Administering Red Hat Linux - Part III

4 days @ £1,195.00  
S3

Administering Red Hat Linux - Part III Course Overview

This highly practical instructor led Administering Red Hat Linux - Part III training course is designed to give delegates practical experience in the areas of networking, security and basics of shell scripting.  With a strong emphasis on practical hands-on training, this course will teach the essential network, security and shell scripting tasks required on a Red Hat Linux system.

Skills Gained

The delegate will have knowledge in all, and practice in some, of the following:

  • Configure the system to use Kerberos security
  • Setting up network bridges for virtualised systems
  • Create shell scripts to automate tasks
  • Implement security for files and networks
  • Configure routing of network traffic
  • Setup a Network Time Protocol Server
  • Access centralised file systems
  • Understand encryption techniques
  • SSL and Additional Web server configuration techniques
  • Configure a basic SMTP server
  • Configure a NFS and FTP servers
  • Configure a DNS server
  • Configure a Secure Firewall Configuration
  • Setup CIFS and configure file and print sharing
  • Allow file sharing with Anonymous FTP
  • Recovery an un-bootable system

Who will the Course Benefit?

The Administering Red Hat Linux - Part III course is designed for System Administrators and Programmers and other technical IT staff who need to acquire knowledge of the key networking, security and scripting tasks required to administer a Linux system.

This course will teach many of the extra necessary skills required, over and above the Red Hat Certified System Administrator (RHCSA) exam requirements, to enable the delegate to work towards achieving the Red Hat Certified Engineer (RHCE) certification.  Courses covering the topics required for RHCSA certification, which are also a requirement of RHCE certification, are covered on the Administering Red Hat Linux - Part I & Part II courses.

The course assumes administration knowledge of the Red Hat Linux operating system to the level covered in the Administering Red Hat Linux - Part I & Part II courses.

Course Objectives

On completion of this Administering Red Hat Linux - Part III course the delegate will have gained practical experience of networking, securing and scripting on a Red Hat Linux system.

The delegate will also gain the essential knowledge required to study towards taking the official Red Hat Certified Engineer (RHCE) certification.

Examinations

Targeted to closely follow the official Red Hat certification curriculum.  The Administering Red Hat Linux - Part III course together with the Administering Red Hat Linux - Part I & Part II courses will enable the delegate to work towards achieving the Red Hat Certified Engineer (RHCE) qualification having already gained the Red Hat Certified Systems Administrators (RHCSA) qualification.

Before taking any exam, ensure you have the recommended experience.  The Red Hat website lists all exam requirements and these are updated regularly.

Exams are not included as part of the course.

Pre-Requisite Courses

Follow-On Courses

NOTE: Course technical content is subject to change without notice.

Administering Red Hat Linux - Part III Training Course

Course Contents - DAY 1

Course Introduction

  • Administration and Course Materials
  • Course Structure and Agenda
  • Delegate and Trainer Introductions

Session 1: Administering a Virtual Environment

  • Revision of the virtualised environment
  • Creating a Network Bridge
  • Configuring the Firewall for a Network Bridge
  • Configuring a New KVM Virtual Network
  • Exercise

Session 2: Further Software Management

  • The Yellow Dog Update, Modifier Tool (YUM)
  • Creating a YUM repository
  • Configuring YUM plugins
  • Understand the design of a package
  • Build a simple package
  • Exercise

Session 3: File Security and Integrity

  • System Security
  • Extended Permissions
  • GPG
  • Why encrypt data and verify the sender
  • Key pairs and management
  • Using Digital signatures
  • Checking and repairing file systems
  • Exercise

Session 4: Network Management

  • Routing under Linux
  • IPROUTE suite of programs
  • Configuring network cards and Routing
  • Configuring the system as a Gateway
  • IPV6 Addressing Overview
  • Network tools :ethereal, tethereal, tcpdump, netstat, wireshark,etc
  • Configure Ethernet Bonding
  • Exercise

Administering Red Hat Linux - Part III Training Course

Course Contents - DAY 2

Session 5: Securing Networks: Firewalls

  • Netfilter - iptables
  • Packet Filtering using iptables
  • Rule Targets
  • Basic Rules and their Operation
  • Connection Tracking
  • Firewalls with Virtual Machine Bridges
  • Debugging Route Problems
  • Source and Destination NAT Configuration
  • Red Hat supplied tools for iptables configuration
  • Exercise

Session 6: DNS

  • The DNS/BIND system under Red Hat Linux
  • Name Server Hierarchy
  • Setting up DNS
  • Master/Slave Zones
  • Reverse lookup Zones
  • Record types and their syntax
  • Name Daemon Control Utility (rndc)
  • Address Match Lists (acl)
  • Configuring a Caching Only Name Server
  • DNS in a chroot environment
  • Testing a DNS server
  • Exercise

Session 7: Centralised and Secure Storage

  • What is ISCSI
  • Setting up ISCSI Target and Initiator
  • Accessing Centralised Storage
  • Encrypting file systems
  • Accessing encrypted file systems
  • Exercise

Session 8: Configuring Network Time Protocol

  • Stratum Levels
  • Choosing a time source
  • Configuring the ntp daemon
  • NTP roles
  • Setting up an NTP Server and Client
  • Direct or Broadcast Polling
  • Allowing NTP connections
  • Syncing considerations
  • Exercise

Administering Red Hat Linux - Part III Training Course

Course Contents - DAY 3

Session 9: Sharing Files across the Network

  • Configure file sharing using NFS
  • NFS commands
  • Automounter
  • Introduction to CIFS(SAMBA)
  • Configure file sharing between hosts with CIFS
  • Using Konqueror and Gnome to access shares
  • Configuring an FTP server
  • Anonymous users
  • Controlling access to the FTP server
  • Using the sftp command
  • Exercise

Session 10: Advanced Security

  • Administrative Privileges
  • Configure sudo privileges
  • What is Kerberos
  • Configuring a Kerberos 5 Server
  • Setting up the Kerberos Client
  • Exercise

Session : 11 Basic Mail Server Configuration

  • Email Components
  • Mail User, Mail Transport and Mail User Agents
  • Configuring sendmail and postfix
  • Sendmail Configuration Files
  • Sendmail Configuration with the m4 Macro Language
  • Managing Virtual Addresses
  • Macro Definitions
  • Switching to postfix, a sendmail replacement
  • Postfix Configuration
  • Procmail delivery agent
  • Configuring a null client using Postfix
  • Dovecot - POP and IMAP services
  • Exercise

Session 12: SSL and Web Service Configuration

  • Data Security and Encryption
  • Public Key Encryption
  • Configuring Virtual Hosts : Name And IP Based Access
  • Displaying Apache Web Server Information and Status
  • Dynamic Virtual hosts
  • Configuring HTTPS
  • Signed Certificates
  • Apache SSL Configuration File
  • HTTPS Virtual Hosts
  • Exercise

Administering Red Hat Linux - Part III Training Course

Course Contents - DAY 4

Session 13: Shell Scripting

  • What is a shell script?
  • Creating and executing shell scripts
  • User interaction
  • Command line arguments
  • Decision constructs using the 'if' statement
  • Case statement
  • Looping constructs: for/while/until
  • Automating administrative tasks
  • Exercise

Session 14: Troubleshooting Un-Bootable Systems

  • Troubleshooting Linux
  • The Rescue Environment
  • Common boot problems and their resolution
  • Booting into GRUB (Maintenance Mode)
  • Booting an un-bootable system into Recovery Mode
  • Booting from USB devices
  • Reinstalling the GRUB Loader
  • Exercise

Pre-Requisite Courses

Follow-On Courses


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