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Administering Red Hat Linux 8 – Part 1

This highly practical instructor led Administering Red Hat Linux 8 – Part 1 training course introduces the delegate to the main concepts of the Red Hat Linux operating system and basic systems administration.

Targeted to closely follow the Red Hat courses, this course together with the follow on Administering Red Hat Linux 8 – Part 2 course will enable the delegate to work towards achieving the Red Hat Certified System Administrator (RHCSA) qualification.

Commonly used commands are described in detail as well as GUI tools. The attendee will also gain basic administration techniques used in the workplace.

Course Objectives

To provide command line and GUI skills required to work productively in the workplace using Red Hat Enterprise Linux (RHEL). The delegate will possess at the end of the course some of the fundamental skills required to begin their studies towards achieving the various Red Hat certifications.

Who will the Course Benefit?

The Administering Red Hat Linux 8 – 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.

Skills Gained

The delegate will learn and acquire skills as follows:

Work on the command line with Bash Shell commands
Access help and documentation facilities both locally and online
Understand the Linux file system and managing files from the command line
Use the graphical desktop and be able to manage files graphically
Understand the Cockpit web based interface for Administration tasks
Create and edit files using gedit
Manage users, groups and passwords
List and change access permissions on files and directories from the command line
Managing processes
Understand system daemons using systemd
Use systemctl to start, stop and view services
Understand disk organisation and Logical Volume Manager
View information relating to file systems
Archive files and copy files between systems
Understand, analyse and rotate system log files
Access logging information using journalctl
Manage system software using rpm, yum and dnf
Understand basic IPV4 networking concepts
Use basic network commands to access remote systems using the command line (ssh, scp and rsync)
Create and access a virtual machine that uses KVM and libvirt

Prerequisites

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

Examinations

This Administering Red Hat Linux 8 – Part 1 training course is the first of two courses which will provide the basic skills required to study towards taking the Red Hat Certified System Administrator (RHCSA) examination. For those required to study for the Red Hat Certified Engineer (RHCE) examination, the skills acquired on this course are also a requirement.

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.


  • Course content

    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
    The LINUX kernel
    The Bash Shell
    Login sessions

    Session 2: THE GRAPHICAL ENVIRONMENT

    The 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

    Basic syntax Rules
    Essential keyboard shortcuts
    Basic commands and utilities
    Getting Help – man pages, info, /usr/share/doc
    Sources of information available on the WEB
    Command line history, viewing and re-executing
    Entering commands in the Bash Shell
    The Bash Environment
    Shell Variables
    Exercise

    Day 2

    Session 4: THE LINUX FILE SYSTEM

    The file system structure
    Standard Linux directories and files
    Pathnames : relative and absolute
    Navigating the file system using shell commands
    Managing files and directories
    Hard and symbolic links
    Monitoring file system usage
    Exercise

    Session 5: EDITING FILES USING GEDIT

    Using the GUI Editor to edit text files
    Exercise

    Session 6: FILE ACCESS CONTROL

    Basic file access permissions
    List permissions
    Changing file permissions on the command line
    Overview of SELinux
    Exercise

    Day 3

    Session 7: MANAGING USER ACCOUNTS

    User and Group administration
    Adding a new user and group on the command line
    Introduction to Cockpit web based GUI for adding new users
    Adding users and groups
    Setting a password
    Bash profile files
    Exercise

    Session 8: USING SYSTEMD AND CONTROLLING SERVICES

    The systemd deamon
    Control Services using systemctl etc.
    System Shutdown and Reboot management
    Exercise

    Session 9: BUILDING A VIRTUAL MACHINE

    Virtualisation concepts
    Installation methods available
    Install a virtual system
    Checking for supported hardware
    Start and shutdown a virtual system
    Exercises

    Session 10: BASIC CLIENT NETWORKING

    Configuring Network Interfaces
    Controlling Network Devices: ifup/ifdown
    Configuring IPV4 dynamic and static networking
    Network Tools ifconfig, ethtool etc
    Configuring Remote Desktops
    Accessing Remote Desktop using vncviewer
    Configuring basic NTP
    Connecting NIS and LDAP clients to corresponding servers
    Linking to a system using ssh
    Exercise

    Day 4

    Session 11: MANAGE LOGICAL VOLUMES

    Basic LVM design and configuration
    The Logical Volume Manager (LVM)
    Displaying information regarding LVM volumes
    Exercise

    Session 12: MANAGE FILE SYSTEM ATTRIBUTES AND SWAP SPACE

    Mounting and un-mounting file systems using both labels and UUID’s
    File System attributes
    Handling Removable Media
    Exercise

    Session 13: ACCESSING AND INTERPRETING LOG FILES

    System Log Files
    rsyslog configuration
    Using journalctl
    Analysing and rotating logfiles
    Exercise

    Session 14: ARCHIVING FILES AND COPYING TO ANOTHER SYSTEM

    Tape archive – tar
    Compression utilities- bzip2, gzip, star and zip
    Secure copy – scp
    Local and remote copying with rsync

    Day 5

    Session 15: MANAGE MEMORY AND CPU USAGE

    Time-sharing
    What is a process?
    System and user processes
    Monitoring processes
    Killing processes
    Basic Job Control
    Altering process scheduling priorities
    Desktop tools to monitor and manage processes
    Exercise

    Session 16: PACKAGE MANAGEMENT USING RPM

    The Red Hat Package Management system
    Installing removing software manually using rpm
    RPM queries and verifying packages
    Dependency problems and resolution
    Updating the Kernel from RPM’s
    Other RPM features
    Updating using Red Hat Network
    Exercise

    Session 17: PACKAGE MANAGEMENT USING YUM

    The YUM management tool
    yum4 (dnf) and yum3
    The software repositories
    Accessing repositories from a client
    Exercise

Duration: 5 days
Price: £1695 + VAT

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