Red Hat Certified System Administrator on RHEL-9
Objective
- Establish a strong foundation in Linux system administration to enhance the management of infrastructure.
- This two-part series will help you go from having little Linux experience to being an expert Linux administrator.
- Boost the responsiveness to failures, storage efficiency, and system reliability of the organization.
- Get the necessary abilities to work as a Linux administrator full-time.
- Examine more complex subjects such as automated installation, SELinux, and LVM.
- Gain a deeper understanding of SELinux, file systems, partitioning, logical volumes, firewall configuration, and troubleshooting in enterprise Linux administration.
- With a broad range of skills, Linux administrators can effectively contribute.
- What Is Linux?
- Quiz: Get Started with Red Hat Enterprise Linux
- Summary
Access the Command Line
Quiz: Access the Command Line
Access the Command Line with the Desktop
Guided Exercise: Access the Command Line with the Desktop
Execute Commands with the Bash Shell
Quiz: Execute Commands with the Bash Shell
Lab: Access the Command Line
Summary
Describe Linux File System Hierarchy Concepts
Quiz: Describe Linux File System Hierarchy Concepts
Specify Files by Name
Quiz: Specify Files by Name
Manage Files with Command-line Tools
Guided Exercise: Manage Files with Command-line Tools
Make Links Between Files
Guided Exercise: Make Links Between Files
Match File Names with Shell Expansions
Quiz: Match File Names with Shell Expansions
Lab: Manage Files from the Command Line
Summary
Read Manual Pages
Guided Exercise: Read Manual Pages
Lab: Get Help in Red Hat Enterprise Linux
Summary
Redirect Output to a File or Program
Quiz: Redirect Output to a File or Program
Edit Text Files from the Shell Prompt
Guided Exercise: Edit Text Files from the Shell Prompt
Change the Shell Environment
Guided Exercise: Change the Shell Environment
Lab: Create, View, and Edit Text Files
Summary
Describe User and Group Concepts
Quiz: Describe User and Group Concepts
Gain Superuser Access
Guided Exercise: Gain Superuser Access
Manage Local User Accounts
Guided Exercise: Manage Local User Accounts
Manage Local Group Accounts
Guided Exercise: Manage Local Group Accounts
Manage User Passwords
Guided Exercise: Manage User Passwords
Lab: Manage Local Users and Groups
Summary
Interpret Linux File System Permissions.
Quiz: Interpret Linux File System Permissions
Manage File System Permissions from the Command Line
Guided Exercise: Manage File System Permissions from the Command Line
Manage Default Permissions and File Access
Guided Exercise: Manage Default Permissions and File Access
Lab: Control Access to Files
Summary
Process States and Lifecycle.
Quiz: Process States and Lifecycle
Control Jobs
Guided Exercise: Control Jobs
Kill Processes
Guided Exercise: Kill Processes
Monitor Process Activity
Guided Exercise: Monitor Process Activity
Lab: Monitor and Manage Linux Processes
Summary
Identify Automatically Started System Processes
Guided Exercise: Identify Automatically Started System Processes
Control System Services
Guided Exercise: Control System Services
Lab: Control Services and Daemons
Summary
Access the Remote Command Line with SSH
Guided Exercise: Access the Remote Command Line
Configure SSH Key-based Authentication
Guided Exercise: Configure SSH Key-based Authentication
Customize OpenSSH Service Configuration
Guided Exercise: Customize OpenSSH Service Configuration
Lab: Configure and Secure SSH
Summary
Describe System Log Architecture
Quiz: Describe System Log Architecture
Review Syslog Files
Guided Exercise: Review Syslog Files
Review System Journal Entries
Guided Exercise: Review System Journal Entries
Preserve the System Journal
Guided Exercise: Preserve the System Journal
Maintain Accurate Time
Guided Exercise: Maintain Accurate Time
Lab: Analyze and Store Logs
Summary
Describe Networking Concepts
Quiz: Describe Networking Concepts
Validate Network Configuration
Guided Exercise: Validate Network Configuration
Configure Networking from the Command Line
Guided Exercise: Configure Networking from the Command Line
Edit Network Configuration Files
Guided Exercise: Edit Network Configuration Files
Configure Hostnames and Name Resolution
Guided Exercise: Configure Hostnames and Name Resolution
Lab: Manage Networking
Summary
Manage Compressed tar Archives
Guided Exercise: Manage Compressed tar Archives
Transfer Files Between Systems Securely
Guided Exercise: Transfer Files Between Systems Securely
Synchronize Files Between Systems Securely
Guided Exercise: Synchronize Files Between Systems Securely
Lab: Archive and Transfer Files
Summary
Register Systems for Red Hat Support
Quiz: Register Systems for Red Hat Support
Explain and Investigate RPM Software Packages
Guided Exercise: Explain and Investigate RPM Software Packages
Install and Update Software Packages with DNF
Guided Exercise: Install and Update Software Packages with DNF
Enable DNF Software Repositories
Guided Exercise: Enable DNF Software Repositories
Lab: Install and Update Software Packages
Summary
Identify File Systems and Devices
Quiz: Identify File Systems and Devices
Mount and Unmount File Systems
Guided Exercise: Mount and Unmount File Systems
Locate Files on the System
Guided Exercise: Locate Files on the System
Lab: Access Linux File Systems
Summary
Analyze and Manage Remote Servers
Guided Exercise: Analyze and Manage Remote Servers
Get Help From Red Hat Customer Portal
Guided Exercise: Get Help From Red Hat Customer Portal
Detect and Resolve Issues with Red Hat Insights
Quiz: Detect and Resolve Issues with Red Hat Insights
Summary
Comprehensive Review
Lab: Manage Files from the Command Line
Lab: Manage Users and Groups, Permissions, and Processes
Lab: Configure and Manage a Server
Lab: Manage Networks
Lab: Mount File Systems and Find Files
RH134: Red Hat System Administration-2
Write Simple Bash Scripts
Guided Exercise: Write Simple Bash Scripts
Loops and Conditional Constructs in Scripts
Guided Exercise: Loops and Conditional Constructs in Scripts
Match Text in Command Output with Regular Expressions
Guided Exercise: Match Text in Command Output with Regular Expressions
Lab: Improve Command-line Productivity
Summary
Schedule a Deferred User Job
Guided Exercise: Schedule a Deferred User Job
Schedule Recurring User Jobs
Guided Exercise: Schedule Recurring User Jobs
Schedule Recurring System Jobs
Guided Exercise: Schedule Recurring System Jobs
Manage Temporary Files
Guided Exercise: Manage Temporary Files
Quiz: Schedule Future Tasks
Summary
Adjust Tuning Profiles
Guided Exercise: Adjust Tuning Profiles
Influence Process Scheduling
Guided Exercise: Influence Process Scheduling
Lab: Tune System Performance
Summary
Change the SELinux Enforcement Mode
Guided Exercise: Change the SELinux Enforcement Mode
Control SELinux File Contexts
Guided Exercise: Control SELinux File Contexts
Adjust SELinux Policy with Booleans
Guided Exercise: Adjust SELinux Policy with Booleans
Investigate and Resolve SELinux Issues
Guided Exercise: Investigate and Resolve SELinux Issues
Lab: Manage SELinux Security
Summary
Add Partitions, File Systems, and Persistent Mounts
Guided Exercise: Add Partitions, File Systems, and Persistent Mounts
Manage Swap Space
Guided Exercise: Manage Swap Space
Lab: Manage Basic Storage
Summary
Create and Extend Logical Volumes
Guided Exercise: Create and Extend Logical Volumes
Manage Layered Storage
Guided Exercise: Manage Layered Storage
Lab: Manage Storage Stack
Summary
Manage Network-Attached Storage with NFS
Guided Exercise: Manage Network-Attached Storage with NFS
Automount Network-Attached Storage
Guided Exercise: Automount Network-Attached Storage
Lab: Access Network-Attached Storage
Summary
Select the Boot Target
Guided Exercise: Select the Boot Target
Reset the Root Password
Guided Exercise: Reset the Root Password
Repair File System Issues at Boot
Guided Exercise: Repair File System Issues at Boot
Lab: Control the Boot Process
Summary
Manage Server Firewalls
Guided Exercise: Manage Server Firewalls
Control SELinux Port Labeling
Guided Exercise: Control SELinux Port Labeling
Lab: Manage Network Security
Summary
Install Red Hat Enterprise Linux
Guided Exercise: Install Red Hat Enterprise Linux
Automate Installation with Kickstart
Guided Exercise: Automate Installation with Kickstart
Install and Configure Virtual Machines
Quiz: Install and Configure Virtual Machines
Lab: Install Red Hat Enterprise Linux
Summary
Container Concepts
Quiz: Container Concepts
Deploy Containers
Guided Exercise: Deploy Containers
Manage Container Storage and Network Resources
Guided Exercise: Manage Container Storage and Network Resources
Manage Containers as System Services
Guided Exercise: Manage Containers as System Services
Lab: Run Containers
Summary
Comprehensive Review
Lab: Fix Boot Issues and Maintain Servers
Lab: Configure and Manage File Systems and Storage
Lab: Configure and Manage Server Security
Lab: Run Containers
Instructors
