RHCSA: Red Hat Certified System Administrator (EX200)

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RHCSA: Red Hat Certified System Administrator (EX200)

Author: Andrew Mallett

Thinking about getting into Linux system administration specifically with Red Hat Enterprise Linux? Look no further than this series which will walk you through everything you... Read more

What you will learn

  • Use Essential RHEL 8 tools
  • Create Simple Shell Scripts for RHEL 8
  • Operate Running Systems in RHEL 8
  • Configure local storage in RHEL 8
  • Create and configure file systems in RHEL 8
  • Deploy, configure, and maintain systems in RHEL 8
  • Manage basic networking in RHEL 8
  • Manage users and groups in RHEL 8
  • Manage security in RHEL 8
  • Manage Containers for RHEL 8

Pre-requisites

You should be familiar with IT fundamentals and Linux operating systems

RHCSA: Red Hat Certified System Administrator (EX200)

Thinking about getting into Linux system administration specifically with Red Hat Enterprise Linux? Look no further than this series which will walk you through everything you need to know for getting started. You’ll cover tools and scripting, deploying systems, daily operations and tasks, networking, security, and much more.

Additionally, for those interested in certification, these courses cover the topics presented by the Red Hat Certified System Administrator (RHCSA) certification and can help you prepare for the exam.

RHEL 8: Using Essential Tools

by Andrew Mallett

Jan 28, 2021 / 2h 39m

2h 39m

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Description

Administering Linux servers is often command line based which may be a challenge for new administrators. In this course, RHEL 8: Using Essential Tools, you’ll learn to access and manage the command line shell. First, you’ll explore the command line and executing commands. Next, you’ll discover searching text files using regular expressions. Finally, you’ll learn how to secure the filesystem using permissions. When you’re finished with this course, you’ll have the skills and knowledge of Linux administration needed to work directly from the command line.

Table of contents
  1. Course Overview
  2. Introducing Red Hat and Enterprise Linux
  3. Working with Text Files
  4. Securing Files in the Filesystem
  5. Archiving Files in Linux

RHEL 8: Creating Shell Scripts

by Andrew Mallett

Feb 4, 2021 / 1h 58m

1h 58m

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Description

Administering Linux servers can often involve laborious and repetitive tasks; being able to encapsulate those tasks in scripts saves you time and your work becomes more reliable. In this course, RHEL 8: Creating Shell Scripts, you’ll learn to create shell scripts saving you both valuable time and effort. First, you’ll explore the script header, or shebang, and where scripts need to be located. Next, you’ll discover more advanced syntax by using logic and loops to conditionally process commands. Finally, you’ll learn how to use and create functions within your scripts, allowing for more effective and readable solutions. When you’re finished with this course, you’ll have the skills and knowledge of Linux bash scripting to automate the creation of user accounts and be able to repurpose the script for you own needs.

Table of contents
  1. Course Overview
  2. Automating Tasks Using Bash Scripts
  3. Creating Your Own Shell Scripts
  4. Automating the User Creation Process
  5. Using Functions and Loops in Scripts

RHEL 8: Operating Running Systems

by Andrew Mallett

Feb 17, 2021 / 2h 44m

2h 44m

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Description

Administering Linux servers can often be depressing; starting new work on a Monday morning and you realize no one knows the root password. In this course, RHEL 8: Operating Running Systems, you’ll learn to gain full control of your existing RHEL 8 systems. First, you’ll explore the boot process and learn to shut down and reboot systems and restrict user access during maintenance. Next, you’ll discover how to reset root passwords when access is restricted. Finally, you’ll learn to tune the performance of the system to match the requirements you define. When you’re finished with this course, you’ll have the skills and knowledge of Linux system management allowing you to analyze issues, correcting them in an efficient manner.

Table of contents
  1. Course Overview
  2. Rebooting and Shutting Down Systems
  3. Recovering a Root Password in RHEL 8
  4. Managing System Services
  5. Managing System Performance
  6. Managing Logging and Log Files

RHEL 8: Configuring Local Storage

by Andrew Mallett

Mar 2, 2021 / 2h 54s

2h 54s

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Description

Administering Linux servers has to involve managing disk and local storage. In this course, RHEL 8: Configuring Local Storage, you’ll learn to list and analyze your local block devices, creating new loopback devices as required. First, you’ll explore the tools used to list block devices. Next, you’ll discover how to add more block devices using losetup, creating loopback devices and partitioning them using parted. Finally, you’ll learn how to create and manage LVM2 logical volumes. When you’re finished with this course, you’ll have the skills and knowledge of Linux storage enabling you to partition an existing disk or create new loopback devices. You also be able to manage ongoing storage in a dynamic manner using LVM2.

Table of contents
  1. Course Overview
  2. Linux Block Storage
  3. Creating and Partitioning Block Devices
  4. Creating Dynamic Disks Using LVM2
  5. Dynamically Expanding Logical Volumes

RHEL 8: Creating and Configuring File Systems

by Andrew Mallett

Apr 8, 2021 / 2h 45m

2h 45m

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Description

With ever emerging technologies that encourage you to use third party storage devices we can help save you money and time using Red Hat Enterprise Linux 8 . In this course, RHEL 8: Creating and Configuring File Systems, you’ll learn to manage the latest file system and file servers in enterprise Linux. First, you’ll explore file system used in RHEL 8. Next, you’ll discover the benefits of disk optimization with VDO and layered storage with Stratis. Finally, you’ll learn how to share File systems using NFSv4. When you’re finished with this course, you’ll have the skills and knowledge of Enterprise Linux file systems needed to administer local and shared storage in your enterprise.

Table of contents
  1. Course Overview
  2. Create and Manage Local File Systems
  3. Manage Directory Permissions for Collaboration
  4. Sharing Filesystems Using NFS
  5. Implementing Data Optimization Using VDO
  6. Implementing Layered Storage Using Stratis

RHEL 8: Deploying, Configuring and Maintaining Systems

by Andrew Mallett

May 25, 2021 / 2h 13m

2h 13m

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Description

Ensuring that services are started automatically, especially the time service ensuring accurate time on your system, is essential. In this course, RHEL 8: Deploying, Configuring and Maintaining Systems, you’ll learn to manage services, software and boot targets. First, you’ll explore software management in RHEL 8. Next, you’ll discover service management including configuring the chrony time client. Finally, you’ll learn how to schedule tasks using the cron and at services. When you’re finished with this course, you’ll have the skills and knowledge of Linux administration needed to manage your enterprise servers.

Table of contents
  1. Course Overview
  2. Managing Software Packages in RHEL 8
  3. Configuring Time Services
  4. Working with Systemd Targets
  5. Scheduling Jobs in RHEL 8

RHEL 8: Managing Networking

by Andrew Mallett

Sep 30, 2021 / 2h 33m

2h 33m

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Description

Connecting your system to the network is a necessary risk, but can be mitigated by protecting the system once connected. In this course, RHEL 8: Managing Networking, you’ll learn to manage networking on Linux. First, you’ll explore the ip command and configuring and reading networking data. Next, you’ll discover how to use the command line tools to add all the configuration data needed to connect a system to the internet. Finally, you’ll learn how to implement firewalls with both firewalld and nftables as well as fail2ban. When you’re finished with this course, you’ll have the skills and knowledge of internetworking Linux needed to manage RHEL systems connecting to a network and the internet while maintaining adequate security.

Table of contents
  1. Course Overview
  2. Managing the TCP/IP Stack with IP
  3. Persisting Network Configuration
  4. Configuring Firewalls and Understanding Fail2Ban
  5. Configuring Firewalls Using Nftables

RHEL 8: Managing Users and Groups

by Andrew Mallett

Nov 5, 2021 / 2h 5m

2h 5m

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Description

Linux provides you with a root account, but you'll need more accounts than just that as well as elevating to root when required. In this course, RHEL 8: Managing Users and Groups, you’ll learn to manage the lifecycle of user in Linux. First, you’ll explore basic user management. Next, you’ll discover the complexity of password management and chow authentication occurs. Finally, you’ll learn how to allow elevation securely to the root account. When you’re finished with this course, you’ll have the skills and knowledge of account management needed to class yourself as a Linux administrator.

Table of contents
  1. Course Overview
  2. Managing Linux Users
  3. Managing User Passwords in Linux
  4. Managing Groups in Linux
  5. Elevating Privileges in Linux

Getting Started with Podman

by Andrew Mallett

May 19, 2020 / 1h 47m

1h 47m

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Description

Being able to change your systems at a moment's notice and being able to reflect the changing needs of your customers is not possible without systems that can be deployed quickly. In this course, Getting Started with Podman, you’ll gain the ability to use containers that are managed with Podman without the need of elevated privileges. First, you’ll explore what is meant by "Rootless Containers." Next, you’ll discover how Podman can easily and quickly deploy your services. Finally, you’ll learn how to deploy MySQL databases to writable persistent volumes. When you’re finished with this course, you’ll have the skills and knowledge of container management needed to work effectively in a modern DevOps environment.

Table of contents
  1. Course Overview
  2. Understanding Podman
  3. Configuring Podman in Rootless Mode
  4. Deploying Containers with Podman
  5. Managing Container Lifecycle
  6. Managing Writable Data on Persistent Volumes

RHEL 8: Managing Security

by Andrew Mallett

Dec 8, 2021 / 2h 24m

2h 24m

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Description

Keeping your data secure and your systems protected in now a legal requirement in most nations. In this course, RHEL 8: Managing Security, you’ll learn to develop a mindset to keep your systems secure. First, you’ll explore implementing key-based authentication to disable password access via SSH. Next, you’ll discover the reasons why SELinux is required and should never be disabled. Finally, you’ll learn how to implement SELinux policies to secure your system making adjustments for custom locations. When you’re finished with this course, you’ll have the skills and knowledge of securing Red Hat Enterprise Linux 8 needed to deploy systems in a public facing environment.

Table of contents
  1. Course Overview
  2. Implementing SSH Key-based Authentication
  3. Implementing POSIX Access Control Lists
  4. Understanding SELinux Modes
  5. Understanding File and Process Contexts
  6. Implementing Custom Service Configurations
Learning Paths

RHCSA: Red Hat Certified System Administrator (EX200)

  • Number of Courses10 courses
  • Duration23 hours

Thinking about getting into Linux system administration specifically with Red Hat Enterprise Linux? Look no further than this series which will walk you through everything you need to know for getting started. You’ll cover tools and scripting, deploying systems, daily operations and tasks, networking, security, and much more.

Additionally, for those interested in certification, these courses cover the topics presented by the Red Hat Certified System Administrator (RHCSA) certification and can help you prepare for the exam.

Courses in this path

RHCSA: Red Hat Certified System Administrator (EX200)

Thinking about getting into Linux system administration specifically with Red Hat Enterprise Linux? Look no further than this series which will walk you through everything you need to know for getting started. You’ll cover tools and scripting, deploying systems, daily operations and tasks, networking, security, and much more.

Additionally, for those interested in certification, these courses cover the topics presented by the Red Hat Certified System Administrator (RHCSA) certification and can help you prepare for the exam.

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