RED HAT ENTERPRISE LINUX SYSTEMS ADMIN I – GTU124

Course Description

Need something different? GuruTeam has other Linux and security courses and can build a custom course that covers exactly what you need!

This GTU124 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 GTU134 course cover the certification objects of the Red Hat Certified System Administrator (RHCSA) exam.

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.

Red Hat® is a registered trademark of Red Hat, Inc. and its use by GuruTeam Ltd, Ireland does not imply association or sponsorship by Red Hat, Inc.

Supported Distributions:

Red Hat Enterprise Linux 7

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Duration

5 Days

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Target Audience

This course is suitable for IT professionals who need to gain the core knowledge and skills required to administer Red Hat Enterprise Linux®.

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Course Prerequisites

Students must be proficient in general computing skills but not necessarily experienced with Linux or Unix.

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Suggested Follow on Courses

There are a number of options of suitable follow-on courses, depending on your business needs. Please contact us for further details.

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Course Content

1. ACCESS THE COMMAND LINE

  1. Components of a Distribution
  2. Red Hat Linux Products
  3. Logging In
  4. Running Programs
  5. Interacting with Command Line
  6. Desktop Environments
  7. GNOME
  8. got root?
  9. Switching User Contexts
  10. sudo

LAB TASKS

  1. Login and Discovery
  2. Switching Users With su

2. MANAGE FILES FROM THE COMMAND LINE

  1. Managing Files Graphically
  2. Drag and drop with Nautilus
  3. Physical Unix File Structure
  4. Unix/Linux Filesystem Features
  5. Navigating the Filesystem
  6. Displaying Directory Contents
  7. Directory Manipulation
  8. File Manipulation
  9. Deleting and Creating Files
  10. Filesystem Links

LAB TASKS

  1. Navigating Directories and Listing Files
  2. Manipulating Files and Directories

3. GET HELP IN A TEXTUAL ENVIRONMENT

  1. Gathering Login Session Info
  2. Red Hat Online Documentation
  3. Getting Help Within the Graphical Desktop
  4. Gathering System Info
  5. Help from Commands and Documentation
  6. Getting Help with man & info

LAB TASKS

  1. Help with Commands

4. CREATE, VIEW, AND EDIT TEXT FILES

  1. The gedit Text Editor
  2. Pico/GNU Nano
  3. Pico/Nano Interface
  4. Nano configuration
  5. Pico/Nano Shortcuts
  6. Communication Channels
  7. File Redirection
  8. Piping Commands Together
  9. The Streaming Editor
  10. Text Processing with Awk
  11. Producing File Statistics
  12. Replacing Text Characters
  13. Text Sorting
  14. Duplicate Removal Utility
  15. Extracting Columns of Text
  16. Combining Files and Merging Text
  17. Comparing File Changes

LAB TASKS

  1. Text Editing with Nano
  2. Text Processing

5. MANAGE LOCAL LINUX USERS AND GROUPS

  1. User and Group Concepts
  2. User Administration
  3. Modifying Accounts
  4. Group Administration
  5. User Private Group Scheme
  6. Password Aging

LAB TASKS

  1. User and Group Administration
  2. User Private Groups

6. CONTROL ACCESS TO FILES WITH LINUX FILE SYSTEM PERMISSIONS

  1. File Ownership
  2. File and Directory Permissions
  3. SUID and SGID on files
  4. SGID and Sticky Bit on Directories
  5. Changing File Permissions

LAB TASKS

  1. File and Directory Ownership and Permissions

7. MONITOR AND MANAGE LINUX PROCESSES

  1. What is a Process?
  2. Process States
  3. Viewing Processes
  4. System Status CPU
  5. System Status Memory
  6. Signals
  7. Tools to Send Signals
  8. Managing Processes
  9. Tuning Process Scheduling

LAB TASKS

  1. Process Management Basics

8. CONTROL SERVICES AND DAEMONS

  1. init
  2. Linux Runlevels Aliases
  3. systemd System and Service Manager
  4. systemd Targets
  5. Using systemd
  6. Legacy Support for SysV init

LAB TASKS

  1. Managing Services With Systemd’s systemctl
  2. Creating a systemd unit file

9. CONFIGURE AND SECURE OPENSSH SERVICE

  1. Secure Shell
  2. ssh and sshd Configuration
  3. Accessing Remote Shells
  4. Transferring Files
  5. Alternative sftp Clients
  6. SSH Key Management
  7. ssh-agent

LAB TASKS

  1. Introduction to ssh and scp
  2. SSH Key-based User Authentication
  3. Using ssh-agent

10. ANALYZING AND STORING LOGS

  1. System Logging
  2. systemd Journal
  3. systemd Journal’s journactl
  4. Secure Logging with Journal’s Log Sealing
  5. gnome-system-log
  6. Syslog-ng
  7. Rsyslog
  8. /etc/rsyslog.conf
  9. Log Management
  10. Log Anomaly Detector

LAB TASKS

  1. Using the systemd Journal
  2. Setting up a Full Debug Logfile
  3. Remote Syslog Configuration

11. MANAGE RED HAT ENTERPRISE LINUX NETWORKING

  1. IPv4 Fundamentals
  2. TCP/UDP Fundamentals
  3. Linux Network Interfaces
  4. Ethernet Hardware Tools
  5. Network Configuration with ip Command
  6. Starting and Stopping Interfaces
  7. Configuring Routing Tables
  8. IP to MAC Address Mapping with ARP
  9. DNS Clients
  10. DHCP Clients
  11. Continual Time Sync with NTP
  12. Network Diagnostics
  13. NetworkManager

LAB TASKS

  1. Network Discovery
  2. Basic Client Networking
  3. Introduction to Troubleshooting Labs
  4. Troubleshooting Practice: Networking

12. ARCHIVE AND COPY FILES BETWEEN SYSTEMS

  1. Archives with tar
  2. Archives with cpio
  3. The gzip Compression Utility
  4. The bzip2 Compression Utility
  5. The XZ Compression Utility
  6. The PKZIP Archiving/Compression format

LAB TASKS

  1. Archiving and Compression
  2. Using rsync and ssh for Backups

13. INSTALL AND UPDATE SOFTWARE PACKAGES

  1. Managing Software
  2. RPM Features
  3. RPM Architecture
  4. RPM Package Files
  5. Working With RPMs
  6. Querying and Verifying with RPM
  7. Managing Software Dependencies
  8. Using the Yum command
  9. YUM package groups
  10. Updating the Kernel RPM
  11. Dealing With RPM & Yum Digest Changes
  12. YUM Repositories
  13. YUM Repository Groups
  14. Yum Plugins & RHN Subscription Manager

LAB TASKS

  1. Managing Software with RPM
  2. Querying the RPM Database
  3. Using Yum

14. ACCESS LINUX FILE SYSTEMS

  1. Filesystem Creation
  2. Mounting Filesystems
  3. Mounting Filesystems
  4. Filesystem Maintenance
  5. Managing an XFS Filesystem
  6. Persistent Block Devices
  7. Filesystem Structures
  8. Determining Disk Usage With df and du
  9. Filesystem Table (/etc/fstab)

LAB TASKS

  1. Creating and Managing Filesystems

15. MANAGE VIRTUAL MACHINES

  1. Introducing libvirt
  2. libvirt: Basic Concepts
  3. libvirt: Storage Architecture
  4. libvirt: Network Architecture
  5. libvirt: Graphical Tools
  6. libvirt: Command Line Tools
  7. virsh: Basics
  8. virsh: Common Tasks
  9. virt-install
  10. Virtual Machine Guest Tools & Drivers
  11. libguestfs and guestfish

LAB TASKS

  1. Installing a Virtual Machine

16. COMPREHENSIVE REVIEW

  1. System Administration I

LAB TASKS

  1. Understand And Use Essential Tools
  2. Operate Running Systems
  3. Users, Groups, and File Permissions

 

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