Advanced Linux System Administration (IN-300)

Calendar

Dates Preference Timing Location
27 – 31 December 2015 Weekly 9:00AM -5:00PM Dubai Knowledge Village
08, 09, 15, 16, 23 January 2016 Weekend 9:00AM -5:00PM Dubai Knowledge Village
24 – 28 January 2016 Weekly 9:00AM -5:00PM Dubai Knowledge Village
21 – 25 February 2016 Weekly 9:00AM -5:00PM Dubai Knowledge Village
20 – 24 March 2016 Weekly 9:00AM -5:00PM Dubai Knowledge Village

 

Download Detailed Course Description

 

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Course Description

In this Advanced Linux System Administration training, participants will learn:

  • Managing Network Services: Using Kickstart; managing SELinux; configuring firewalls, remote mounts, FTP, and time services
  • System Configuration/Management: External authentication/authorization, iSCSI SANs, performance reporting, optimization, logging, routing/advanced networking, and Bash scripting
  • System Security: Configuring firewalls, advanced Apache services, DNS, MariaDB, NFS, Samba, SMTP, SSH, and time synchronization

Duration

5 days

Participation Fees

$2,000 USD per participant

Audience

  • Anyone wanting to get RHCE certified
  • Skilled Linux administrators that either already have a lot of experience with previous versions of Red Hat Enterprise Linux, or are holding a current RHCSA or RHCE certificate on previous versions of Red Hat.
  • Those working towards an RHCE certificate, particularly if their RHCSA certificate was on RHEL 6.x

Prerequisites

Course Outline

Unit 1 – Using Kickstart

  • Understanding Kickstart Usage
  • Creating a Kickstart File
  • Using the Kickstart File for Automatic Installations
  • Using Kickstart Files in Fully Automated Datacenters

Unit 2 – Managing SELinux

  • Understanding the Need for SELinux lo
  • Understanding SELinux Modes and Policy
  • Understanding SELinux Labels and Booleans
  • Using File System Labels
  • Understanding semanage fcontext and chcon Differences
  • Using Booleans
  • Configuring SELinux for Apache

Unit 3 – Configuring a Firewall

  • Understanding Firewall Configuration
  • Using Firewalls

Unit 4 – Configuring FTP Services

  • Understanding FTP Configuration
  • Configuring an FTP Server for Anonymous Downloads

Unit 5 – Configuring Time Services

  • Understanding Time on Linux
  • Setting Up a Chrony Time Server

Unit 6 – Configuring Authentication

  • Understanding Red Hat Identity Management
  • Using authconfig to set up External Authentication
  • Configuring a System to Authenticate Using Kerberos
  • Understanding authconfig Configuration Files

Unit 7 – Configuring iSCSI Target and Initiator

  • Understanding iSCSI Target and Initiator
  • Setting up an iSCSI Target
  • Connecting the iSCSI Initiator to an iSCSI SAN
  • Verifying the iSCSI Connection

Unit 8 – System Performance Reporting

  • Understanding System Performance Parameters
  • Understanding top
  • Understanding iostat
  • Understanding vmstat
  • Understanding sar Components
  • Setting up sar
  • Analyzing sar Data

Unit 9 – System Optimization Basics

  • Understanding the /proc Contents
  • Analyzing the /proc File System
  • Optimizing Through /proc
  • Introducing sysctl
  • Using sysctl
  • Modifying Network Behavior Through /proc and sysctl

Unit 10 – Configuring Advanced Log Features

  • Understanding Logging in RHEL7
  • Connecting Journald to Rsyslog
  • Setting up Remote Logging

Unit 11 – Configuring Routing and Advanced Networking

  • Networking Basics Resumed
  • Understanding Routing
  • Setting up Static Routing
  • Understanding Network Bridges
  • Setting up Network Bridges
  • Understanding Network Bonds and Teams
  • Configuring Network Teams
  • Configuring IPv6

Unit 12 – Introduction to Bash Shell Scripting

  • Understanding Shell Scripting Core Elements
  • Using Variables
  • Using Positional Parameters
  • Understanding if then else
  • Understanding for
  • Understanding while and until
  • Understanding case

Unit 13 – Advanced Firewall Configuration

  • Understanding Firewalls Operation
  • Configuring Firewalls Services and Zones
  • Creating Services Files
  • Configuring Rich Firewall Rules
  • Understanding NAT and Port Forwarding
  • Configuring NAT
  • Configuring Port Forwarding

Unit 14 – Managing Advanced Apache Services

  • Setting up Authenticated Web Servers
  • Configuring Apache for LDAP Authentication
  • Enabling CGI Scripts
  • Understanding TLS Protected Web Sites
  • Setting up TLS Protected Web Sites

Unit 15 – Configuring a Cache-only DNS Server

  • Understanding DNS
  • Understanding Different DNS Server Modes
  • Analyzing DNS Output with dig
  • Setting up a Cache-only DNS Nameserver
  • Opening the Firewall for DNS
  • Working with Cache Dumps

Unit 16 – Configuring a MariaDB Database

  • Understanding Relational Databases
  • Creating a Base MariaDB Configuration
  • Creating Databases and Tables
  • Managing Users and Permissions
  • Backing up the Database

Unit 17 – Configuring NFS File Sharing

  • Understanding NFSv4 Features
  • Configuring NFS Exports Suitable for Group Collaboration
  • Mounting NFS Shares
  • Using Kerberos to Control Access to NFS Network Shares–Part 1
  • Using Kerberos to Control Access to NFS Network Shares–Part 2
  • Opening the Firewall for NFS
  • Understanding showmount and NFSv4
  • Understanding NFS SELinux Configuration

Unit 18 – Configuring Samba File Services

  • Accessing SMB Shares
  • Samba Server Configuration Overview
  • Creating the SMB Share: Linux Tasks
  • Creating the SMB Share: smb.conf Tasks
  • Tuning the Share for Access Restrictions
  • Verifying the Configuration
  • Using Samba-Related SELinux Settings
  • Opening the Firewall for SMB Traffic

Unit 19 – Setting up an SMTP Server

  • Understanding Server Roles in Email
  • Understanding Postfix Configuration
  • Configuring Postfix for Mail Reception
  • Configuring Postfix for Relaying Mail
  • Demonstration: Monitoring a Working Mail Configuration
  • Understanding Postfix Maps

Unit 20 – Managing SSH

  • Understanding Secure SSH Authentication
  • Configuring Key-based Authentication
  • Understanding Important SSH Options
  • Tuning SSH Client Options
  • Understanding the Use of SSH Tunnels
  • Creating SSH Tunnels

Unit 21 – Managing Time Services

  • Understanding RHEL7 Time Services
  • Configuring NTP Peers
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