Accessing the command line      

• Components of a Distribution
• Red Hat Linux Products
• Logging In
• Running Programs
• Interacting with Command Line
• Desktop Environments
• GNOME
• got root?
• Switching User Contexts
• sudo    

Managing files from the command line      

• Managing Files Graphically
• Drag and drop with Nautilus
• Physical Unix File Structure
• Unix/Linux Filesystem Features
• Navigating the Filesystem
• Displaying Directory Contents
• Directory Manipulation
• File Manipulation
• Deleting and Creating Files
• Filesystem Links     

Configure and secure OpenSSH service      

• Secure Shell
• ssh and sshd Configuration
• Accessing Remote Shells
• Transferring Files
• Alternative sftp Clients
• SSH Key Management     

Managing local Linux users and groups

• User and Group Concepts
• User Administration
• Modifying Accounts
• Password Aging
• Group Administration
• system-config-authentication
• System Security Services Daemon (SSSD)     

Controlling access to files with Linux file system permissions      

• File Ownership
• File and Directory Permissions
• SUID and SGID on files
• SGID and Sticky Bit on Directories
• Changing File Permissions     

Control access to files with FACLs      

• User Private Group Scheme
• Alternatives to UPG
• File Access Control Lists
• Manipulating FACLs
• Viewing FACLs
• Backing Up FACLs    

Manage SELinux security      

• SELinux Security Framework
• SELinux Modes
• SELinux Commands
• Choosing an SELinux Policy
• SELinux Booleans
• Permissive Domains
• SELinux Policy Tools
• SELinux Troubleshooting
• SELinux Troubleshooting Continued     

Monitor and manage Linux processes      

• What is a Process?
• Process States
• Viewing Processes
• Viewing Processes
• Managing Processes
• Tuning Process Scheduling
• System Status – CPU
• System Status – I/O
• System Status – Memory     

Installing and updating software packages      

• Managing Software
• RPM Features
• RPM Architecture
• RPM Package Files
• Working With RPMs
• Querying and Verifying with RPM
• Managing Software Dependencies
• Using the Yum command
• YUM package groups
• Updating the Kernel RPM
• Dealing With RPM & Yum Digest Changes
• YUM Repositories
• YUM Repository Groups
• Yum Plugins & RHN Subscription Manager     

Controlling services and daemons      

• systemd System and Service Manager
• systemd Targets
• Using systemd
• Legacy Support for SysV init
• Booting Linux on PCs
• GRUB 2
• GRUB 2 Configuration
• GRUB 2 Security
• Boot Parameters
• Initial RAM Filesystem
• init
• System Init Styles Overview
• Linux Runlevels Aliases
• Systemd local-fs.target and sysinit.target
• Systemd basic.target and multi-user.target
• Legacy local bootup script support
• System Configuration Files
• RHEL7 Configuration Utilities
• Shutdown and Reboot     

Managing Red Hat Enterprise Linux networking      

• IPv4 Fundamentals
• TCP/UDP Fundamentals
• Linux Network Interfaces
• Ethernet Hardware Tools
• Network Configuration with ip Command
• Starting and Stopping Interfaces
• Configuring Routing Tables
• IP to MAC Address Mapping with ARP
• DNS Clients
• DHCP Clients
• Network Diagnostics
• NetworkManager     

Analyzing and Storing Logs      

• System Logging
• Systemd Journal
• gnome-system-log
• Syslog-ng
• Rsyslog
• /etc/rsyslog.conf
• Log Management
• Log Anomaly Detector     

Managing storage and file systems      

• Partitioning Disks with fdisk
• Partitioning Disks with parted
• Mounting Filesystems
• Mounting Filesystems
• Persistent Block Devices
• Managing an XFS Filesystem
• Filesystem Table (/etc/fstab)
• Filesystem Creation
• Filesystem Maintenance
• Swap
• Logical Volume Management
• Implementing LVM
• Creating Logical Volumes
• Manipulating VGs & LVs
• Advanced LVM Concepts
• gnome-disk-utility     

Scheduling system tasks      

• Automating Tasks
• at/batch
• cron
• The crontab Command
• crontab Format
• /etc/cron.*/ Directories
• Anacron    

Mounting network file systems      

• File Sharing via NFS
• NFSv4+
• NFS Clients
• NFS
• NFS Server Configuration
• Accessing Windows/Samba Shares from Linux
• AutoFS
• AutoFS Configuration     

Limiting network communication with firewalld      

• Netfilter: Stateful Packet Filter Firewall
• Netfilter Concepts
• Using the iptables Command
• Netfilter Rule Syntax
• Targets
• Common match_specs
• Connection Tracking     

Virtualization and Kickstart      

• Introducing libvirt
• libvirt: Basic Concepts
• libvirt: Storage Architecture
• libvirt: Network Architecture
• libvirt: Graphical Tools
• libvirt: Command Line Tools
• virsh: Basics
• virsh: Common Tasks
• virt-install
• libguestfs and guestfish
• Kickstart
• Anaconda: An Overview
• Anaconda: Booting the System
• Anaconda: Common Boot Options
• Anaconda: Loading Anaconda and Packages
• Anaconda: Storage Options
• Anaconda: Troubleshooting

Understand and Use Essential Tools      

• Use of Appendix
• Red Hat Online Documentation
• Getting Help Within the Graphical Desktop
• Gathering System Info
• Help from Commands and Documentation
• Getting Help with man & info
• Communication Channels
• File Redirection
• Piping Commands Together
• The gedit Text Editor
• Archives with tar
• Archives with cpio
• The gzip Compression Utility
• The bzip2 Compression Utility
• The XZ Compression Utility
• The PKZIP Archiving/Compression format
• Searching Inside Files
• The Streaming Editor
• Regular Expression Overview
• Regular Expressions
• RE Character Classes
• Regex Quantifiers
• RE Parenthesis
• Text Editing
• Learning Vim
• Basic vi
• Intermediate vi     

Create, view, and edit text files      

• Producing File Statistics
• Replacing Text Characters
• Text Sorting
• Duplicate Removal Utility
• Extracting Columns of Text
• Combining Files and Merging Text
• Comparing File Changes