Linux Administration Bootcamp – Beginner to Advanced

Following is the list of topics I have covered in this course:

Section 1. Course Overview

• Course overview

Section 2. Installation of required software and accessing a Linux System

• Install Virtual Box
• Download & install Cent OS Linux
• Install Red Hat 8 with custom Partitioning on Virtual Box
• Download, install and connect through putty
• Different ways of accessing your Linux Server

Section 3. Linux Fundamentals

• The Linux directory structure
• Basic Linux commands cd, ls, cat, pwd, and more
• Listing files and understanding LS output
• Changing password of a user
• Finding files in your system
• Introduction to vi editor
• Copying directories and files
• Removing directories and files
• Moving and renaming directories and files
• Absolute vs Relative path of a directory
• Creating files and directories by command line
• Understanding the basic file and directory permissions
• Changing file permissions
• Modify file ownership for user and group
• Quiz

Section 4. Intermediate level Linux Skills

• Use of more and less command
• Use of  head and tail commands
• Explanation of Tab Key Completion
• Use of history command
• Explanation of Wild Cards Characters
• Soft and Hard Links between files
• Input, Output and Error Redirection
• Explanation of grep Command
• Uses of Pipe
• Shell Aliases command
• Use of echo command
• Explanation of environment variables
• Connecting from one server to another
• Transferring and Copying files over the Network
• Counting of words, lines and characters
• Viewing and monitoring processes by command
• Schedule and automate tasks with Cron
• User and group administration
• Switching Users by command line
• The sudo utility
• Compressing and archiving files (using tar, gzip)
• Displaying and setting the hostname
• Find your IP address in Linux
• (using different ways of text file manipulation by using )tr, sort, diff and uniq command
• cut and sort command
• 32-bit vs 64-bit operating systems
• Finding system information using (uname, dmidecode)
• Root password recovery
• Explanation of  sosreport for Redhat troubleshooting
• Monitor Users (who, last w, id)
• Message of the day (motd) and wall
• Quiz

Section 5. Managing Users and Groups

• User and group administration by command
• Create a User account with no login access
• Use of  passwd command
• Password Aging on User accounts
• Create, modify and delete group accounts in Linux
• Activating and deactivating shadow password mechanism
• User authentication files
• Explanation of  passwd file
• Explanation of  shadow file
• Explanation of group file
• Explanation  of gshadow file
• Switching Users
• The sudo utility

Section 6. Disk and Volume Management using (LVM, Parted)

• Introduction to partitioning and file system
• Introduction to LVM (The Logical Volume Manager)
• Add a new disk volume through Oracle Virtual Box
• Managing storage with partedmot
• Creating Physical Volumes (PVs), Volume Groups (VGs) and Logical
• Extending Volume Group (VG) and Logical Volumes (LV)
• Mirroring Logical Volumes
• Moving Volumes (Data) from one storage to another
• Removing Logical Volumes (LVs), Volume Groups (VGs) and Physical

Section 7. Networking using Linux

• Network Components
• Network Classes
• TCP and UDP Protocols
• The OSI model
• Ping Command
• Network Interfaces, configuration files and commands
• Find your IP address
• Add a network adapter through Oracle VM Virtual Box
• NIC Bonding