Red Hat Certified System Admin - SA1

Shikhar Verma, Solution Architect

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76 Lessons (7h 5m)
    • 1. Introduction

      7:53
    • 2. About RHCE Certification

      3:17
    • 3. The Bash Shell

      4:55
    • 4. Virtual Consoles

      6:57
    • 5. Accessing the command line using the local console

      6:34
    • 6. The GNOME 3 Desktop Environment

      4:05
    • 7. RHEL 7 Installation Part 1

      6:34
    • 8. RHEL 7 Installation Part 2

      4:05
    • 9. The Linux File System Hierarchy - 1

      6:34
    • 10. The Linux File System Hierarchy -2

      4:05
    • 11. Identifying Linux File types

      6:21
    • 12. Lab - Practice Locating Files and Directories

      8:11
    • 13. Practice: Locating Files and Directories - Simple Commands

      10:03
    • 14. Managing Files Using Command-Line Tools

      4:52
    • 15. Lab Command-Line File Management -1

      9:48
    • 16. Lab Command-Line File Management -2

      5:45
    • 17. Pattern matching- file globbing

      3:01
    • 18. Lab on Pattern Matching

      10:50
    • 19. man page

      6:21
    • 20. pinfo command

      3:12
    • 21. Package documentation /usr/share/doc

      3:14
    • 22. Getting Help From RedHat & SoS Report

      4:34
    • 23. Standard Input, Output & Error redirections

      6:32
    • 24. Redirecting output

      5:27
    • 25. Redirecting output with examples

      2:44
    • 26. Practice Lab session

      7:47
    • 27. Editing Files with Vim

      7:17
    • 28. Overview of Sudo Access & Sudoers file

      12:34
    • 29. sudoers file

      6:12
    • 30. Lab 1 on sudoers

      7:19
    • 31. Lab 2 on sudoers

      4:27
    • 32. Understanding password aging policy

      8:29
    • 33. Lab on password aging policy

      7:04
    • 34. Overview of Permissions in Linux

      4:31
    • 35. Understanding file permissions

      6:15
    • 36. Lab Session

      9:11
    • 37. Access Modes ( Absolute & Symbolic Mode)

      5:10
    • 38. Chmod & chown commands

      4:00
    • 39. Lab Sessions

      10:16
    • 40. SETUID

      7:06
    • 41. Lab on SETUID

      6:26
    • 42. SETGID

      6:06
    • 43. Sticky Bit

      1:47
    • 44. Process Management

      8:48
    • 45. Lab on Process Management

      5:38
    • 46. Background and Foreground Processes

      6:58
    • 47. Overview of systemd in RHEL7

      9:11
    • 48. Fetures of systemd

      7:02
    • 49. Booting 7 with systemd

      7:27
    • 50. Lab - 1

      3:38
    • 51. Lab - 2

      6:08
    • 52. Lab - 3

      7:11
    • 53. OpenSSH

      4:28
    • 54. OpenSSH Conf file (sshd_conf) -1

      6:26
    • 55. OpenSSH Conf file (sshd_conf) -2

      5:47
    • 56. OpenSSH Conf file (sshd_conf) -3

      1:47
    • 57. Lab Session - 1 on OpenSSH

      7:55
    • 58. Lab Session - 2 on OpenSSH

      6:13
    • 59. Lab Session on tar archive

      9:11
    • 60. scp, sftp - Copying files between systems securely

      5:37
    • 61. Lab Session

      7:34
    • 62. File System in Linux

      8:01
    • 63. Examining the File Systems

      3:50
    • 64. Mounting & umounting the file systems

      4:30
    • 65. Lab Session

      9:54
    • 66. Managing links between the files

      4:54
    • 67. Lab Session of Soft,Hard Links

      6:49
    • 68. Lab Session on locate & find command

      5:43
    • 69. Red Hat Subscription Management

      8:48
    • 70. Register & subscribe a Linux System

      5:38
    • 71. Enable Repositories

      3:20
    • 72. Command line registration with RHN Site

      4:00
    • 73. Entitlement certificates

      2:17
    • 74. Red Hat Package Manager

      7:30
    • 75. Lab 1 on RPM

      4:34
    • 76. Lab 2 on RPM

      6:55

About This Class

Study for the preparation of Red Hat Certified Systems Administrator exam (RHCSA) and covers RH124 Course Book

Red Hat System Administration - RH124

RHCSA – Certified Red Hat Enterprise Linux System Administrator

RHCSA : Red Hat Certified System Administrator

  • Red Hat System Administration I (RH124) : SA1
  • Red Hat System Administration II (RH134) : SA2

Course Outline

Introduction

  • Red Hat System Administration 1
  • Installation of Red Hat Enterprise Linux 7

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

Getting Help in Red Hat Enterprise Linux

  • 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.

 

Managing & monitoring 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 & controlling 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 OpenSSH 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

  • Attaching Systems to Subscriptions for Software Updates
  • Practice: Red Hat Subscription Management
  • RPM Software Packages and Yum
  • Practice: RPM Software Packages
  • Managing Software Updates with yum
  • Practice: Installing and Updating Software with yum
  • Enabling yum Software Repositories
  • Practice: Enabling Software Repositories
  • Examining RPM Package Files
  • Practice: Working with RPM Package Files
  • Lab: Installing and Updating Software Packages

Accessing Linux File Systems

  • Accessing Linux File Systems
  • Identifying File Systems and Devices
  • Practice: Identifying File Systems and Devices
  • Mounting and Unmounting File Systems
  • Practice: Mounting and Unmounting File Systems
  • Making Links Between Files
  • Practice: Making Links Between Files
  • Locating Files on the System
  • Practice: Locating Files on the System
  • Lab: Accessing Linux File Systems