Red Hat™ Enterprise Linux Systems Admin II

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Course Description

This Red Hat Enterprise Linux Systems Admin II training course is designed to follow an identical set of topics as the Red Hat® RH134 course with the added benefit of very comprehensive lab exercises and detailed lecture material.

The Red Hat Enterprise Linux (RHEL) system administration topics covered in this course along with the "Red Hat Enterprise Linux Systems Admin I" course cover the certification objects of the Red Hat Certified System Administrator (RHCSA) exam.

The topics covered include automating installation with Kickstart, intermediate and advanced level command line building blocks and tools, troubleshooting, network file sharing server configuration, connecting to a directory service, managing advanced security settings, maintenance tasks, and kernel tuning.

Red Hat® is a registered trademark of Red Hat, Inc. and its use by Guru Labs, L.C. does not imply association or sponsorship by Red Hat, Inc.

Supported Distributions:

•     Red Hat Enterprise Linux 7

Course Outline

    1. Automated installation with Kickstart

1.         Kickstart
2.         Anaconda: An Overview
3.         Anaconda: Booting the System
4.         Anaconda: Common Boot Options
5.         Anaconda: Loading Anaconda and Packages
6.         Anaconda: Storage Options
7.         Anaconda: Troubleshooting

    Lab Tasks

1.         Linux Installation
2.         Automating Installation with Kickstart

    2. Use regular expressions with grep

1.         Searching Inside Files
2.         The Streaming Editor
3.         Regular Expression Overview
4.         Regular Expressions
5.         RE Character Classes
6.         Regex Quantifiers
7.         RE Parenthesis

    Lab Tasks

1.         Pattern Matching with Regular Expressions
2.         Extended Regular Expressions
3.         Using Regular Expressions With sed

    3. Create and edit text files with Vim

1.         Text Editing
2.         vi and Vim
3.         Learning Vim
4.         Basic vi
5.         Intermediate vi

    Lab Tasks

1.         Text Editing with Vim

    4. Schedule future Linux tasks

1.         Automating Tasks
2.         at/batch
3.         cron
4.         The crontab Command
5.         crontab Format
6.         /etc/cron.*/ Directories
7.         Anacron

    Lab Tasks

1.         Creating and Managing User Cron Jobs
2.         Adding System cron Jobs

    5. Manage priority of Linux processes

1.         Viewing Processes
2.         Managing Processes
3.         Tuning Process Scheduling

    Lab Tasks

1.         Process Management Basics

    6. Control access to files with access control lists (ACL)

1.         File and Directory Permissions
2.         File Access Control Lists
3.         Manipulating FACLs
4.         Viewing FACLs
5.         Backing Up FACLs

    Lab Tasks

1.         Using Filesystem ACLs

    7. Manage SELinux security

1.         SELinux Security Framework
2.         SELinux Modes
3.         SELinux Commands
4.         Choosing an SELinux Policy
5.         SELinux Booleans
6.         Permissive Domains
7.         SELinux Policy Tools
8.         SELinux Troubleshooting
9.         SELinux Troubleshooting Continued

    Lab Tasks

1.         Exploring SELinux Modes
2.         SELinux File Contexts

    8. Connect to network-defined users and groups

1.         RHEL DS Client Configuration
2.         System Security Services Daemon (SSSD)

    Lab Tasks

1.         Using LDAP for Centralized User Accounts

    9. Add disks, partitions, and file systems to a Linux system

1.         Partitioning Disks with fdisk & gdisk
2.         Resizing a GPT Partition with gdisk
3.         Partitioning Disks with parted
4.         Non-Interactive Disk Partitioning with sfdisk
5.         Filesystem Creation
6.         Filesystem Maintenance
7.         Managing an XFS Filesystem
8.         Swap

    Lab Tasks

1.         Creating and Managing Filesystems
2.         Hot Adding Swap

    10. Manage logical volume management (LVM) storage

1.         Logical Volume Management
2.         Implementing LVM
3.         Creating Logical Volumes
4.         Activating LVM VGs
5.         Exporting and Importing a VG
6.         Examining LVM Components
7.         Changing LVM Components
8.         Advanced LVM Overview
9.         Advanced LVM: Components & Object Tags
10.         Advanced LVM: Automated Storage Tiering
11.         Advanced LVM: Thin Provisioning
12.         Advanced LVM: Striping & Mirroring
13.         Advanced LVM: RAID Volumes

    Lab Tasks

1.         Creating and Managing LVM Volumes

    11. Access networked attached storage with network file system (NFS)

1.         File Sharing via NFS
2.         NFSv4+
3.         NFS Clients
4.         NFS
5.         NFS Server Configuration

    Lab Tasks

1.         NFS Server Configuration

    12. Access networked attached storage with SMB

1.         Accessing Windows/Samba Shares from Linux
2.         AutoFS
3.         AutoFS Configuration

    Lab Tasks

1.         Using autofs

    13. Control and troubleshoot the Red Hat Enterprise Linux boot process

1.         System Boot Method Overview
2.         systemd System and Service Manager
3.         Modifying systemd services
4.         Systemd Service Sandboxing Features
5.         systemd Targets
6.         Using systemd
7.         Legacy Support for SysV init
8.         Booting Linux on PCs
9.         GRUB 2
10.         GRUB 2 Configuration
11.         GRUB 2 Security
12.         Boot Parameters
13.         Initial RAM Filesystem
14.         init
15.         Linux Runlevels Aliases
16.         Systemd local-fs.target and sysinit.target
17.         Systemd basic.target and multi-user.target
18.         Legacy local bootup script support
19.         System Configuration Files
20.         RHEL7 Configuration Utilities
21.         Shutdown and Reboot

    Lab Tasks

1.         Boot Process
2.         Booting directly to a bash shell
3.         GRUB Command Line
4.         Basic GRUB Security
5.         Managing Services With Systemd's systemctl
6.         Creating a systemd unit file
7.         Troubleshooting Practice: Boot Process

    14. Linux network communication with firewall

1.         Netfilter: Stateful Packet Filter Firewall
2.         Netfilter Concepts
3.         Using the iptables Command
4.         Netfilter Rule Syntax
5.         Targets
6.         Common match_specs
7.         Extended Packet Matching Modules
8.         Connection Tracking
9.         FirewallD

    Lab Tasks

1.         Securing Services with Netfilter
2.         FirewallD

    15. Comprehensive review

1.         System Administration II

    Lab Tasks

1.         Understand And Use Essential Tools
2.         Operate Running Systems
3.         Configure Local Storage and Filesystems
4.         Users, Groups, and File Permissions
5.         Maintenance and Recovery

Learning Path

• Please contact us for suggestions.

• Red Hat Certified Systems Administrator Exam Prep
• Red Hat Enterprise Linux Systems Admin III

Ways to Attend

• Attend a public course, if there is one available. Please check our schedule, or register your interest in joining a course in your area.
• Private onsite Team training also available, please contact us to discuss. We can customise this course to suit your business requirements.