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Students seeking training to prepare themselves for the RHCSA certification should attend this course. This Red Hat™ Certified Systems Administrator Exam Prep training course is taught in a rapid pace format designed to help quickly identify and fill gaps in system administration knowledge. Focus includes managing users and groups, software, printers, and local storage. It also includes an introduction to security, virtualization, and the deployment of common network services.

 

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

Red Hat™ Certified Systems Administrator Exam Prep

Course Code

GTU199

Duration

5 Days

Course Fee

POA

Accreditation

N/A

Target Audience

  • This course is suitable for IT professionals with a Linux background who wish to learn the skills and knowledge required to achieve the RHCSA certification.

The RHCSA certification exam is not included with this course.

Attendee Requirements

  • Students should already have experience administering Linux systems and must be comfortable navigating the filesystem, editing files, and running common commands from the shell.

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Course Description

Students seeking training to prepare themselves for the RHCSA certification should attend this course. This Red Hat™ Certified Systems Administrator Exam Prep training course is taught in a rapid pace format designed to help quickly identify and fill gaps in system administration knowledge. Focus includes managing users and groups, software, printers, and local storage. It also includes an introduction to security, virtualization, and the deployment of common network services.

 

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

Course Outline

1. Accessing 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. Managing 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. 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

Lab Tasks

  1.     Introduction to ssh and scp

4. Managing local Linux users and groups

  1.     User and Group Concepts
  2.     User Administration
  3.     Modifying Accounts
  4.     Password Aging
  5.     Group Administration
  6.     RHEL DS Client Configuration
  7.     System Security Services Daemon (SSSD)

Lab Tasks

  1.     User and Group Administration
  2.     Using LDAP for Centralized User Accounts

5. Controlling 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

6. Control access to files with FACLs

  1.     User Private Group Scheme
  2.     Alternatives to UPG
  3.     File Access Control Lists
  4.     Manipulating FACLs
  5.     Viewing FACLs
  6.     Backing Up FACLs

Lab Tasks

  1.     User Private Groups
  2.     Using Filesystem ACLs

7. Manage SELinux security

  1.     SELinux Security Framework
  2.     SELinux Modes
  3.     SELinux Commands
  4.     Choosing an SELinux Policy
  5.     SELinux Booleans
  6.     Permissive Domains
  7.     SELinux Policy Tools
  8.     SELinux Troubleshooting
  9.     SELinux Troubleshooting Continued

Lab Tasks

  1.     Exploring SELinux Modes
  2.     SELinux File Contexts

8. Monitor and manage Linux processes

  1.     What is a Process?
  2.     Process States
  3.     Viewing Processes
  4.     Managing Processes
  5.     Tuning Process Scheduling
  6.     System Status CPU
  7.     System Status I/O
  8.     System Status Memory

Lab Tasks

  1.     Process Management Basics

9. Installing and updating 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

10. Controlling services and daemons

  1.     systemd System and Service Manager
  2.     systemd Targets
  3.     Using systemd
  4.     Legacy Support for SysV init
  5.     Booting Linux on PCs
  6.     GRUB 2
  7.     GRUB 2 Configuration
  8.     GRUB 2 Security
  9.     Boot Parameters
  10.     Initial RAM Filesystem
  11.     init
  12.     Linux Runlevels Aliases
  13.     Systemd local-fs.target and sysinit.target
  14.     Systemd basic.target and multi-user.target
  15.     Legacy local bootup script support
  16.     System Configuration Files
  17.     RHEL7 Configuration Utilities
  18.     Shutdown and Reboot

Lab Tasks

  1.     Boot Process
  2.     GRUB Command Line
  3.     Basic GRUB Security
  4.     Managing Services With Systemd’s systemctl
  5.     Creating a systemd unit file
  6.     Troubleshooting Practice: Boot Process

11. Managing 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.     Network Diagnostics
  12.     NetworkManager

Lab Tasks

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

12. 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.     Rsyslog
  7.     /etc/rsyslog.conf
  8.     Log Management
  9.     Log Anomaly Detector

Lab Tasks

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

13. Managing storage and file systems

  1.     Partitioning Disks with fdisk & gdisk
  2.     Resizing a GPT Partition with gdisk
  3.     Partitioning Disks with parted
  4.     Mounting Filesystems
  5.     Mounting Filesystems
  6.     Persistent Block Devices
  7.     Managing an XFS Filesystem
  8.     Filesystem Table (/etc/fstab)
  9.     Filesystem Creation
  10.     Filesystem Maintenance
  11.     Swap
  12.     Logical Volume Management
  13.     Implementing LVM
  14.     Creating Logical Volumes
  15.     Activating LVM VGs
  16.     Exporting and Importing a VG
  17.     Examining LVM Components
  18.     Changing LVM Components
  19.     Advanced LVM Overview
  20.     Advanced LVM: Components & Object Tags
  21.     Advanced LVM: Automated Storage Tiering
  22.     Advanced LVM: Thin Provisioning
  23.     Advanced LVM: Striping & Mirroring
  24.     Advanced LVM: RAID Volumes
  25.     gnome-disk-utility

Lab Tasks

  1.     Creating and Managing Filesystems
  2.     Hot Adding Swap
  3.     Creating and Managing LVM Volumes

14. Scheduling system tasks

  1.     Automating Tasks
  2.     at/batch
  3.     cron
  4.     The crontab Command
  5.     crontab Format
  6.     /etc/cron.*/ Directories
  7.     Anacron

Lab Tasks

  1.     Creating and Managing User Cron Jobs
  2.     Adding System cron Jobs

15. Mounting network file systems

  1.     File Sharing via NFS
  2.     NFSv4+
  3.     NFS Clients
  4.     NFS
  5.     NFS Server Configuration
  6.     Accessing Windows/Samba Shares from Linux
  7.     AutoFS
  8.     AutoFS Configuration

Lab Tasks

  1.     Using autofs
  2.     NFS Server Configuration

16. Limiting network communication with firewalld

  1.     Netfilter: Stateful Packet Filter Firewall
  2.     Netfilter Concepts
  3.     Using the iptables Command
  4.     Netfilter Rule Syntax
  5.     Targets
  6.     Common match_specs
  7.     Connection Tracking
  8.     FirewallD

Lab Tasks

  1.     Securing Services with Netfilter
  2.     FirewallD

17. Virtualization and Kickstart

  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
  12.     Kickstart
  13.     Anaconda: An Overview
  14.     Anaconda: Booting the System
  15.     Anaconda: Common Boot Options
  16.     Anaconda: Loading Anaconda and Packages
  17.     Anaconda: Storage Options
  18.     Anaconda: Troubleshooting

Lab Tasks

  1.     Installing a Virtual Machine

A. Understand and Use Essential Tools

  1.     Use of Appendix
  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
  7.     Communication Channels
  8.     File Redirection
  9.     Piping Commands Together
  10.     The gedit Text Editor
  11.     Archives with tar
  12.     Archives with cpio
  13.     The gzip Compression Utility
  14.     The bzip2 Compression Utility
  15.     The XZ Compression Utility
  16.     The PKZIP Archiving/Compression format
  17.     Searching Inside Files
  18.     The Streaming Editor
  19.     Regular Expression Overview
  20.     Regular Expressions
  21.     RE Character Classes
  22.     Regex Quantifiers
  23.     RE Parenthesis
  24.     Text Editing
  25.     Learning Vim
  26.     Basic vi
  27.     Intermediate vi

Lab Tasks

  1.     Help with Commands
  2.     Archiving and Compression
  3.     Pattern Matching with Regular Expressions
  4.     Extended Regular Expressions
  5.     Using Regular Expressions With sed
  6.     Text Editing with Vim

B. Create, view, and edit text files

  1.     Producing File Statistics
  2.     Replacing Text Characters
  3.     Text Sorting
  4.     Duplicate Removal Utility
  5.     Extracting Columns of Text
  6.     Combining Files and Merging Text
  7.     Comparing File Changes

C. Comprehensive Review Lab Lab Tasks

  1.     Understand And Use Essential Tools
  2.     Operate Running Systems
  3.     Configure Local Storage and Filesystems
  4.     Users, Groups, and File Permissions
  5.     Maintenance and Recovery
Learning Path

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

Ways to Attend
  • Attend a public course, if there is one available. Please check our schedule, or register your interest in joining a course in your area.
  • Private onsite Team training also available, please contact us to discuss. We can customise this course to suit your business requirements.

Private Team Training is available for this course

We deliver this course either on or off-site in various regions around the world, and can customise your delivery to suit your exact business needs. Talk to us about how we can fine-tune a course to suit your team's current skillset and ultimate learning objectives.

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