Cyber Range

Linux Systems Administration Cyber Range

The Systems Administration lab will walk students through some of the basic functionalities and responsibilities of Linux system administration. These include provisioning and de-provisioning users, assigning special permissions to users, interacting with the VI editor, and the basics of the Bash shell among others.
18 hours, 30 minutes
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The Labs

Train hands-on

Systems Administration - Basic Commands and Help

Learn basic RHEL commands and gain hands-on experience as you practice in the Cyber Range.

Systems Administration - Bash Shell

Learn about Bash Shell as you practice in the Cyber Range.

Systems Administration - Using the VI editor and Help

Learn about the vi editor and various help commands as you practice in the Cyber Range.

Systems Administration - Bash Shell Scripting

In this lab, you will be creating scripts to learn about the basics of bash shell scripting such as using variables, arguments, if/then statements and for loops.

Systems Administration - Understanding the Linux Kernel

Learn about the Linux kernel as you practice in the Systems Administration Cyber Range.

Systems Administration - File and Directory Operations

Learn about file and directory operations as you practice in the Cyber Range.

Systems Administration - File Paths and File Types

Learn about File Paths and File Types as you practice in the cyber range

Systems Administration - Access Control Lists

Learn about access control lists (ACL), including file and directory ACLs, and default ACLs, as you practice in the Cyber Range.

Systems Administration - Special Permissions

Learn about special permissions as you practice in this Cyber Range.

Systems Administration - File and Directory Permissions

Learn about file and directory permissions as you practice in the Cyber Range.

Systems Administration - Managing Groups

Learn about managing user and group accounts, including creating, deleting and passwords, as you practice in the Cyber Range.

Systems Administration - Login History and System Information

Learn about login user and group info, history info and system info as you practice in the Cyber Range.

Systems Administration - Compression and Archiving

Explore compressing and archiving tools, such as gzip, gunzip, bzip2, bunzip2 and tar, as you practice in the Systems Administration Cyber Range.

Systems Administration - Finding and Linking Files

This lab explores different options for finding files based on various criteria, such as size and permissions, and walks through the process of creating soft and hard links.

Systems Administration - Job Scheduling

Learn about job scheduling as you practice in the Systems Administration Cyber Range.

Systems Administration - Managing Units

Practice working with systemd to manage units and control groups.

Systems Administration - Regular Expressions & Metacharacters

Learn about regular expressions and metacharacters as you practice in the Systems Administration Cyber Range.

Systems Administration - Working with Processes and Jobs

Practice common commands for working with processes, such as top, nice/renice, ps and kill, and manage jobs with bg and fg.

Systems Administration - System Logging and Tuning

Learn about system logging, including rsyslog and explore tuned, a system tuning service available in RHEL.

Systems Administration - Creating and Managing Partitions

Depending on whether the system is BIOS-based or UEFI-based, the partition information is stored in Master Boot Record (MBR) or GUID Partition Table (GPT), respectively. Learn about creating and managing partitions using the parted and gdisk utilities as you practice in the Systems Administration Cyber Range.

Systems Administration - Managing packages with DNF

In this lab, you will practice working with DNF, or 'Dandified yum'. It is the next generation of the yum package manager that automatically computes dependencies and makes it easier to maintain groups of machines. DNF is the Red Hat's new default package manager.

Systems Administration - Working with Logical Volume Manager

Learn about using Logical Volume Manager (LVM) to create, modify and delete volumes and groups as you practice in the Systems Administration Cyber Range.

Systems Administration - Understanding and Managing SELinux

In this lab we'll take a look at some of the tools for interacting with SELinux.

Systems Administration - Using Key Based Authentication

Learn how to generate, distribute, and use key-based authentication for SSH.

Systems Administration - Working with Swap

Create volume groups and logical volumes to use as swap and display memory information and statistics as you practice in the Cyber Range.

Systems Administration - File and Directory Control Attributes

Learn about file and directory control attributes.

Systems Administration - Creating and Managing Extended File Systems

Learn about creating and managing extended file systems as you practice in the Cyber Range.

Systems Administration - Working with XFS and VFAT File Systems

Learn about working with XFS and VFAT (Virtual File Allocation Table) file systems as you practice in the Cyber Range.

Systems Administration - Defining a NAT Virtual Network

Learn about defining a Network Address Translation (NAT) virtual network as you practice in the Cyber Range.

Systems Administration - Network Information and Chrony

Learn about querying network information and chrony as you practice in the Linux Cyber Range

Systems Administration - Creating Storage Pools and Volumes

Learn about creating storage pools and volumes as you practice in the Linux Cyber Range.

Systems Administration - Managing Application Stream Modules

In this lab, you will practice working with DNF package manager to look up and manipulate application stream (AppStream) modules.

Systems Administration - TCP Wrappers

Explore TCP wrappers utilizing the hosts.deny and hosts.allow file while testing the functionality utilizing the tcpdmatch utility.

Systems Administration - Managing Users

Practice managing user accounts on RHEL systems, including creating, deleting, and setting passwords.

Systems Administration - Managing Firewall

Learn about managing firewall rules as you practice configuring Firewalld in this Linux Cyber Range.

Systems Administration - Managing packages with rpm

Learn about managing packages with RPM as you practice in the Cyber Range.

Systems Administration - Working with Remote File Systems and AutoFS

Practice working with Network File System NFS service and learn how to automatically mount NFS shares with AutoFS.

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