Red Hat Linux Certified System Admin - SA1 (RHEL7)
4.1 (512 ratings)
Course Ratings are calculated from individual students’ ratings and a variety of other signals, like age of rating and reliability, to ensure that they reflect course quality fairly and accurately.
2,127 students enrolled

Red Hat Linux Certified System Admin - SA1 (RHEL7)

Prepare for RHCSA Exam and gain sufficient skill to perform core system administration tasks
4.1 (512 ratings)
Course Ratings are calculated from individual students’ ratings and a variety of other signals, like age of rating and reliability, to ensure that they reflect course quality fairly and accurately.
2,127 students enrolled
Last updated 1/2020
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This course includes
  • 10.5 hours on-demand video
  • 14 downloadable resources
  • Full lifetime access
  • Access on mobile and TV
  • Certificate of Completion
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What you'll learn
  • Installation of Red Hat Enterprise Linux 7
  • Accessing the Command Line
  • Managing Files From the Command Line
  • Getting Help in Red Hat Enterprise Linux
  • Creating, Viewing, and Editing Text Files
  • Managing Local Linux Users and Groups
  • Controlling Access to Files with Linux FileSystem Permissions
  • Monitoring and Managing Linux Processes
  • Controlling Services and Daemons
  • Configuring and Securing OpenSSH Service
  • Managing Red Hat Enterprise Linux Networking
  • Installing and Updating Software Packages
  • sftp with lab session
  • rsync command
Requirements
  • PC or Laptop with internet Connection
Description

Course Description:


Red Hat Linux Certified System Admin - SA1 based on RHEL 7

RHCSA – Certified Red Hat Enterprise Linux System Administrator


Course Outline

Introduction

  • Red Hat System Administration 1

  • Installation of Red Hat Enterprise Linux 7 using vmware workstation

Understanding the Command Line

  • Accessing the command line using the Local & remote Console

  • Lab Session on  Local Console Access

  • Access & view the Command Line Using the Desktop

  • Lab Session on the GNOME 3 Desktop Environment

  • Executing & Implementing Commands Using the Bash Shell

  • Lab: Accessing the Command Line

Operate Files & Directories  From the Command Line

  • Overview of the Linux File System Hierarchy

  • Locating Files by Name

  • Lab : Locating Files and Directories

  • Command-Line Tools

  • Matching File Names Using Path Name

  • Lab: Managing Files with Shell Expansion

Various useful command to get help in RHEL

  • man Command

  • Lab: Using the man Command

  • Reading Documentation Using pinfo Command

  • Lab: Using the pinto Command

  • Reading Documentation in /usr/share/doc

  • Practice: Viewing Package Documentation

  • Getting Help From RedHat

  • Lab session on Creating and Viewing an SoS Report

Viewing, Creating & and Editing Text Files

  • Redirecting Output to a File or Program

  • I/0 Redirection

  • Editing Text Files 

  • Lab on Editing & viewing file with Vim

  • Editing Text Files with a Graphical Editor

  • Lab Copying Text Between Windows

  • Lab: Creating, Viewing, and Editing Text Files

User Management

  • Understanding different types of groups and creation of groups

  • Creation of users in different groups

  • Understanding Passwd, Shadow Files

  • Understanding passwd aging

  • Creation of quotas for users, groups and file systems

  • Understanding users security files

  • password aging policy using chage commands

  • TROUBLESHOOTING

Permissions in Linux 

  • Linux File System Permissions

  • User based Permissions group

  • Permission types

  • Practice: Managing File Security from the Command Line

  • Managing Default Permissions and File Access

  • Practice: Controlling New File Permissions and Ownership

  • Special permissions like Setuid, setguid & Sticky bit etc

  • Two Labs to demonstrate the permissions from real IT industry environment.


Linux Processes

  • Processes

  • Lab Session on Processes Management

  • Controlling Jobs

  • Lab: Background and Foreground Processes

  • Killing Processes

  • Practice: Killing Processes

  • Monitoring Process Activity

  • Practice: Monitoring Process Activity

  • Lab: Monitoring and Managing Linux Processes

Managing Services and Daemons

  • Controlling Services and Daemons

  • Identifying Automatically Started System Processes

  • Lab session on Identify the Status of systemd Units

  • Controlling System Services

  • Lab session on using systemctl to Manage & Controlling Services & Daemons

Configuring and Securing SSH Service  

  • Accessing the Remote Command Line with SSH

  • Practice: Accessing the Remote Command Line

  • Configuring SSH Key-based Authentication

  • Practice: Using SSH Key-based Authentication

  • Customizing SSH Service Configuration

  • Practice: Restricting SSH Logins

  • Lab: Configuring and Securing OpenSSH Service

Analyzing Logs

  • System Log Architecture - System Logging

  • Lab to understand System Logging Components

  • Overview of System log  Files

  • Finding Log Entries

  • Reviewing systemd Journal Entries

  • Lab Finding Events With journalctl

  • Maintaining Accurate Time

  • Practice: Adjusting System Time

  • Lab: Analyzing and Storing Logs

Managing Red Hat Enterprise Linux Networking

  • Networking Concepts

  • Practice: Networking Concepts

  • Validating Network Configuration

  • Practice: Examining Network Configuration

  • Configuring Networking with nmcli

  • Practice: Configuring Networking with nmcli

  • Editing Network Configuration Files

  • Practice: Editing Network Configuration Files

  • Configuring Host Names and Name Resolution

  • Practice: Configuring Host Names and Name Resolution

  • Lab: Managing Red Hat Enterprise Linux Networking

Archiving and Copying Files Between Systems

  • Managing Compressed tar Archives

  • Practice: Backing Up and Restoring Files From a tar Archive

  • Copying Files Between Systems Securely

  • Practice: Copying Files Over the Network With scp

  • Synchronizing Files Between Systems Securely

  • Practice: Synchronizing Two Directories Securely With rsync

  • Lab: Archiving and Copying Files Between Systems

Installing and Updating Software Packages

  • How to attach Systems to Subscriptions for Software Updates

  • RPM Software Packages and Yum

  • Managing Software Updates with yum

  • Practice: Installing and Updating Software with yum

  • Enabling yum Software Repositories

  • Practice: Enabling Software Repositories & working with RPM files


Linux File Systems

  •     Overview about Linux File Systems

  •     Identify File Systems and Devices

  •     Practice Lab Session

  •     Mounting and Unmounting File Systems

  •     Making Soft & Hard Links Between Files

  •     Locating Files on the System

  •     Practice: Locating Files on the System

  •     Various Practice Lab Session


Who this course is for:
  • There is no formal prerequisites for this course; however, previous system administrator experience on other operating system would be very beneficial.
Course content
Expand all 102 lectures 10:19:24
+ Introduction
6 lectures 31:56
The Bash Shell
04:09
Virtual Consoles
04:44
Shell Basics
04:25
The GNOME 3 Desktop Environment
06:39
Quiz
6 questions
+ Installation of RHEL 7
4 lectures 40:26
Links to Download RHEL ISO & VMware Software
07:02
Connect from putty
11:31
+ Managing Files From the Command Line
10 lectures 01:05:49
The Linux File System Hierarchy
06:34
The Linux File System Hierarchy - 2
04:05
Identifying Linux File types
06:21
Absolute paths and relative paths
04:25
Lab - Absolute & Relative paths
04:50
Practice: Locating Files and Directories - Simple Commands
11:24
Managing Files Using Command-Line Tools
04:41
Lab File Management -1
07:09
Lab File Management -2
06:25
Lab on Pattern Matching
09:55
+ Getting Help in Red Hat Enterprise Linux
6 lectures 21:22
Man Page
03:05
Practice Lab Session
05:56
pinfo Command
02:16
Package documentation /usr/share/doc
03:49
Getting Help from RedHat
02:35
Create SoS Report
03:41

Getting help in Red Hat Linux Enterprise

Quiz
8 questions
+ Standard Input, output & error redirections
5 lectures 29:47
Standard Input, output & error redirections
06:32
Redirectiing output
05:27
Redirecting Output with Examaples
02:44
Practice Lab session
07:47
Editing Files with Vim
07:17

Standard Input, Output & Error

Quiz
5 questions
+ Managing Local Linux Users and Groups
11 lectures 01:12:33
Overview of User Administration
08:40
User & Group Creation
08:23
Overview of sudo
07:52
Aliases in sudoers file
03:44
Sudoers file
05:50
Basic examples of sudo
05:29
Practice Lab Session - 1
06:07
Practice Lab Session - 2
04:50
Practice Lab Session - 3
06:05
Understanding password aging policy
08:29
Lab on password aging policy
07:04

User Administration & Sudo access

Quiz
10 questions
+ Controlling Access to Files with Linux FileSystem Permissions
10 lectures 58:32
Overview of Permissions in Linux
04:31
Understanding file permissions
06:15
Lab Sessions
04:31
Access Modes ( Absolute & Symbolic Mode)
05:10
Chmod & Chown
04:00
Lab Sessions
10:16
Special Permissions
05:30
SUID & SGUID
06:38
Lab Sessions
03:48
Sticky Bit - Special Permissions
07:53
+ Monitoring and Managing Linux Processes
7 lectures 49:04
Overview of a Process
06:17
Foreground & Background process
06:08
Stats of a process
06:16
Practice Lab Session 1
07:14
Practice Lab Session 2
06:15
Practice Lab Session 3
11:05
Kill Command to terminate a process
05:49

Process Management

Quiz
10 questions
+ Overview of systemd -- Controlling Services & Daemons
10 lectures 53:08

Please use the attached ppt for your reference and learning and make sure not to upload it anywhere

Preview 06:03
Features of systemd - 1
06:06
Features of Systemd - 2
04:36
Booting RHEL7 with systemd
07:27
RHEL7 vs RHEL6 - Part 1
04:04
RHEL7 vs RHEL6 - Part 2
05:45
RHEL7 vs RHEL6 - Part3
02:10
Lab session - 1
03:38
Lab Session - 2
06:08
Lab Session - 3
07:11

Overview of RHEL7 & its features

Quiz
10 questions
+ Configuring and Securing OpenSSH Service
6 lectures 32:36
Accessing the Remote Command Line with SSH
04:28

OpenSSH options are controlled through the /etc/ssh/sshd_config file.

OpenSSH Conf file (sshd_conf) -1
06:26
OpenSSH Conf file (sshd_conf) -2
05:47
OpenSSH Conf file (sshd_conf) -3
01:47
Practice Lab Session - 1
07:55
Pratice Lab Session - 2
06:13

Openssh

Quiz
8 questions