Linux Redhat System Administration I – SA1 (RHEL8)

About Linux Redhat System Administration I – SA1 (RHEL8)

Linux Certified System Administrator Exam (EX200 - 2.5 Hours Required), there are two course modules as shown below.

_Linux System Administration I - SA1 First Part == > This Course Module will teach you this module._

_Linux System Administration II - SA2 Second Part_

Linux Certified Engineer Exam (EX-294 - 4 Hours Required)

_Linux System Administration III: Linux Automation with Ansible_

Course Description:

Linux System Administration I - SA1

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