RH134 – Red Hat System Administration II (RHEL 9)
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Category: System Administration
Duration: 40-50 Hrs
Prerequisite : RH124 or equivalent experience
The RH134 – Red Hat System Administration II course builds upon the foundation of RH124 and focuses on advanced Linux system administration skills. Learners will gain expertise in shell scripting, scalable system installation, security management, storage administration, containers, and image mode deployment.
Course Modules
Description:
- RHEL installation methods (ISO, PXE, Kickstart)
- Disk partitioning and file system options
- Post-installation configuration tasks
- System subscription and repository setup
Skills Learned:
- Install and configure RHEL 9 using different methods
- Automate installation with Kickstart for scalability
- Configure systems for enterprise readiness
Description:
- SELinux basics and troubleshooting
- File permissions, ownership, and ACLs
- Network configuration with
nmcliandnmtui - Secure file transfers with
scpandsftp
Skills Learned:
- Secure files and directories using SELinux and ACLs
- Configure and troubleshoot RHEL networks
- Apply Linux security practices for enterprise systems
Description:
- Writing Bash scripts
- Using variables, loops, and conditionals
- Automating system tasks with scripts
- Task scheduling with
cronandat
Skills Learned:
- Write and execute shell scripts to automate tasks
- Schedule recurring and ad-hoc jobs
- Improve productivity through scripting
Description:
- Managing partitions with
fdiskandparted - Logical Volume Manager (LVM) setup and resizing
- File system creation, mounting, and maintenance
- Swap space and persistent mounts in
/etc/fstab
Skills Learned:
- Configure partitions, file systems, and swap space
- Implement LVM for flexible storage management
- Maintain and troubleshoot mounted storage
Description:
- Configuring
firewalldand security zones - SSH security and key-based authentication
- Managing sudo privileges and PAM (Pluggable Authentication Modules)
- Securing services with SELinux
Skills Learned:
- Configure and manage Linux firewalls
- Secure user authentication and access
- Apply advanced security controls on RHEL systems
Description:
- Boot process overview (GRUB2, kernel, initramfs)
- Boot targets and rescue modes
- Managing services with
systemd - Troubleshooting failed boot scenarios
Skills Learned:
- Manage the Linux boot process
- Recover from boot and service failures
- Control services and targets with
systemctl
Description:
- Introduction to Podman (RHEL’s container tool)
- Running and managing containers
- Using container images and registries
- Basic container networking and storage
Skills Learned:
- Run and manage rootless containers
- Deploy applications using Podman
- Pull and manage images securely
Description:
- Understanding RHEL image mode
- Deploying RHEL with image-based methods
- Managing immutable system images
- Updates and rollbacks in image mode
Skills Learned:
- Deploy and manage RHEL using image mode
- Handle updates and rollbacks effectively
- Apply image-based workflows in enterprise setups
Description:
Skills Learned: