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		About Ubuntu 11.04 Essentials

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About Ubuntu 11.04 Essentials A Brief History of Ubuntu What exactly is Linux? Who Created Linux? The History of Ubuntu What does the word "Ubuntu" Mean? How to Download and Try Ubuntu 11.04 Ubuntu 11 Download Options Writing the Ubuntu Image to a USB Flash Drive Trying Ubuntu without Installing it Installing Ubuntu on a Disk Drive Containing Microsoft Windows Installing Ubuntu Inside a Windows Installation Running Ubuntu in a Virtual Machine Performing a Clean Ubuntu Installation Performing a Clean Ubuntu 11.04 Installation Beginning the Ubuntu Installation Booting Ubuntu for the First Time Testing Hardware for Unity Compatibility Installing Unity 2D Running Unity within a VirtualBox Virtual Machine Installing Updates Installing Ubuntu 11.04 on a Windows System (Dual booting) Beginning the Ubuntu Installation Configuring Time Zone, User and Keyboard Information Booting Ubuntu for the First Time Accessing the Windows Partition from Ubuntu Installing Ubuntu 11.04 on a Windows Disk with Wubi What is Wubi? Downloading Wubi Starting the Wubi Installer Completing the Ubuntu Installation Starting the Ubuntu System Removing Ubuntu Allocating an Existing Windows Partition to Ubuntu 11.04 Deleting the Windows Partition from the Disk Formatting the Unallocated Disk Partition Updating the Boot Menu Mounting the New Partition Configuring Ubuntu 11.04 Wireless Networking Installing the Wireless Card Configuring an Ubuntu Wireless Connection Configuring Wireless Network Access using NetworkManager Connecting to a Hidden Network Disabling a Wireless Connection Getting Information about a Wireless Connection Editing Wireless Connection Settings Troubleshooting an Ubuntu Wireless Connection An Overview of the Ubuntu 11.04 Unity Desktop What is Unity? Unity vs. GNOME 3.0 Unity 3D vs. Unity 2D The Unity Desktop The Unity Launcher Launcher Item Quick Lists Workspace Switcher The Home Button The Application Menu The Notification Area The MeMenu The Power Button Applications Lens File & Folders Lens Window Controls The Desktop Configuring the Ubuntu 11.04 Unity Launcher and Workspaces Adding and Removing Unity Launcher Items Changing the Location of a Launcher Item Changing the Size and Appearance of the Unity Launcher Revealing a Hidden Launcher Changing the Number of Workspaces Enabling Workspace Edge Flipping Changing the Ubuntu 11.04 Unity Desktop Background Changing the Ubuntu Unity Desktop Background Selecting a Background from the Wallpaper List Creating a Solid or Graded Background Specifying a Background Image Ubuntu 11.04 Unity Screensaver, Desktop Lock and Power Management Configuration The Desktop Screensaver The Desktop Screen Lock Ubuntu Power Management on Desktop Systems Ubuntu Power Management on Laptop and Netbook Systems Installing and Customizing Ubuntu 11.04 Unity Desktop Themes What is a Desktop Theme? Changing the Unity Desktop Theme Customizing a Desktop Theme Downloading and Installing a Theme Creating a Custom Theme Package Configuring Ubuntu 11.04 Unity Desktop Fonts Font Options on Ubuntu 11.04 Changing Font Settings Font Rendering Settings Advanced Font Rendering Browsing Computer, Files and Folders on the Ubuntu 11.04 Unity Desktop Accessing Nautilus Nautilus and the Computer Icon Adding Emblems to Files and Folders Changing File and Folder Permissions Renaming and Deleting Files and Folders Adding a Location to the Places Menu Configuring the Ubuntu 11.04 Unity File Manager Changing the File Manager Background Pattern and Color Displaying Icons or Lists Configuring the List View Configuring the Icon View Configuring Media Settings Using the Bash Shell on Ubuntu 11.04 What is a Shell? Gaining Access to the Shell Entering Commands at the Prompt Using the sudo Command Getting Information about a Command Bash Command-line Editing Working with the Shell History Filename Shorthand File Name and Path Completion Input and Output Redirection Working with Pipes in the Bash Shell Configuring Aliases Environment Variables Writing Shell Scripts Ubuntu 11.04 Unity Desktop - Starting Applications on Login Understanding Sessions Configuring Desktop Startup Programs Saving the Current Session Ubuntu 11.04 Unity Desktop Keyboard Shortcuts Viewing Keyboard Shortcuts Changing a Shortcut Disabling a Keyboard Shortcut Adding a Custom Shortcut Configuring Ubuntu 11.04 Printers Installing a Directly Connected Printer Manually Installing a New Locally Connected Printer and Printer Driver Adding a Network Printer Configuring a Printer Connected to a Windows System Configuring a Printer Connected to a Remote Linux System Ubuntu 11.04 Firewall Basics Understanding Ports and Services Securing Ports and Services Ubuntu Services and iptables Rules Well Known Ports and Services Using gufw and ufw to Configure an Ubuntu 11.04 Firewall An Overview of gufw and ufw Installing gufw on Ubuntu Running, Unlocking and Enabling gufw The gufw Default Policy Adding Preconfigured Firewall Rules Adding Simple Firewall Rules Adding Advanced Rules Enabling Logging Configuring the Firewall from the Command Line using ufw Managing Ubuntu 11.04 Users and Groups Adding a User to an Ubuntu System Adding a New User from the Command-line Modifying User Account Settings Deleting a User from an Ubuntu System Adding a New Group to an Ubuntu System Modifying an Ubuntu Group Deleting a Group from an Ubuntu System Configuring Ubuntu 11.04 Remote Access using SSH Installing SSH on an Ubuntu System Configuring the Ubuntu Firewall to Allow SSH Connections Using SSH on Ubuntu 11.04 Copying files using SSH Disabling the SSH Server Remote Access to the Ubuntu 11.04 Unity Desktop Activating Unity Remote Desktop Access Secure and Insecure Remote Desktop Access Accessing a Remote Ubuntu Desktop using Vinagre Attaching to a Remote Unity Desktop using vncviewer Accessing a Remote Ubuntu Desktop from a Windows System Establishing a Secure Remote Desktop Session Establishing a Secure Remote Desktop Session from a Windows System Creating Additional Desktops Displaying Ubuntu 11.04 Applications Remotely (X11 Forwarding) Requirements for Remotely Displaying Applications Remotely Displaying an Ubuntu Application Trusted X11 Forwarding Compressed X11 Forwarding Configuring an Ubuntu 11.04 Based Web Server Requirements for Configuring a Web Server Installing the Apache Web Server on Ubuntu 11.04 Testing the Web Server Configuring the Apache Web Server for Your Domain Web Server and Firewall Issues Sharing Ubuntu 11.04 Folders with Remote Linux and UNIX Systems Installing NFS Services on Ubuntu 11.04 Sharing Folders Configuring the Firewall Mounting a Remote Ubuntu NFS Folder Mounting an NFS File System on System Startup Unmounting an NFS Mount Point Sharing Ubuntu 11.04 Files and Folders with Windows Systems Samba and Samba Client Installing Samba Server on an Ubuntu System Sharing Ubuntu Folders Making Ubuntu based Printers Available to Windows Systems Accessing Windows Shares from Ubuntu 11.04 Configuring an Ubuntu 11.04 Mail Client (Evolution) An Overview Configuring Evolution to Receive Mail from a Local Postfix Server Configuring Evolution to Receive Mail from a Remote Server Configuring Evolution to Send Mail Sending and Receiving GMail Email on an Ubuntu 11.04 System Configuring a GMail Account for POP Access Configuring Evolution to Receive GMail Messages Configuring Evolution to Send GMail Messages An Overview of Ubuntu One Registering for Ubuntu One The ~/Ubuntu One Folder Synchronizing Folders with Ubuntu One Viewing Ubuntu One Cloud Folders Ubuntu One Sharing Publishing Files with Ubuntu One Synchronizing Contacts Synchronizing Bookmarks Adding a New Disk Drive to an Ubuntu 11.04 System Getting Started Finding the New Hard Drive in Ubuntu Creating Linux Partitions Creating a Filesystem on an Ubuntu 11.04 Disk Partition Mounting a File System Configuring Ubuntu to Automatically Mount a Filesystem Adding and Managing Ubuntu 11.04 Swap Space What is Swap Space? Identifying Current Swap Space Usage Adding a Swap File to an Ubuntu 11.04 System Installing and Configuring Ubuntu 11.04 KVM Virtualization Full Virtualization vs. Para-Virtualization KVM Hardware Requirements Preparing Ubuntu 11.04 for KVM Virtualization Verifying the KVM Installation Building an Ubuntu KVM Virtual System Configuring the KVM Virtual System Starting the KVM Virtual System Creating an Ubuntu 11.04 KVM Networked Bridge Interface Ubuntu Virtual Networks and Network Bridges Installing the Network Bridge Package Requirements Configuring Network Administration Capabilities Identifying Physical Network Connections Configuring the Network Bridge Checking for the Presence of the Bridge Configuring the Ubuntu Firewall for a Network Bridge Configuring a Virtual Machine to use the Network Bridge Configuring a New Ubuntu 11.04 KVM Virtual Network Ubuntu 11.04 KVM Guest Networking Options Identifying the Settings of an Existing Ubuntu 11.04 KVM Virtual Network Creating a New KVM Virtual Network on an Ubuntu 11.04 Host Assigning the New Virtual Bridge during Virtual Machine Creation Changing an Existing Virtual Machine to Use a new Virtual Network Installing an Ubuntu 11.04 KVM Guest OS from the Command-line (virt-install and virsh) Preparing the System for virt-install Running virt-install to build the KVM Guest System Example virt-install Command Starting and Stopping a Virtual Machine from the Command Line Creating a Virtual Machine from a Configuration File Managing and Monitoring Ubuntu 11.04 based KVM Guest Systems Starting and Stopping KVM Guest Systems Pausing a KVM Guest Operating System Changing KVM Virtual Guest System Settings Monitoring Virtual Machine Performance