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 practical hands on training, this course will teach administrative tasks required to successfully administer a Red Hat Linux 8 system.

The course assumes that the delegate will have a good knowledge of all the topics covered in the Administering Red Hat Linux 7 - Part 1, Administering Red Hat Linux 7 - Part 2 and Administering Red Hat Linux 7 - Part 3 courses for RHEL7.

Exercises and examples are used throughout the course to give practical hands-on experience with the techniques covered.

Course Objectives

On completion of the Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators course the delegate will have gained practical experience of the major differences between RHEL7 and RHEL8.

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.

Skills Gained

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
  • Create system images using Composer
  • Use DNF for Package and Software Management
  • Deploy Containers using Red Hat's new tools Podman and Buildah(these replace Docker)
  • Perform Volume and filesystem management using Stratis
  • Virtual Data Optimser (VDO)
  • Configure Identity Management using authselect and PAM modules
  • Use Cockpit for Volume Management
  • Configure firewall rules using the new NFT command
  • An 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
  • Overview of new features
  • Deprecated and Removed software

Session 2: CREATING SYSTEM IMAGES USING COMPOSER

  • What is Composer
  • Creating images
  • Using Composer within Cockpit
  • Exercise

Session 3: USING DNF FOR PACKAGE AND SOFTWARE MANAGEMENT

  • Introduction to DNF
  • DNF and yum4
  • Advantages of DNF
  • Configuring Repositories for DNF
  • DNF command syntax
  • Exercise

Session 4: USING COCKPIT FOR VOLUME MANAGEMENT

  • Introduction to Cockpit the WEB based GUI
  • Facilities provided by Cockpit
  • How Cockpit is used for Volume Management
  • Exercise

Session 5: PERFORMING VOLUME AND FILESYSTEM MANAGEMENT USING STRATIS

  • Introduction to Stratis layered Storage
  • When to use Stratis
  • Creating Pools
  • Creating filesystems
  • Listing Stratis Volumes and filesystems
  • Updating /etc/fstab
  • Extending Stratis pools
  • Exercise

Red Hat Linux 8 for Experienced Red Hat Linux 7 Administrators Training Course

Session 6: INTRODUCTION TO VIRTUAL DATA OPTIMISER

  • Overview
  • VDO utilities
  • Creating the VDO volume
  • Increasing Logical Volume Size
  • Increasing Physical Volume size
  • Exercise

Session 7: CONFIGURE IDENTITY MANAGEMENT USING AUTHSELECT AND PAM MODULES

  • What is authselect used for?
  • Selecting an authselect profile
  • PAM Modules
  • PAM Configuration File
  • system_auth file
  • Modifying a ready made authselect profile
  • Exercise

Session 8: DEPLOY CONTAINERS USING THE NEW PODMAN AND BUILDAH

  • What is a Linux Container
  • What are the advantages of Containers
  • Why is Red Hat's Buildah and Podman replacing Docker
  • Building a Container using Buildah
  • Running Containers with Podman
  • Exercise

Session 9: CONFIGURE FIREWALL RULES USING NFT COMMAND

  • Introduction to nftables
  • When to use nftables, iptables or firewalld
  • Converting iptable rules to nftable rules
  • Writing and executing nftable rules
  • Writing nftable scripts
  • Automatically loading nftable rules at boot time
  • Exercise

Session 10: AN OVERVIEW OF ANSIBLE

  • Introduction to Ansible
  • Ansible terminology

Addendum: Reference Materials (provided within the course handbook for additional reading)

APPENDIX A - SYSTEMD SOCKETS

  • systemd sockets
  • Using systemd units

APPENDIX B - DEPLOYING ANSIBLE

  • Installing Ansible
  • Running Ansible
  • Ansible Configuration
  • Ansible Client Configuration
Notes:
  • 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, a good knowledge of the Red Hat Linux operating system to the level covered in the pre-requisite RHEL7 courses listed is essential.

Pre-Requisite Courses

Public Scheduled Events

Classroom & Live Virtual Instructor-Led Training

Duration: 2 days

Price: £1,100.00 exc. VAT 


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08 Apr 2021
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