Linux Admin

A Linux System Administrator takes care of computers running on the Linux operating systems. The professional will handle the support infrastructure, operating systems, virtual platforms, and applications. The administrator is responsible for the integrity and security of the servers and computer systems by following established security protocols and practices.

These professionals work in collaboration with the computer system engineer to install the system. The Linux administrator ensures the systems are updated with changing technologies. They are in charge of the installation of new software, granting permissions, and training users for the applications.

Course Overview

Course Objective

What will you learn?

Who Should Learn

Who should go for this training?
The following professionals can go for this course:

Prerequisite

What are the pre-requisites for this Course?

Course Content

1. Introduction to Linux

  • History of UNIX & Linux
  • Basic Concepts of Operating System

3. Intermediate Command Line tools

  • Soft link & hard links
  • Introduction to VIM
  • Basic VIM workflow

5. Linux Installation

  • Installation of Linux Graphically
  • Kick Start Installation
  • Network Installation (using ftp, NFS & HTTP)
  • Combining kickstart & N/W installation
  • Complete automated installation

7. Controlling Access to Files

  • Applying File System Access Control List (ACL)
  • Restricting a particular user to use a file or directory

9. Managing Partitions & File Systems

  • Diff type of FS like ext3,ext4,xfs etc
  • Simple Partition & File System
  • Managing Swap Space
  • Increasing & Decreasing swap spaces
  • Mounting a File system & Making it Permanent

11. Network Configuration & Trouble Shooting

  • Introduction to Networking and Connections
  • Understanding Network Configuration Files in 6&7
  • Assigning IP Address
  • Troubleshooting

13. Firewall

  • Introduction to firewalld services
  • Allowing a service/port in firewall
  • Removing a service/port in firewall
  • Saving and making the rules permanent in

15. Boot Process

  • Boot Process
  • Repairing Boot Issues
  • Real time Boot issues

17. Managing Installed Services

  • Introduction to systemctl command
  • Starting, stopping, reloading & refreshing service
  • Managing Services

19. Remote Syncronization

  • Sync data between two servers using encryption
  • Usage of dry-run in rsync

21. Backup & Restore

  • Backup of data using tar
  • Applying gzip on tar file
  • Uncompressing tar and gzip files

23. File Transfer Protocol (FTP)

  • Using FTP
  • Configuring FTP for anonymous users
  • Configuring FTP for upload files
  • Configuring FTP for Downloading files
  • Restricting Users for FTP

25. SAMBA Server

  • Configuring SAMBA service for file sharing with Windows
  • Connecting SAMBA server from Windows Client

27. Web Server

  • Configuring Apache web server
  • Redirecting the website
  • Virtual web hosting
  • Port Based web hosting
  • Name based web hosting

29. Squid Proxy

  • Configuring squid proxy for internet sharing
  • blocking unwanted websites
  • Changing the default port of proxy

2. Basics

  • File System of Linux
  • Creating, Removing, Copying, Moving files & Directories
  • File Permissions

4. Regular Expressions, Pipelines & I/O Redirections

  • Using Grep
  • Pipelines & Redirections Basic Regular Expressions

6. User & Group Administration

  • Creating & Deleting Users
  • Modifying Users Profile
  • Files related to User Administration
  • Creating & Removing Groups
  • Adding & Removing Users to Groups

8. Managing SELinux

  • Basic SELinux Security Concepts
  • SELinux Models
  • Display & Modify SELinux Models
  • Display & Modify SELinux File Context

10. Logical Volume Management

  • Components of LVM
  • Implementation of LVM Storage
  • Creating Volume Groups & Logical Volumes
  • Extend a Logical Volume
  • Extending & reducing a Volume Group
  • FS Related issues in Real time

12. Job Automation

  • Using Cron jobs
  • Restricting Users from using Cron jobs

14. Managing Process

  • Monitoring Processes
  • Terminating & Governing Processes
  • Setting up Priority of the Process
  • usage of Top command

16. Recovering Root Password

  • Dealing with SE Linux to recover root password
  • Recovering the Super user Password
  • Recovering Boot Loader

18. Accessing a Remote System

  • Using SSH
  • Generating Keys
  • Copying Pub Keys using “ssh-copyid” command
  • Password Less Logging between two Systems

20. Enhanced User Security

  • Configuring SUDO
  • Limiting SUDO Users
  • Checking logs of SUDO users, Real time issues & usage.

22. Installing Software

  • Using rmp command
  • Using yum command
  • creating yum repository
  • configuring yum server
  • configuring yum clients

24. Network File Services (NFS)

  • Demons and workflow of NFS demons
  • Configuring NFS server
  • Mounting NFS Directory on Clients
  • Auto mounting NFS

26. DNS Server

  • Configuring DNS server
  • Integrating DSN server with clients

28. Mail Server

  • Configuring Postfix for sending the mails
  • Configuring Dovecot for receiving the mails
  • Testing the mail flow

30. DHCP Server

  • Configuring dhcp server
  • Creating scopes and ranges
  • Client side integration

Modes of Training

Classroom Training

Live interactive sessions delivered in our classroom by our expert trainers with real-time scenarios.

Online Training

Learn from anywhere over the internet, joining the live sessions delivered by our expert trainers.

Self-Pace Training

Learn through pre-recorded video sessions delivered by experts at your own pace and timing.

Frequently Asked Questions

Who are the trainers?

Our trainer is an OCP & OCM certified consultant and has a significant amount of experience in working with the technology, having 18yrs of experience.

How do I join the live sessions?

Once you get registered, our back-end team will share you the details to join the session live over an online portal which can be accessed through a browser.

What if I miss a class?

Each of our live sessions is recorded. In case if you miss any, you can request us to share the link to that particular session.

How will I execute the practical?

For practical execution, our trainer/technical team will provide server access details to the student

Will you help us in building our own Lab Setup in our local Desktop/Laptop?

Yes. We do provide the step-by-step document which you can follow and if required our technical team will assist you.

What is the difference between live online and pre-recorded video training?

Live-Online training is where you can have a live session with the trainer and clarify queries parallelly.

Pre-recorded sessions are the recorded videos that will be provided to you that you can see, listen, and learn anytime at ur feasible place. For doubts in the videos, you can mail the trainer regarding the same.

What if I have queries after completion of the class?

You can contact our support team, or just drop an email to help@sarinfotechindia.com with your queries.

Is the course material accessible after completion of the course?

The course material and recorded videos which are provided during the course period. You can download it anytime.

Any offer/discount that I can avail?

Visit our website regularly to check discounts offers from time to time. However, we provide a discount for single participants & special discounts for 2 or more participants.

Will I get the refund if I cancel my enrollment?

* If the request for cancelation is made within 2 days of enrolment for class, 100% refunded.

* If the request made after 2 days, then Refund is made after deduction of the administration fee.