Course Overview

This Red Hat Enterprise Linux Systems Admin I course is designed to follow an identical set of topics as the Red Hat® RH124 course with the added benefit of very comprehensive lab exercises and detailed lecture material.

The Red Hat Enterprise Linux (RHEL) system administration topics covered in this course along with the Red Hat Enterprise Linux Systems Admin II course cover the certification objects of the Red Hat Certified System Administrator (RHCSA) exam.

CLASS INFORMATION
Price: 
$2,700
Duration: 
5 days
Certification: 
Red Hat Certified System Administrator
  • The topics covered include essential command line tools, installing RHEL, remote administration techniques, managing local storage, system monitoring, basic user and security, administration, connecting to a network and deploying FTP and Web servers.

  • Module 1: ACCESS THE COMMAND LINE

    • Components of a Distribution
    • Red Hat Linux Products
    • Logging In
    • Running Programs
    • Interacting with Command Line
    • Desktop Environments
    • GNOME
    • got root?
    • Switching User Contexts
    • sudo

    Module 2: MANAGE FILES FROM THE COMMAND LINE

    • Managing Files Graphically
    • Drag and drop with Nautilus
    • Physical Unix File Structure
    • Unix/Linux Filesystem Features
    • Navigating the Filesystem
    • Displaying Directory Contents
    • Directory Manipulation
    • File Manipulation
    • Deleting and Creating Files
    • Filesystem Links

    Module 3: GET HELP IN A TEXTUAL ENVIRONMENT

    • Gathering Login Session Info
    • Red Hat Online Documentation
    • Getting Help Within the Graphical Desktop
    • Gathering System Info
    • Help from Commands and Documentation
    • Getting Help with man & info

    Module 4: CREATE, VIEW, AND EDIT TEXT FILES

    • The gedit Text Editor
    • Pico/GNU Nano
    • Pico/Nano Interface
    • Nano configuration
    • Pico/Nano Shortcuts
    • Communication Channels
    • File Redirection
    • Piping Commands Together
    • The Streaming Editor
    • Text Processing with Awk
    • Producing File Statistics
    • Replacing Text Characters
    • Text Sorting
    • Duplicate Removal Utility
    • Extracting Columns of Text
    • Combining Files and Merging Text
    • Comparing File Changes

    Module 5: MANAGE LOCAL LINUX USERS AND GROUPS

    • User and Group Concepts
    • User Administration
    • Modifying Accounts
    • Group Administration
    • User Private Group Scheme
    • Password Aging

    Module 6: CONTROL ACCESS TO FILES WITH LINUX FILE SYSTEM PERMISSIONS

    • File Ownership
    • File and Directory Permissions
    • SUID and SGID on files
    • SGID and Sticky Bit on Directories
    • Changing File Permissions

    Module 7: MONITOR AND MANAGE LINUX PROCESSES

    • What is a Process?
    • Process States
    • Viewing Processes
    • System Status CPU
    • System Status Memory
    • Signals
    • Tools to Send Signals
    • Managing Processes
    • Tuning Process Scheduling

    Module 8: CONTROL SERVICES AND DAEMONS

    • init
    • Linux Runlevels Aliases
    • systemd System and Service Manager
    • systemd Targets
    • Using systemd
    • Legacy Support for SysV init

    Module 9: CONFIGURE AND SECURE OPENSSH SERVICE

    • Secure Shell
    • ssh and sshd Configuration
    • Accessing Remote Shells
    • Transferring Files
    • Alternative sftp Clients
    • SSH Key Management
    • ssh-agent

    Module 10: ANALYZING AND STORING LOGS

    • System Logging
    • systemd Journal
    • systemd Journal’s journactl
    • Secure Logging with Journal’s Log Sealing
    • gnome-system-log
    • Syslog-ng
    • Rsyslog
    • /etc/rsyslog.conf
    • Log Management
    • Log Anomaly Detector

    Module 11: MANAGE RED HAT ENTERPRISE LINUX NETWORKING

    • IPv4 Fundamentals
    • TCP/UDP Fundamentals
    • Linux Network Interfaces
    • Ethernet Hardware Tools
    • Network Configuration with ip Command
    • Starting and Stopping Interfaces
    • Configuring Routing Tables
    • IP to MAC Address Mapping with ARP
    • DNS Clients
    • DHCP Clients
    • Continual Time Sync with NTP
    • Network Diagnostics
    • NetworkManager

    Module 12: ARCHIVE AND COPY FILES BETWEEN SYSTEMS

    • Archives with tar
    • Archives with cpio
    • The gzip Compression Utility
    • The bzip2 Compression Utility
    • The XZ Compression Utility
    • The PKZIP Archiving/Compression format

    Module 13: INSTALL AND UPDATE SOFTWARE PACKAGES

    • Managing Software
    • RPM Features
    • RPM Architecture
    • RPM Package Files
    • Working With RPMs
    • Querying and Verifying with RPM
    • Managing Software Dependencies
    • Using the Yum command
    • YUM package groups
    • Updating the Kernel RPM
    • Dealing With RPM & Yum Digest Changes
    • YUM Repositories
    • YUM Repository Groups
    • Yum Plugins & RHN Subscription Manager

    Module 14: ACCESS LINUX FILE SYSTEMS

    • Filesystem Creation
    • Mounting Filesystems
    • Mounting Filesystems
    • Filesystem Maintenance
    • Managing an XFS Filesystem
    • Persistent Block Devices
    • Filesystem Structures
    • Determining Disk Usage With df and du
    • Filesystem Table (/etc/fstab)

    Module 15: MANAGE VIRTUAL MACHINES

    • Introducing libvirt
    • libvirt: Basic Concepts
    • libvirt: Storage Architecture
    • libvirt: Network Architecture
    • libvirt: Graphical Tools
    • libvirt: Command Line Tools
    • virsh: Basics
    • virsh: Common Tasks
    • virt-install
    • Virtual Machine Guest Tools & Drivers
    • libguestfs and guestfish

    Module 16: COMPREHENSIVE REVIEW

    • System Administration I
    • Module 1 LAB TASKS
      • Login and Discovery
      • Switching Users With su
    • Module 2 LAB TASKS
      • Navigating Directories and Listing Files
      • Manipulating Files and Directories
    • Module 3 LAB TASKS
      • Help with Commands
    • Module 4 LAB TASKS
      • Text Editing with Nano
      • Text Processing
    • Module 5 LAB TASKS
      • User and Group Administration
      • User Private Groups
    • Module 6 LAB TASKS
      • File and Directory Ownership and Permissions
    • Module 7 LAB TASKS
      • Process Management Basics
    • Module 8 LAB TASKS
      • Managing Services With Systemd’s systemctl
      • Creating a systemd unit file
    • Module 9 LAB TASKS
      • Introduction to ssh and scp
      • SSH Key-based User Authentication
      • Using ssh-agent
    • Module 10 LAB TASKS
      • Using the systemd Journal
      • Setting up a Full Debug Logfile
      • Remote Syslog Configuration
    • Module 11 LAB TASKS
      • Network Discovery
      • Basic Client Networking
      • Introduction to Troubleshooting Labs
      • Troubleshooting Practice: Networking
    • Module 12 LAB TASKS
      • Archiving and Compression
      • Using rsync and ssh for Backups
    • Module 13 LAB TASKS
      • Managing Software with RPM
      • Querying the RPM Database
      • Using Yum
    • Module 14 LAB TASKS
      • Creating and Managing Filesystems
    • Module 15 LAB TASKS
      • Installing a Virtual Machine
    • Module 16 LAB TASKS
      • Understand And Use Essential Tools
      • Operate Running Systems
      • Users, Groups, and File Permissions
  • Students must be proficient in general computing skills but not necessarily experienced with Linux or Unix.