Highlights

• Gain sufficient skill to perform core system administration tasks
• Prepare for first level of Linux Exam
• Unlimited access

Objectives

• Installation of Linux Linux 8, Managing Linux Processes,
• Analyzing and Storing Logs,
• Monitoring the system

Program

Introduction

• Linux System Administration 1
• About Linux Certification
• Links to download RHEL, CentOS, VMWare Workstation or Oracle Virtual Box
• Create Linux OS 8 Template using VMWare Workstation
• Installation of Linux OS 8 using VMWare Workstation
• Installation of Linux OS 8 using Oracle Virtual Box
• Connect from putty

Accessing the Command Line

• Overview of Bash Shell
• Virtual and Physical Consoles
• GNOME3 Desktop Environment
• Practice Lab Session on Accessing Command Line

Manage Files From the Command Line

• About Linux File System Hierarchy Concepts
• Identifying Linux File types
• Absolute and relative paths
• Command Line File Management
• Soft Link And Hard Link In Linux
• Pattern Matching
• Tilde Expansion
• Brace Expansion
• Variable Expansion
• Practice Lab Session

Getting Help, Creating and Editing Text Files in Linux

• Reading Manual Pages
• GNU Info
• Input Output Redirection in Linux
• Channels (File Descriptors)
• Pipelines in Linux
• tee command
• Editing Text files from the shell prompt
• Insert Mode
• Command Mode
• Extended Command Mode
• Visual Mode

User Administration

• Overview of User Administration
• Describing user and Group Concepts
• Primary Groups and Supplementary Groups
• Types of User Account
• Overview of Shadow file
• Managing users passwords
• Overview of Sudoers file
• Syntax of sudoers file
• Various Practice Lab Session

Controlling Access to Files

• Overview of Linux File System Permissions
• Attributes of a file
• Managing File System Permissions from Command Line
• Special permissions like Setuid, Setgid & Sticky bit etc
• Practice Lab Session

Managing Linux Processes

• Overview of Load Average in Linux
• top command
• Lab Session on Load Average
• Process Management
• Foreground & Background Process
• Various Process Stats
• Practice Lab Session

About Linux OS 8

• Overview of Linux OS 8
• Features of Linux OS 8
• Controlling Services and Daemons
• Introduction to Systemd, Systemd units
• Lab on systemctl command and journal

Configuring and Securing SSH Service

• Introduction about OpenSSH
• SSH Hot Keys
• SSH Key Based Authentication
• Customizing OpenSSH Service Configuration
• Practice Lab Session

Analyzing and Storing Logs

• Describing System log Architecture
• System Logging
• Logging Events to the System
• Collecting Information using journalctl
• Log file rotation
• Practice Lab Session

Archiving & transferring files

• Archive a file using tar command
• tar operations
• tar compression options
• Transferring files between systems securely
• Practice Lab Session

Managing Networking

• Describing Network Concepts
• TCP/IP Network Model
• Configuring network
• Lab on add a network interface
• Lab on modify an interface
• Lab on delete an interface

Accessing Linux File Systems

• Identifying File Systems
• Block Devices
• Lab Session on File System, mount, unmount etc
• Locate Command
• Find Command
• Practice Lab Session

Monitoring the system

• Overview of web console to monitor and analyze the server
• Cockpit tool
• Navigating the server using web console
• Lab Session
• Last Lecture

Targeted audience

There is no formal prerequisites for this course; however, previous system administrator experience on other operating system would be very beneficial.

Reviews

Jeffrey Harrison Well executed course. Relevant material.

Seyit M. GÖKMENOĞLU It is a well-organized course, the content and the lab sections are very satisfactory. Shikar Verma presents all the subjects very clearly. I highly recommend it.

Nishit Dalwadi Reliable course to stay up-to-date on all aspects of Linux. Everything is explained neatly with adequate detail of the topics.