RH124 – Red Hat System Administration I
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Category: System Administration
Duration: 40-50 Hrs
RH124 – Red Hat System Administration I is the perfect starting point for anyone new to Linux. This hands-on course teaches you how to manage files, users, security, services, networks, and software in Red Hat Enterprise Linux. It’s the first step toward earning the RHCSA certification and building real-world system administration skills.
Course Modules
Description:
- Open source and Linux basics
- Red Hat Enterprise Linux overview
- RHEL ecosystem, support, and subscriptions
- Accessing Red Hat documentation
Skills Learned:
- Understand the role of Linux in IT and enterprise systems
- Navigate Red Hat support and documentation resources
- Recognize use cases for RHEL in different industries
Description:
- Introduction to the Bash shell
- Running commands and command history
- Shell variables and environment settings
- Using
manpages and help commands - Basic text viewing and editing (
cat,less,nano,vim)
Skills Learned:
- Execute Linux commands with confidence
- Manage and customize shell environments
- Use help systems for troubleshooting
Description:
- Linux filesystem hierarchy
- Navigating directories with
cd,ls - Managing files (
cp,mv,rm) and directories (mkdir,rmdir) - File permissions and ownership (
chmod,chown,umask) - Access Control Lists (ACLs)
- Hard and symbolic links
- Archiving and compression (
tar,gzip,bzip2)
Skills Learned:
- Organize and manage files and directories efficiently
- Apply security through permissions and ACLs
- Work with archives and compressed files
Description:
- Adding/modifying/removing users (
useradd,usermod,userdel) - Managing groups (
groupadd,gpasswd) - Password and authentication management (
passwd, password aging) - Configuring
sudofor elevated privileges - Security policies for accounts
Skills Learned:
- Manage users and groups effectively
- Apply password and account security policies
- Delegate privileges securely with
sudo
Description:
- Introduction to
systemd - Service management (
systemctl start/stop/restart/enable/disable) - Understanding unit files and targets
- Monitoring and troubleshooting with
journalctl
Skills Learned:
- Control Linux services and boot targets
- Monitor service logs and troubleshoot issues
- Ensure critical services are running automatically
Description:
- Red Hat Enterprise Linux web console overview
- Remote management via Cockpit
- Secure Shell (SSH) basics (
ssh,scp,sftp) - Configuring SSH server and client
- Key-based authentication for secure remote access
Skills Learned:
- Access and manage systems remotely
- Configure and secure SSH access
- Transfer files securely between systems
Description:
- Networking basics (IP addressing, DNS, routing)
- Configuring interfaces using
nmcliandnmtui - Managing hostnames and network profiles
- Troubleshooting connectivity issues (
ping,ss,curl)
Skills Learned:
- Configure and manage network interfaces
- Troubleshoot basic network issues
- Apply persistent network settings
Description:
- Introduction to DNF package manager
- Installing, updating, and removing packages
- Enabling and disabling repositories
- Working with package groups and modules
- Verifying and querying package information
Skills Learned:
- Manage software lifecycle with DNF
- Configure repositories for software management
- Troubleshoot and verify installed packages