Ubuntu 22.04 Essentials

Name: Ubuntu 22.04 Essentials | A Guide to Ubuntu 22.04 Desktop and Server Editions
Brand: Payload Media, Inc.
Price: 280.99 EUR
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A Guide to Ubuntu 22.04 Desktop and Server Editions

Neil Smyth(Autor*in)

Payload Media, Inc. (Verlag)

1. Auflage

Erschienen am 26. Juli 2023

310 Seiten

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978-1-0882-2390-1 (ISBN)

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Beschreibung

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Inhalt

Intro
1. Introduction
1.1 Superuser Conventions
1.2 Opening a Terminal Window
1.3 Editing Files
1.4 Feedback
1.5 Errata
2. A Brief History of Ubuntu Linux
2.1 What exactly is Linux?
2.2 UNIX Origins
2.3 Who Created Linux?
2.4 The History of Ubuntu
2.5 What does the word "Ubuntu" Mean?
2.6 Summary
3. Installing Ubuntu on a Clean Disk Drive
3.1 Ubuntu Installation Options
3.2 Server vs. Desktop Editions
3.3 Obtaining the Ubuntu Installation Media
3.4 Writing the ISO Installation Image to a USB Drive
3.4.1 Linux
3.4.2 macOS
3.4.3 Windows/macOS
3.5 Booting from the Ubuntu USB Image
3.6 Installing Ubuntu
3.7 Accessing the Ubuntu Desktop
3.8 Installing Updates
3.9 Displaying Boot Messages
3.10 Summary
4. Dual Booting Ubuntu with Windows
4.1 Beginning the Ubuntu Installation
4.2 Booting Ubuntu for the First Time
4.3 Changing the Default Boot Option
4.4 Accessing the Windows Partition from the Command-line
4.5 Accessing the Windows Partition from the Desktop
4.6 Summary
5. Allocating Windows Disk Partitions to Ubuntu
5.1 Unmounting the Windows Partition
5.2 Deleting the Windows Partitions from the Disk
5.3 Formatting the Unallocated Disk Partition
5.4 Mounting the New Partition
5.5 Editing the Boot Menu
5.6 Using GNOME Disks Utility
5.7 Summary
6. A Guided Tour of the GNOME 42 Desktop
6.1 Installing the GNOME Desktop
6.2 An Overview of the GNOME 42 Desktop
6.3 Launching Activities
6.4 Managing Windows
6.5 Using Workspaces
6.6 Calendar and Notifications
6.7 Desktop Settings
6.8 Customizing the Dock
6.9 Installing Ubuntu Software
6.10 Beyond Basic Customization
6.11 Summary
7. An Overview of the Cockpit Web Interface
7.1 An Overview of Cockpit
7.2 Installing and Enabling Cockpit
7.3 Accessing Cockpit
7.4 Overview
7.5 Logs
7.6 Storage
7.7 Networking
7.8 Accounts
7.9 Services
7.10 Applications
7.11 Virtual Machines
7.12 Software Updates
7.13 Terminal
7.14 Connecting to Multiple Servers
7.15 Enabling Stored Metrics
7.16 Summary
8. Using the Bash Shell on Ubuntu 22.04
8.1 What is a Shell?
8.2 Gaining Access to the Shell
8.3 Entering Commands at the Prompt
8.4 Getting Information about a Command
8.5 Bash Command-line Editing
8.6 Working with the Shell History
8.7 Filename Shorthand
8.8 Filename and Path Completion
8.9 Input and Output Redirection
8.10 Working with Pipes in the Bash Shell
8.11 Configuring Aliases
8.12 Environment Variables
8.13 Writing Shell Scripts
8.14 Summary
9. Managing Ubuntu 22.04 Users and Groups
9.1 User Management from the Command-line
9.2 User Management with Cockpit
9.3 User Management using the Settings App
9.4 Summary
10. Managing Ubuntu 22.04 systemd Units
10.1 Understanding Ubuntu systemd Targets
10.2 Understanding Ubuntu systemd Services
10.3 Ubuntu systemd Target Descriptions
10.4 Identifying and Configuring the Default Target
10.5 Understanding systemd Units and Unit Types
10.6 Dynamically Changing the Current Target
10.7 Enabling, Disabling, and Masking systemd Units
10.8 Working with systemd Units in Cockpit
10.9 Summary
11. Ubuntu Software Package Management and Updates
11.1 Repositories
11.2 Managing Repositories with Software & Updates
11.3 Managing Packages with APT
11.4 Performing Updates
11.5 Enabling Automatic Updates
11.6 Enabling Ubuntu Pro
11.7 Summary
12. Ubuntu Snap Package Management
12.1 Managing Software with Snap
12.2 Basic Snap Commands
12.3 Working with Snap Channels
12.4 Snap Refresh Schedule
12.5 Snap Services
12.6 Summary
13. Ubuntu 22.04 Network Management
13.1 An Introduction to NetworkManager
13.2 Installing and Enabling NetworkManager
13.3 Basic nmcli Commands
13.4 Working with Connection Profiles
13.5 Interactive Editing
13.6 Configuring NetworkManager Permissions
13.7 Summary
14. Ubuntu 22.04 Firewall Basics
14.1 Understanding Ports and Services
14.2 Securing Ports and Services
14.3 Ubuntu Services and iptables Rules
14.4 Well-Known Ports and Services
14.5 Summary
15. Using gufw and ufw to Configure an Ubuntu Firewall
15.1 An Overview of gufw and ufw
15.2 Installing gufw on Ubuntu
15.3 Running and Enabling gufw
15.4 Creating a New Profile
15.5 Adding Preconfigured Firewall Rules
15.6 Adding Simple Firewall Rules
15.7 Adding Advanced Rules
15.8 Configuring the Firewall from the Command Line using ufw
15.9 Summary
16. Basic Ubuntu Firewall Configuration with firewalld
16.1 An Introduction to firewalld
16.1.1 Zones
16.1.2 Interfaces
16.1.3 Services
16.1.4 Ports
16.2 Checking firewalld Status
16.3 Configuring Firewall Rules with firewall-cmd
16.3.1 Identifying and Changing the Default Zone
16.3.2 Displaying Zone Information
16.3.3 Adding and Removing Zone Services
16.3.4 Working with Port-based Rules
16.3.5 Creating a New Zone
16.3.6 Changing Zone/Interface Assignments
16.3.7 Masquerading
16.3.8 Adding ICMP Rules
16.3.9 Implementing Port Forwarding
16.4 Managing firewalld using firewall-config
16.5 Summary
17. Configuring SSH Key-based Authentication on Ubuntu 22.04
17.1 An Overview of Secure Shell (SSH)
17.2 SSH Key-based Authentication
17.3 Setting Up Key-based Authentication
17.4 Installing and Starting the SSH Service
17.5 SSH Key-based Authentication from Linux and macOS Clients
17.6 Managing Multiple Keys
17.7 SSH Key-based Authentication from Windows Clients
17.8 SSH Key-based Authentication using PuTTY
17.9 Generating a Private Key with PuTTYgen
17.10 Summary
18. Ubuntu 22.04 Remote Desktop Access with Vino
18.1 Remote Desktop Access Types
18.2 Secure and Insecure Remote Desktop Access
18.3 Enabling Remote Desktop Access on Ubuntu
18.4 Connecting to the Shared Desktop
18.5 Connecting from Windows
18.6 Summary
19. Displaying Ubuntu 22.04 Applications Remotely (X11 Forwarding)
19.1 Requirements for Remotely Displaying Ubuntu Applications
19.2 Displaying an Ubuntu Application Remotely
19.3 Trusted X11 Forwarding
19.4 Compressed X11 Forwarding
19.5 Displaying Remote Ubuntu Apps on Windows
19.6 Summary
20. Using NFS on Ubuntu 22.04 to Share Files with Remote Systems
20.1 Ensuring NFS Services are running on Ubuntu
20.2 Configuring the Firewall to Allow NFS Traffic
20.3 Specifying the Folders to be Shared
20.4 Accessing Shared Folders
20.5 Mounting an NFS Filesystem on System Startup
20.6 Unmounting an NFS Mount Point
20.7 Accessing NFS Filesystems in Cockpit
20.8 Summary
21. Sharing Files between Ubuntu 22.04 and Windows with Samba
21.1 Accessing Windows Resources from the GNOME Desktop
21.2 Samba and Samba Client
21.3 Installing Samba on Ubuntu
21.4 Configuring the Ubuntu Firewall to Enable Samba
21.5 Configuring the smb.conf File
21.5.1 Configuring the [global] Section
21.5.2 Configuring a Shared Resource
21.5.3 Removing Unnecessary Shares
21.6 Creating a Samba User
21.7 Testing the smb.conf File
21.8 Starting the Samba and NetBIOS Name Services
21.9 Accessing Samba Shares
21.10 Accessing Windows Shares from Ubuntu
21.11 Summary
22. An Overview of Virtualization Techniques
22.1 Guest Operating System Virtualization
22.2 Hypervisor Virtualization
22.2.1 Paravirtualization
22.2.2 Full Virtualization
22.2.3 Hardware Virtualization
22.3 Virtual Machine Networking
22.4 Summary
23. Installing KVM Virtualization on Ubuntu 22.04
23.1 An Overview of KVM
23.2 KVM Hardware Requirements
23.3 Preparing Ubuntu for KVM Virtualization
23.4 Verifying the KVM Installation
23.5 Summary
24. Creating KVM Virtual Machines on Ubuntu 22.04 using Cockpit
24.1 Installing the Cockpit Virtual Machines Module
24.2 Creating a Virtual Machine in Cockpit
24.3 Starting the Installation
24.4 Working with Storage Volumes and Storage Pools
24.5 Summary
25. Creating KVM Virtual Machines on Ubuntu 22.04 using virt-manager
25.1 Starting the Virtual Machine Manager
25.2 Configuring the KVM Virtual System
25.3 Starting the KVM Virtual Machine
25.4 Summary
26. Creating KVM Virtual Machines with virt-install and virsh
26.1 Running virt-install to build a KVM Guest System
26.2 An Example Ubuntu virt-install Command
26.3 Starting and Stopping a Virtual Machine from the Command-Line
26.4 Creating a Virtual Machine from a Configuration File
26.5 Summary
27. Creating an Ubuntu 22.04 KVM Networked Bridge Interface
27.1 Getting the Current Network Manager Settings
27.2 Creating a Network Manager Bridge from the Command-Line
27.3 Declaring the KVM Bridged Network
27.4 Using a Bridge Network in a Virtual Machine
27.5 Creating a Bridge Network using nm-connection-editor
27.6 Summary
28. Managing KVM using the virsh Command-Line Tool
28.1 The virsh Shell and Command-Line
28.2 Listing Guest System Status
28.3 Starting a Guest System
28.4 Shutting Down a Guest System
28.5 Suspending and Resuming a Guest System
28.6 Saving and Restoring Guest Systems
28.7 Rebooting a Guest System
28.8 Configuring the Memory Assigned to a Guest OS
28.9 Summary
29. An Introduction to Linux Containers
29.1 Linux Containers and Kernel Sharing
29.2 Container Uses and Advantages
29.3 Ubuntu Container Tools
29.4 The Ubuntu Docker Registry
29.5 Container Networking
29.6 Summary
30. Working with Containers on Ubuntu
30.1 Installing the Container Tools
30.2 Pulling a Container Image
30.3 Running the Image in a Container
30.4 Managing a Container
30.5 Saving a Container to an Image
30.6 Removing an Image from Local Storage
30.7 Removing Containers
30.8 Building a Container with Buildah
30.9 Summary
31. Setting Up an Ubuntu 22.04 Web Server
31.1 Requirements for Configuring an Ubuntu Web Server
31.2 Installing the Apache Web Server Packages
31.3 Configuring the Firewall
31.4 Port Forwarding
31.5 Starting the Apache Web Server
31.6 Testing the Web Server
31.7 Configuring the Apache Web Server for Your Domain
31.8 The Basics of a Secure Website
31.9 Configuring Apache for HTTPS
31.10 Obtaining an SSL Certificate
31.11 Summary
32. Configuring an Ubuntu 22.04 Postfix Email Server
32.1 The Structure of the Email System
32.1.1 Mail User Agent
32.1.2 Mail Transfer Agent
32.1.3 Mail Delivery Agent
32.1.4 SMTP
32.1.5 SMTP Relay
32.2 Configuring an Ubuntu Email Server
32.3 Postfix Pre-Installation Steps
32.4 Firewall/Router Configuration
32.5 Installing Postfix on Ubuntu
32.6 Configuring Postfix
32.7 Configuring DNS MX Records
32.8 Starting Postfix on an Ubuntu System
32.9 Testing Postfix
32.10 Sending Mail via an SMTP Relay Server
32.11 Summary
33. Adding a New Disk Drive to an Ubuntu 22.04 System
33.1 Mounted File Systems or Logical Volumes
33.2 Finding the New Hard Drive
33.3 Creating Linux Partitions
33.4 Creating a File System on an Ubuntu Disk Partition
33.5 An Overview of Journaled File Systems
33.6 Mounting a File System
33.7 Configuring Ubuntu to Mount a File System Automatically
33.8 Adding a Disk Using Cockpit
33.9 Summary
34. Adding a New Disk to an Ubuntu 22.04 Volume Group and Logical Volume
34.1 An Overview of Logical Volume Management (LVM)
34.1.1 Volume Group (VG)
34.1.2 Physical Volume (PV)
34.1.3 Logical Volume (LV)
34.1.4 Physical Extent (PE)
34.1.5 Logical Extent (LE)
34.2 Getting Information about Logical Volumes
34.3 Adding Additional Space to a Volume Group from the Command-Line
34.4 Summary
35. Adding and Managing Ubuntu Swap Space
35.1 What is Swap Space?
35.2 Recommended Swap Space for Ubuntu
35.3 Identifying Current Swap Space Usage
35.4 Adding a Swap File to an Ubuntu System
35.5 Adding Swap as a Partition
35.6 Adding Space to an Ubuntu LVM Swap Volume
35.7 Adding Swap Space to the Volume Group
35.8 Summary
36. Ubuntu 22.04 System and Process Monitoring
36.1 Managing Processes
36.2 Real-time System Monitoring with top
36.3 Command-Line Disk and Swap Space Monitoring
36.4 Summary
Index

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