Administering Red Hat Linux (V7) - Part 1

Follow-on Courses

Follow-On Courses

An Introduction to Linux

• A brief history of UNIX and LINUX
• GNU project
• GPL - GNU General Public license
• The LINUX kernel
• The Bash Shell
• Login sessions

The Graphical Environment

• The GUI Desktop
• Configuring the Desktop
• Managing files graphically
• Graphical tools for investigating hardware
• Exercise

Basic Commands and BASH Environment

• Basic syntax Rules
• Essential keyboard shortcuts
• Basic commands and utilities
• Getting Help - man pages, info, /usr/share/doc
• Sources of information available on the WEB
• Command line history, viewing and re-executing
• Entering commands in the Bash Shell
• The Bash Environment
• Shell Variables
• Exercise

The Linux File System

• The file system structure
• Standard Linux directories and files
• Pathnames : relative and absolute
• Navigating the file system using shell commands
• Managing files and directories
• Hard and symbolic links
• Monitoring file system usage
• Exercise

Editing Files Using GEDIT

• Using the GUI Editor to edit text files
• Exercise

File Access Control

• Basic file access permissions
• List permissions
• Changing file permissions on the command line
• Overview of SELinux
• Exercise

Managing User Accounts

• User and Group administration
• Adding a new user and group
• Setting a password
• Bash profile files
• Exercise

Using SystemD and Controlling Services

• The systemd deamon
• Control Services using systemctl etc.
• System Shutdown and Reboot management
• Exercise

Building a Virtual Machine

• Virtualisation concepts
• Installation methods available
• Install a virtual system
• Checking for supported hardware
• Start and shutdown a virtual system
• Exercises

Basic Client Networking

• Configuring Network Interfaces
• Controlling Network Devices: ifup/ifdown
• Configuring IPV4 dynamic and static networking
• Network Tools ifconfig, ethtool etc
• Configuring Remote Desktops
• Accessing Remote Desktop using vncviewer
• Configuring basic NTP
• Connecting NIS and LDAP clients to corresponding servers
• Linking to a system using ssh
• Exercise

Manage Local Volumes

• Basic LVM design and configuration
• The Logical Volume Manager (LVM)
• Displaying information regarding LVM volumes
• Exercise

Manage File System Attributes and Swap Space

• Mounting and un-mounting file systems using both labels and UUID's
• File System attributes
• Handling Removable Media
• Exercise

Accessing and Interpreting Log Files

• System Log Files
• rsyslog configuration
• Analysing and rotating logfiles
• Exercise

Archiving Files and Copying to Another System

• Tape archive - tar
• Compression utilities- bzip2, gzip, star and zip
• Secure copy - scp
• Local and remote copying with rsync

Manage Memory and CPU Usage

• Time-sharing
• What is a process?
• System and user processes
• Monitoring processes
• Killing processes
• Basic Job Control
• Altering process scheduling priorities
• Desktop tools to monitor and manage processes
• Exercise

Package Management Using RPM

• The Red Hat Package Management system
• Installing removing software manually using rpm
• RPM queries and verifying packages
• Dependency problems and resolution
• Updating the Kernel from RPM's
• Other RPM features
• Updating using Red Hat Network
• Exercise

Package Management Using YUM

• The YUM management tool
• The software repositories
• Accessing repositories from a client
• Exercise