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Copyright © 2014 Red Hat, Inc. RH254-RHEL7-en-1-20140711 Comprehensive, hands-on training that solves real-world problems Red Hat System Administration III
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Page 1: Red Hat System Administration III - s2.51cto.coms2.51cto.com/wyfs02/M02/4B/09/wKioL1QnxuDyM7UxABC9DXhRNrM7… · Title: RH254-RHEL7-en-1-20140711-slides Author: Ellen Freeman Created

Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Comprehensive, hands-on training that solves real-world problems

Red Hat System Administration III

Page 2: Red Hat System Administration III - s2.51cto.coms2.51cto.com/wyfs02/M02/4B/09/wKioL1QnxuDyM7UxABC9DXhRNrM7… · Title: RH254-RHEL7-en-1-20140711-slides Author: Ellen Freeman Created

Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

DAY ONE

Services andDaemons

IPv6 Networking

Link Aggregationand Bridging

DAY TWO

Network PortSecurity

Introduction DNS

Email

DAY ONE DAY THREE

Block-basedStorage

File-basedStorage

(continued)

MariaDBDatabases

DAY FOUR

Apache HTTPD

Bash Scripts

Bash ControlStructures

ShellEnvironment

Containers

ComprehensiveReview

File-basedStorage

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Introduction

● Welcome to Class

● Course Objectives and Structure

● Orientation to Classroom Network

● Internationalization

Introduction

DAY ONE

Services and Daemons

IPv6 Networking

Link Aggregationand Bridging

Network Port Security

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Welcome to Class

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Course Objectives and Structure

Page 6: Red Hat System Administration III - s2.51cto.coms2.51cto.com/wyfs02/M02/4B/09/wKioL1QnxuDyM7UxABC9DXhRNrM7… · Title: RH254-RHEL7-en-1-20140711-slides Author: Ellen Freeman Created

Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

DAY ONE

Services andDaemons

IPv6 Networking

Link Aggregationand Bridging

DAY TWO

Network PortSecurity

Introduction DNS

Email

DAY ONE DAY THREE

Block-basedStorage

File-basedStorage

(continued)

MariaDBDatabases

DAY FOUR

Apache HTTPD

Bash Scripts

Bash ControlStructures

ShellEnvironment

Containers

ComprehensiveReview

File-basedStorage

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Orientation to Classroom Network

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Internationalization

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 1:Controlling Services and Daemons

● Controlling Services with systemctl

● Controlling the Boot Process

Introduction

DAY ONE

Services and Daemons

IPv6 Networking

Link Aggregationand Bridging

Network Port Security

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To review how to manage services and the boot-up processusing systemctl.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Manage how systemd starts up system daemons andnetwork services, using systemctl.

● Control and troubleshoot system boot using systemdtargets.

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Controlling Services with systemctl

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Using systemctl to Manage

Services

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Controlling the Boot Process

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Selecting a Boot Target

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Lab:Controlling Services and Daemons

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 2:Managing IPv6 Networking

● Review of IPv4 Networking Configuration

● IPv6 Networking Concepts

● IPv6 Networking Configuration

Introduction

DAY ONE

Services and Daemons

IPv6 Networking

Link Aggregationand Bridging

Network Port Security

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To configure and troubleshoot basic IPv6 networking on RedHat Enterprise Linux systems.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Review how to configure IPv4 networking in RHEL 7● Explain the basic concepts of IPv6 networking and read

and write condensed IPv6 addresses● Configure IPv6 networking using command-line tools and

configuration files

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Review of IPv4 Networking Configuration

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring IPv4 Networking

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

IPv6 Networking Concepts

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Quiz:Interpreting IPv6 Addresses

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

IPv6 Networking Configuration

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring IPv6 Networking

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Lab:Managing IPv6 Networking

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 3:Configuring Link Aggregation and Bridging

● Configuring Network Teaming

● Managing Network Teaming

● Configuring Software Bridges

Introduction

DAY ONE

Services and Daemons

IPv6 Networking

Link Aggregationand Bridging

Network Port Security

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To configure and troubleshoot advanced network interfacefunctionality, including bonding, teaming, and local softwarebridges.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Use network teaming to provide link redundancy or higherthroughput.

● Manage a network team interface.● Manage local software bridges and associated interfaces.

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Configuring Network Teaming

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring Network Teaming

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Managing Network Teaming

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Managing Network Teaming

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Configuring Software Bridges

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring Software Bridges

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Lab:Configuring Link Aggregation

and Bridging

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 4:Network Port Security

● Managing Firewalld

● Managing Rich Rules

● Masquerading and Port Forwarding

● Managing SELinux Port Labeling

DAY ONE

Introduction

Services and Daemons

IPv6 Networking

Link Aggregationand Bridging

Network Port Security

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To permit and reject access to network services usingadvanced SELinux and firewalld filtering techniques.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Review firewalld concepts and management commandscovered in previous courses.

● Configure more complex firewall configurations usingfirewalld's support for "rich language rules."

● Describe and implement Network Address Translation(NAT).

● Ensure network ports have the correct SELinux type sothat services are able to bind to them.

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Managing Firewalld

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring a Firewall

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Managing Rich Rules

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Writing Custom Rules

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Masquerading and Port Forwarding

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Forwarding a Port

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Managing SELinux Port Labeling

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Managing SELinux Port Labeling

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Lab:Network Port Security

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 5:Managing DNS for Servers

● DNS Concepts

● Configuring a Caching Nameserver

● DNS Troubleshooting

DAY TWO

DNS

Email

Block-based Storage

File-based Storage

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To set and verify correct DNS records for systems andconfigure secure caching DNS name service.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Explain how DNS is used to resolve names and addressesand the purpose of key DNS resource records.

● Configure unbound to act as a secure local cachingnameserver.

● Describe common DNS configuration problems and how toidentify and resolve them.

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

DNS Concepts

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Quiz:DNS Resource Record

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Configuring a Caching Nameserver

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring unbound as a

Caching Nameserver

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

DNS Troubleshooting

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Troubleshooting DNS

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Lab:Managing DNS for Servers

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 6:Configuring Email Transmission

● Configuring Send-only Email Service

DAY TWO

DNS

Email

Block-based Storage

File-based Storage

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To relay all email sent by the system through an SMTPgateway.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Configure a Red Hat Enterprise Linux server to transmitall email through an unauthenticated SMTP gateway.

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Configuring Send-only Email Service

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring Send-only Email

Service

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Lab:Configuring Email Transmission

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 7:Providing Remote Block Storage

● iSCSI Concepts

● Providing iSCSI Targets

● Accessing iSCSI Storage

DAY TWO

DNS

Email

Block-based Storage

File-based Storage

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To provide and use networked iSCSI block devices as remotedisks.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Explain at a high level how iSCSI is used to provide remoteaccess to block devices.

● Provide remote access using a local disk as a LUN of aniSCSI storage target.

● Access remote storage using an iSCSI initiator andprepare it for use.

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

iSCSI Concepts

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Quiz:iSCSI Concepts

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Providing iSCSI Targets

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Practice:Providing iSCSI Targets

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Accessing iSCSI Storage

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Practice:Accessing iSCSI Storage

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Lab:Providing Block-based Storage

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 8:Providing File-based Storage

● Exporting NFS File Systems

● Protecting NFS Exports

● Providing SMB File Shares

● Performing a Multiuser SMB Mount

DAY TWO

DNS

Email

Block-based Storage

File-based Storage

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To provide NFS exports and SMB file shares to specificsystems and users.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Export file systems to client systems using NFS,controlling access by IP address.

● Export file systems to clients using NFS, controllingaccess with Kerberos and using labeled NFS.

● Share file systems with clients using SMB, controllingaccess by username and password.

● Mount an SMB share with the multiuser mount option,using password-based authentication and cifscreds tocontrol access

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Exporting NFS File Systems

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Exporting NFS File Systems

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Protecting NFS Exports

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Protecting NFS Exports

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 8:Providing File-based Storage

● Exporting NFS File Systems

● Protecting NFS Exports

● Providing SMB File Shares

● Performing a Multiuser SMB Mount

DAY THREE

File-based Storage(continued)

Apache HTTPD

MariaDBDatabases

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Providing SMB File Shares

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Providing SMB File Shares

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Performing a Multiuser SMB Mount

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Performing a Multiuser SMB Mount

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Lab:Providing File-based Storage

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 9:Configuring MariaDB Databases

● Installing MariaDB

● Working with MariaDB Databases

● Managing Database Users and Access Rights

● Creating and Restoring MariaDB Backups

DAY THREE

File-based Storage

Apache HTTPD

MariaDBDatabases

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To provide a MariaDB SQL database for use by programs anddatabase administrators.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Install MariaDB.● Configure and administer MariaDB.● Configure user and access rights.● Back up and restore MariaDB databases.

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Installing MariaDB

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Installing MariaDB

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Working with MariaDB Databases

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Quiz:MariaDB Commands

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Managing Database Users and Access Rights

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice: Managing Users

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Creating and Restoring MariaDB Backups

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Restoring a MariaDB Database

from Backup

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Lab:Configuring MariaDB Databases

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Chapter 10:Providing Apache HTTPD Web Service

● Configuring Apache HTTPD

● Configuring and Troubleshooting Virtual Hosts

● Configuring HTTPS

● Integrating Dynamic Web Content

DAY THREE

File-based Storage

Apache HTTPD

MariaDBDatabases

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

To configure Apache HTTPD to provide TLS-enabledwebsites and virtual hosts.

Goal:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

● Identify the key configuration files, log files, and contentdirectories used by Apache httpd.

● Configure Apache httpd to provide IP-based and namebasedvirtual hosts.

● Configure Apache httpd to provide TLS-encrypted virtualhosts.

● Configure Apache httpd to serve dynamic databasedrivenweb content.

Objectives:

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Configuring Apache HTTPD

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring a Web Server

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Configuring and TroubleshootingVirtual Hosts

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring a Virtual Host

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Configuring HTTPS

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Practice:Configuring a TLS-enabled

Virtual Host

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Integrating Dynamic Web Content

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

Practice:Configuring a Web Application

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Lab:Providing Apache HTTPD Web Service

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Chapter 11:Writing Bash Basics

● Bash Shell Scripting Basics

DAY FOUR

Shell Environment

Containers

ComprehensiveReview

Bash Scripts

Bash ControlStructures

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To write simple, well-structured shell scripts using Bash'sshell expansion features and for-loop construct.

Goal:

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● To write simple shell scripts using Bash.

Objectives:

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Bash Shell Scripting Basics

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Practice:Writing Bash Scripts

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Lab:Writing Bash Scripts

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Chapter 12:Bash Conditionals and Control Structures

● Bash Condition Evaluation and Control Structures

DAY FOUR

Shell Environment

Containers

ComprehensiveReview

Bash Scripts

Bash ControlStructures

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To use Bash conditionals and other control structures towrite more sophisticated shell commands and scripts.

Goal:

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● Incorporate the use of positional parameters, exit status,test conditions, and conditional structures to implementflow control in Bash shell scripts.

Objectives:

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Enhancing Bash Shell Scripts withConditionals and Control Structures

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Practice:Enhancing Bash Shell Scripts with

Conditionals and Control Structures

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Lab:Bash Conditionals and Control Structures

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Chapter 13:Configuring the Shell Environment

● Changing the Shell Environment

Shell Environment

DAY FOUR

Containers

ComprehensiveReview

Bash Scripts

Bash ControlStructures

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To customize Bash startup and use environment variables,Bash aliases, and Bash functions.

Goal:

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● Use bash startup scripts to define environment variables,aliases, and functions

Objectives:

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Changing the Shell Environment

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Practice:Working with Login and Non-Login

Shells

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Lab:Configuring the Shell Environment

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Chapter 14:Linux Containers and Docker

● Introduction to Linux Containers

● Using Docker

DAY FOUR

Shell Environment

Containers

ComprehensiveReview

Bash Scripts

Bash ControlStructures

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To manage Linux containers with Docker in Red HatEnterprise Linux 7.

Goal:

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● Explain what Linux containers are and Docker's role inmanaging them

● Manage Linux containers using Docker

Objectives:

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Introduction to Linux Containers

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Copyright © 2014 Red Hat, Inc.RH254-RHEL7-en-1-20140711

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Using Docker

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Chapter 15:Comprehensive Review

● Red Hat System Administration III Comprehensive Review

DAY FOUR

Shell Environment

Containers

ComprehensiveReview

Bash Scripts

Bash ControlStructures

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To practice and demonstrate knowledge and skills learned inRed Hat System Administration III.

Goal:

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● Review the course chapters to reinforce knowledge andskills.

Objectives:

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Red Hat System Administration IIIComprehensive Review

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Lab:Comprehensive Review of System

Administration III

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