Course Description:

Linux Certified System Admin - SA3

This Training Syllabus comprises of 3 Module , first two module is from (RH-124 , RH-134), if you go with Red Hat System Administration III (RH-254) course then it will be R-H-C-E Training.

Linux Certified System Administrator

· Linux Certified System Admin - SA1

· Linux Certified System Admin - SA2

Red Linux Certified Engineer

· Linux Certified System Admin - SA3 ==> This course module will teach to third book

This course specifically designed for students who have completed Linux Certified System Admin - SA1/SA2. Linux System Administration is designed for experienced Linux system administrators with the Linux Certified System Administrator certification or equivalent skills.
This course is intended to help students broaden their ability to administer Linux systems at an enterprise level.

Course Outline

Introduction

· Linux System Administration II

· Installation of Linux Enterprise Linux 7

Controlling Services & Daemons

· Overview of Systemd in RHEL 7

· About Daemons, Process & Services

· Primary advantages of systemd over init

· Features of systemd

· Practice Lab Sessions

Managing IPv4 Networking

· NetworkManager Overview

· Viewing networking information

· Familiar with nmcli command

· Configure & modify the Nic Interface using nmcli

· Practice Lab Sessions

Network Teaming

· Overview of Network Teaming

· Policies of Network Teaming

· Creating teaming virtual interface – (how to configure NIC Teaming as Active Backup (Failover)

· Managing Network Teaming

Managing DNS for Servers

· Overview of DNS Servers

· Concepts of DNS

· Root Name Servers

· How dns works over the internet?

· BIND Packages

· Types of DNS Servers

· Overview of Resource records

· Configuration Steps of DNS Server

· Practice Lab Session

Configuring iSCSI Targets & Initiators

· About iSCSI

· iSCSI fundamentals

· iSCSI Components terminology

· Practice Lab Sessions

NFS

· Overview of NFS

· Services of NFS

· How NFS works?

· Various configuration files of NFS

Writing Bash Scripts

· Bash Shell Scripting basics

· Writing Bash Scripts

· Variables & for loops

· Practice Lab Sessions

Conditional Structures

· if/then Statement

· case statement

· Practice Lab Sessions

Firewalld

· Overview of firewalld in RHEL 7

· Features of firewalld & its advantages over iptables

· Enable/Disable a Service

· Lab on port forwarding

· Managing Rich Rules

· Lab Session on Rich Rules

· Masquerading & port forwarding

· Practice Lab Sessions

Postfix Mail Server Configuration

· The structure of the Email System

1.1 Mail User Agent

1.2 Mail Transfer Agent

1.3 Mail Delivery Agent

1.4 SMTP

· Configuring an RHEL Email System

· Postfix Pre-Installation Steps

· Installing Postfix on RHEL 7

· Configuring Postfix

· Starting Postfix on an RHEL System

· Configure a Null Client

· Relayhost

· Introduction Dovecot, Imap & pop3

· Configuring Dovecot

· Thunderbird - Mail User Agent ( Configure Mail Box)

Apache Web Server Administration

· Basic Setup

· Verify installation

· Package files

· Main configuration files

· Backup

· Edit the httpd.conf configuration file

· ServerRoot

· PidFile

· ServerName

· Add site to hosts file

· DocumentRoot

· ErrorLog

· Listen

· Create your HTML documents

· Start the Web Server

· Access the web site

· Summary of basic setup

· Directory tags

· Order allow, deny

· Indexes

· Virtual Hosts

· .htaccess

· Create .htaccess file

· Create .htpasswd file

· Copy .htaccess to restricted directory

· Configure httpd.conf to allow authentication via .htaccess

· Encrypted Sessions

· Main configuration file(s)

· Edit the ssl.conf configuration file

· Openssl & Mod-ssl

· LoadModule

· Listen

· VirtualHost

· Create SSL certificate

· Create Certificate Authority-CA

· Create server key

· Edit ssl.conf configuration file

· Server Certificate

· Server Private Key

· Certificate Authority