Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators
Course Code: RHV8RHV7
Duration: 2 days
Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators Course Overview
This is a fast paced instructor led Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators training course. It is designed to give the delegates practical experience in the administration of a Red Hat Enterprise Linux 8 (RHEL8) system.
With a strong emphasis on using the command line and practical hands-on training, this course will teach the administrative tasks required to successfully administer a Red Hat Linux 8 system.
Exercises and examples are used throughout the course to give practical hands-on experience with the techniques covered.
Course Objectives
On completion of this Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators course, the delegate will have gained practical experience of the required Linux commands to perform system administration tasks on RHEL8 systems.
Who will the Course Benefit?
This Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators course is suitable for anyone who has already acquired administration skills for RHEL7 who wishes to acquire knowledge of the new features available within the Red Hat 8 operating system.
Skills Gained
The delegate will learn and acquire skills as follows:
- Awareness of the major differences between Red Hat Enterprise Linux 7 and Red Hat Enterprise Linux 8
- Creating system images using Composer
- Using DNF for Package and Software Management
- Further features of DNF
- Using Cockpit for Volume Management
- Performing Volume and Filesystem Management using Stratis
- Creating Virtual Data Optimiser (VDO) Volumes
- Configuring Identity Management using authselect and PAM modules
- Modifying authselect Profiles
- Deploying Containers using Podman and Buildah
- Overview of Docker
- Configuring firewall rules using NFTables
- Writing and executing NFTable Scripts
- Overview of Ansible
Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators Training Course
Course Introduction
- Administration and Course Materials
- Course Structure and Agenda
- Delegate and Trainer Introductions
Session 1: UPGRADE CONSIDERATIONS
- Which types of systems can be upgraded
- Implications of upgrading RHEL7
- Overview new features
- Deprecated and removed software
- Preparing a RHEL7 system for upgrade
Session 2: CREATING SYSTEM IMAGES USING COMPOSER
- Composer Introduction
- Creating Composer images
- Using Composer within Cockpit
- Image Builder requirements and output formats
- Composing images from blueprints
- Exercise
Session 3: USING DNF FOR PACKAGE AND SOFTWARE MANAGEMENT
- Introduction and advantages of DNF
- Configuring Repositories for DNF
- DNF command syntax
- Further features of DNF
- Exercise
Session 4: USING COCKPIT FOR VOLUME MANAGEMENT
- Cockpit Introduction
- Facilities provided by Cockpit
- Cockpit for Filesystems and Volume Management
- Exercise
Session 5: PERFORMING VOLUME AND FILESYSTEM MANAGEMENT USING STRATIS
- Stratis layered Storage Introduction
- Stratis storage considerations
- Creating Stratis Pools and Filesystems
- Extending Stratis storage
- Exercise
Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators Training Course
Session 6: INTRODUCTION TO VIRTUAL DATA OPTIMISER
- VDO requirements and utilities
- Creating VDO volumes
- Increasing the size of Logical and Physical volumes
- Configuring VDO with Cockpit
- Exercise
Session 7: CONFIGURE IDENTITY MANAGEMENT USING AUTHSELECT AND PAM MODULES
- authselect Overview
- Selecting an authselect profile
- PAM Modules
- Modifying authselect profiles
- Exercise
Session 8: DEPLOY CONTAINERS USING PODMAN AND BUILDAH
- Linux Container Overview
- Advantages of Containers over Virtualization
- Docker Overview
- Building a Container using Buildah
- Running Containers with Podman
- Exercise
Session 9: CONFIGURE FIREWALL RULES USING NFT COMMAND
- NFTables Introduction
- When to use NFTables, iptables or firewalld
- Converting iptable rules to NFTable rules
- IPv4 and IPv6 address families
- Writing and executing NFTable rules
- Configuring Port Forwarding
- Writing NFTable scripts
- Automatically loading NFTable rules at boot time
- Exercise
Session 10: OVERVIEW OF ANSIBLE
- Ansible Introduction
- Ansible Inventories
- Ansible Modules and Playbooks
- Tasks and Roles
Addendum: Reference Materials (provided within the course handbook for additional reading)
APPENDIX A - SYSTEMD SOCKETS
- Working with systemd unit files
- Monitoring overridden units
APPENDIX B - DEPLOYING ANSIBLE
- Installing and configuring Ansible
- Ansible user and Inventory file
- Ansible client configuration
- Course technical content is subject to change without notice.
- Course content is structured as sessions, this does not strictly map to course timings. Concepts, content and practicals often span sessions.
Requirements
This is a fast paced course assumes good knowledge of the Red Hat Linux operating system to the level covered in the pre-requisite courses.
Pre-Requisite Courses
Follow-On Courses
Live Virtual Classroom
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StayAhead Training Limited are not affiliated to Red Hat Inc. in any way. Red Hat, Red Hat Certified Engineer, RHCE, are registered trademarks and Red Hat Certified System Administrator and RHCSA are trademarks of Red Hat Inc. No exams are included in the Red Hat Linux courses.