📖 What You’
📌 Introduction Container technology has become an essential component of modern Linux system administration. In the RHCSA exam, you need to understand how to run, manage, and troubleshoot containers using Podman. Unlike Docker, Podman is a rootless container runtime, offering better security and compatibility with Red Hat-based distributions. 📖 What You’ll
📌 Introduction Storage management is a fundamental aspect of system administration, ensuring efficient data organization, performance, and scalability. The RHCSA exam tests knowledge of Logical Volume Management (LVM), mounting storage, and NFS integration. This guide provides a hands-on approach to mastering these skills. 📖 What You’ll Learn in This Guide 🔹 Creating,
📌 Introduction Managing scheduled tasks and logs effectively is crucial for maintaining system performance and security. The RHCSA exam includes topics such as configuring cron jobs, systemd timers, and log monitoring. This guide provides a detailed walkthrough of these essential Linux administration skills. 📖 What You’ll Learn in This Guide 🔹 Configuring
📌 Introduction Managing software packages efficiently is a crucial skill for any Linux system administrator and is a key component of the RHCSA exam. This guide covers essential package management tasks in RHEL using YUM (Yellowdog Updater, Modified) / DNF (Dandified YUM), configuring repositories, and handling system updates. 📖 What You’ll Learn
📌 Introduction Effective network management is a critical skill for any Linux administrator and a key part of the RHCSA exam. This guide covers essential networking tasks on RHEL, including configuring IP addresses, DNS, gateways, securing SSH, and managing the firewall. Each section provides real-world command examples, best practices, and exam
📌 Introduction to Linux Fundamentals Linux is a powerful and flexible operating system widely used in enterprise environments, cloud platforms, and server management. Mastering Linux fundamentals is a key step toward becoming a Red Hat Certified System Administrator (RHCSA). This article will guide you through essential user and group management concepts,