Red Hat 8 System Administration - Part 1

This highly practical instructor led Red Hat 8 System Administration - Part 1 training course is designed to give delegates practical experience in the use and administration of a Red Hat Enterprise Linux (RHEL) system.

With a strong emphasis on practical hands-on training using the command line, this course will teach the basic administrative tasks required to successfully administer a Red Hat Linux system.

The delegate will learn modern system administration techniques and commands to administer a Red Hat Linux system. The command line is demonstrated and used extensively throughout the course.

Targeted to closely follow the official Red Hat certification curriculum, this course together with the Red Hat 8 System Administration - Part 2 course, will enable the delegate to work towards achieving the Red Hat Certified System Administrator (RHCSA) certification.

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

The delegate will learn and acquire skills as follows:

• Linux capabilities and related systems
• Access the GNOME desktop and graphical utilities
• Search manual pages and documentation facilities both locally and online
• Work on the command line with Bash Shell commands
• Navigate the Linux file system and manage files from the command line
• Create and edit files using the gedit text editor
• List and change file and directory permissions from the command line
• Understand the Cockpit web based interface for administration tasks
• Add, modify and delete Linux users and groups
• Manage passwords and switch users
• Configure the user environment, aliases and variables
• Create and manage a virtual machine using KVM
• Mount, unmount and repair Linux filesystems
• View and manage user and system processes
• Understand system daemons using systemd
• Use systemctl to start, stop and view services
• Configure IPv4 and IPv6 networking
• Understand RAID levels and Logical Volume Manager
• Archive, compress and securely copy files between systems
• Understand, analyse and rotate system log files
• Configure logging and the system journal
• Manage system software using rpm, yum and dnf
• Connect to the Red Hat Network and Subscription Manager

This Red Hat 8 System Administration - Part 1 training course is suitable for anyone who is new to Linux and needs to understand and use the operating system. The course will particularly appeal to Microsoft Windows system administrators, network administrators and other operating system professionals or anyone who requires a proficiency in Linux.

This course will teach many of the necessary skills to enable the delegate to work towards achieving the Red Hat Certified System Administrator (RHCSA) certification.

On completion of this Red Hat 8 System Administration - Part 1 course, the delegate will have gained practical experience of using the Linux commands and the GUI's, as well as the technical knowledge and skills required to work productively in the workplace using Red Hat Enterprise Linux (RHEL).

This training course will teach some of the skills required to enable the delegate to work towards achieving the following exams:

• Red Hat Certified Systems Administrator (RHCSA): EX200
• Red Hat Certified Engineer (RHCE): EX294

This course in conjunction with the Red Hat 8 System Administration - Part 2 course leads to RHCSA certification. Attending both courses togheter with the Red Hat 8 System Administration - Part 3: Linux Automation with Ansible course leads to RHCE certification.

Attending this course will help delegates gain many of the skills and product knowledge requirements as outlined in the exams objectives. Studying these courses and their associated reference materials can form part of the preparation to achieve certification. Experience, practice, self-study and aptitude are also key requirements for exam success.

Before taking any exam, ensure you have the recommended experience. The Red Hat website lists all exam requirements and these are updated regularly.

Exams are not included as part of the course.

The delegate should be familiar with basic computer concepts and terminology e.g. hardware, software, files and directories.

• Red Hat 8 System Administration - Part 2
• Red Hat System Security
• Red Hat Networking
• Linux Shell Programming
• Linux Advanced Shell Programming Tools
• Apache Web Server

• 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.

Course Contents - DAY 1

Course Introduction

• Administration and Course Materials
• Course Structure and Agenda
• Delegate and Trainer Introductions

Session 1: AN INTRODUCTION TO LINUX

• A brief history of UNIX and LINUX
• GNU project
• GPL - GNU General Public license
• LINUX kernel
• Bash Shell
• Login sessions
• Exercise

Session 2: THE GRAPHICAL ENVIRONMENT

• GUI Desktop
• GNOME 3 and GNOME Classic
• Configuring the Desktop
• Managing files graphically
• Graphical tools for investigating hardware
• Exercise

Session 3: BASIC COMMANDS AND BASH ENVIRONMENT

• Constructing Linux commands
• Essential keyboard shortcuts
• Basic commands and utilities
• Getting Help - man pages, info and supplied documentation
• Sources of information available on the Internet
• Command line history, viewing and re-executing
• Partial file display
• Performing text searches
• Sorting files
• Piping and redirecting output
• Bash Environment
• Shell Variables
• Exercise

Course Contents - DAY 2

Session 4: THE LINUX FILESYSTEM

• Filesystem structure
• Standard Linux directories and files
• Relative and absolute file paths
• Navigating the file system using shell commands
• Managing files and directories
• Using wildcards
• Creating hard and symbolic links
• Finding files and directories
• Monitoring file system usage
• Exercise

Session 5: EDITING FILES USING GEDIT

• Using the graphical editor to create and edit text files
• Searching and replacing text
• Exercise

Session 6: FILE ACCESS CONTROL

• Basic file and directory access permissions
• Listing and modifying permissions
• Viewing and modifying default permissions
• Changing file ownership
• SELinux overview and viewing denials
• Exercise

Course Contents - DAY 3

Session 7: MANAGING USER ACCOUNTS

• User Private Group scheme
• Administering users and groups
• Managing users with graphical tools
• Assigning and managing Linux passwords
• Modifying Bash profile files
• Exercise

Session 8: USING SYSTEMD AND CONTROLLING SERVICES

• systemd deamon
• Viewing and managing systemd units
• Controlling services using systemctl
• Shutting down and rebooting systems
• Exercise

Session 9: BUILDING A VIRTUAL MACHINE

• Virtualisation concepts
• Checking for supported hardware
• Install a virtual system
• Starting and shutting-down a virtual system
• Managing virtual systems via the command line or GUI
• Exercises

Session 10: BASIC CLIENT NETWORKING

• Configuring the system hostname
• Configuring IPv4 dynamic and static networking
• Configuring IPv6 addresses
• Configuring remote desktops
• Analysing network packets
• Configuring an NTP client
• Configuring a NIS and LDAP client
• Connecting to systems using SSH and graphical tools
• Exercise

Course Contents - DAY 4

Session 11: LOGICAL VOLUMES

• Disk naming conventions
• RAID overview
• Linux block storage
• LVM storage overview
• Viewing Volume Groups and Logical Volumes
• GNOME disk utility
• Exercise

Session 12: MANAGE FILESYSTEM ATTRIBUTES

• Mounting and un-mounting file systems
• Filesystem attributes and mounting options
• Labelling filesystems
• Handling removable media
• Checking and repairing filesystems
• Exercise

Session 13: CONFIGURING LINUX LOGGING

• Configuring local and remote logging
• Testing logging
• Viewing and configuring the system journal
• Analysing and rotating log files
• Exercise

Session 14: ARCHIVING FILES AND REMOTE COPYING

• Creating and extracting archived files
• Remotely copying files using rsync, scp and sftp
• Configuring the rsync service
• Compressing files using gzip, bzip2 and zip
• Exercise

Course Contents - DAY 5

Session 15: MANAGE MEMORY AND CPU USAGE

• Time-sharing
• Anatomy of a process
• System and user processes
• Monitoring processes via the command line and top
• Monitoring and managing processes with GUI tools
• Killing processes
• Exercise

Session 16: RED HAT PACKAGE MANAGEMENT

• Red Hat Package Management system
• Querying and verifying packages with RPM
• Dependency problems and resolution
• Other RPM features
• Viewing documentation with RPM
• Red Hat Network and Subscription Manager
• Exercise

Session 17: PACKAGE MANAGEMENT USING YUM

• yum management tool
• yum4 (dnf) and yum3
• Viewing and modifying software repositories
• Managing software and updates using yum
• Viewing yum history and rolling-back
• Exercise