Contents -- Introduction -- Chapter 1: Starting with Ubuntu Linux -- Ubuntu, Debian, and Linux -- Understanding Ubuntu Releases -- Ubuntu Compared to Other Linux Distributions -- Finding Ubuntu Resources -- Ubuntu Software -- Focusing on Linux Commands -- Finding Commands -- Reference Information in Ubuntu -- Using help Messages -- Using man Pages -- Using info Documents -- Summary -- Chapter 2: Installing Ubuntu and Adding Software -- Obtaining and Installing Ubuntu -- Preparing to Install -- Choosing Installation Options -- Answering Installation Questions -- Working with Debian Software Packages -- Working with Software Packages -- Enabling More Repositories for apt -- Adding Software Collections with tasksel -- Managing Software with APT -- Finding Packages with APT -- Installing Packages with APT -- Upgrading Packages with APT -- Upgrading a Single Package with APT -- Removing Packages with APT -- Cleaning Up Packages with APT -- Downloading Packages with APT -- Managing Software with dpkg -- Installing a Package with dpkg -- Removing a Package with dpkg -- Extracting Files from a .deb File with dpkg -- Querying Information about .deb Packages -- Managing Software with aptitude -- Updating and Upgrading Packages with aptitude -- Querying Information about Packages with aptitude -- Installing Packages with aptitude -- Removing Packages with aptitude -- Cleaning Up Packages with aptitude -- Useful Combinations of Options with aptitude -- Verifying Installed Packages with debsums -- Building deb Packages -- Summary -- Chapter 3: Using the Shell -- Terminal Windows and Shell Access -- Using Terminal Windows -- Using Virtual Consoles -- Using the Shell -- Using Bash History -- Using Command Line Completion -- Redirecting stdin and stdout -- Using alias -- Watching Commands -- Watching Files -- Acquiring Super User Power.

Delegating Power with sudo -- Using the su Command -- Using Environment Variables -- Creating Simple Shell Scripts -- Editing and Running a Script -- Adding Content to Your Script -- Summary -- Chapter 4: Working with Files -- Understanding File Types -- Using Regular Files -- Using Directories -- Using Symbolic and Hard Links -- Using Device Files -- Using Named Pipes and Sockets -- Setting File/Directory Permissions -- Changing Permissions with chmod -- Setting the umask -- Changing Ownership -- Traversing the Filesystem -- Copying Files -- Changing File Attributes -- Searching for Files -- Finding Files with locate -- Locating Files with find -- Using Other Commands to Find Files -- Finding Out More about Files -- Listing Files -- Verifying Files -- Summary -- Chapter 5: Manipulating Text -- Matching Text with Regular Expressions -- Editing Text Files -- Using the JOE Editor -- Using the Pico and nano Editors -- Graphical Text Editors -- Listing, Sorting, and Changing Text -- Listing Text Files -- Paging through Text -- Paginating Text Files with pr -- Searching for Text with grep -- Replacing Text with sed -- Translating or Removing Characters with tr -- Checking Differences between Two Files with diff -- Using awk and cut to Process Columns -- Converting Text Files to Different Formats -- Summary -- Chapter 6: Playing with Multimedia -- Working with Audio -- Playing Music -- Adjusting Audio Levels -- Ripping CD Music -- Encoding Music -- Streaming Music -- Converting Audio Files -- Transforming Images -- Getting Information about Images -- Converting Images -- Converting Images in Batches -- Playing with Video -- Playing Video Files -- Summary -- Chapter 7: Administering Filesystems -- Understanding Filesystem Basics -- Creating and Managing Filesystems -- Partitioning Hard Disks -- Working with Filesystem Labels -- Formatting a Filesystem.

Viewing and Changing Filesystem Attributes -- Creating and Using Swap Partitions -- Mounting and Unmounting Filesystems -- Mounting Filesystems from the fstab File -- Mounting Filesystems with the mount Command -- Unmounting Filesystems with umount -- Checking Filesystems -- Creating Encrypted Filesystems -- Checking RAID Disks -- Finding Out about Filesystem Use -- Logical Volume Manager -- Creating LVM Volumes -- Using LVM Volumes -- Growing the LVM Volume -- Shrinking an LVM Volume -- Removing LVM Logical Volumes and Groups -- Summary -- Chapter 8: Backups and Removable Media -- Backing Up Data to Compressed Archives -- Creating Backup Archives with tar -- Using Compression Tools -- Listing, Joining, and Adding Files to tar Archives -- Deleting Files from tar Archives -- Backing Up over Networks -- Backing Up tar Archives over ssh -- Backing Up Files with rsync -- Backing Up with unison -- Backing Up to Removable Media -- Creating Backup Images with mkisofs -- Burning Backup Images with cdrecord -- Making and Burning DVDs with growisofs -- Summary -- Chapter 9: Checking and Managing Running Processes -- Listing Active Processes -- Viewing Active Processes with ps -- Watching Active Processes with top -- Finding and Controlling Processes -- Using pgrep to Find Processes -- Using fuser to Find Processes -- Changing Running Processes -- Scheduling Realtime Processes -- Summary -- Chapter 10: Managing the System -- Monitoring Resources -- Monitoring Memory Use -- Monitoring CPU Usage -- Monitoring Storage Devices -- Mastering Time -- Changing Time/Date with Graphical Tools -- Displaying and Setting Your System Clock -- Displaying and Setting Your Hardware Clock -- Using Network Time Protocol to Set Date/Time -- Managing the Boot Process -- Understanding the GRUB Boot Loader -- Modifying the GRUB Boot Loader -- Controlling Startup and Run Levels.

Straight to the Kernel -- Poking at the Hardware -- Summary -- Chapter 11: Managing Network Connections -- Configuring Networks from the GUI -- Managing Network Interface Cards -- Managing Network Connections -- Starting and Stopping Ethernet Connections -- Viewing Ethernet Connection Information -- Using Wireless Connections -- Checking Name Resolution -- Troubleshooting Network Problems -- Checking Connectivity to a Host -- Checking Address Resolution Protocol -- Tracing Routes to Hosts -- Displaying netstat Connections and Statistics -- Other Useful Network Tools -- Summary -- Chapter 12: Accessing Network Resources -- Running Commands to Browse the Web -- Transferring Files -- Downloading Files with wget -- Transferring Files with cURL -- Transferring Files with FTP Commands -- Using SSH Tools to Transfer Files -- Using Windows File Transfer Tools -- Sharing Remote Directories -- Sharing Remote Directories with NFS -- Sharing Remote Directories with Samba -- Sharing Remote Directories with SSHFS -- Chatting with Friends in IRC -- Using Text-Based E‑mail Clients -- Managing E‑mail with mail -- Managing E‑mail with mutt -- Summary -- Chapter 13: Doing Remote System Administration -- Doing Remote Login and Tunneling with SSH -- Using Legacy Communications Tools -- Configuring SSH -- Logging in Remotely with ssh -- Using byobu and screen for Remote Shells -- Managing Remote Shells with Screen -- Using byobu to Manage Remote Shells -- Using a Remote Windows Desktop -- Connecting to a Windows Desktop with Remmina -- Connecting to a Windows Desktop with rdesktop -- Using Remote Linux Desktop and Applications -- Sharing Desktops Using VNC -- Setting Up the VNC Server -- Starting Up the VNC Client -- Using VNC on Untrusted Networks with SSH -- Summary -- Chapter 14: Locking Down Security -- Working with Users and Groups -- Managing Users the GUI Way.

Adding User Accounts -- Changing useradd Defaults -- Modifying User Accounts -- Deleting User Accounts -- Managing Passwords -- Adding Groups -- Checking on Users -- Configuring the Built-In Firewall -- Understanding iptables Firewalls -- Listing iptables Rules -- Setting Other Firewall Rules -- Saving and Reloading Firewall Rules -- Using Advanced Security Features -- Summary -- Chapter 15: Setting Up a Virtualization Host -- Can Your Computer Support Virtualization? -- Checking for CPU Virtualization Support -- Enabling Virtualization Support in the BIOS -- Is the Host Computer 32- or 64-Bit? -- Checking Available RAM and Disk Space -- Adding Virtualization Software -- Adding Your User Account to libvirtd -- Managing Virtual Machines with virt-manager -- Creating a Virtual Machine in virt-manager -- Starting and Stopping Virtual Machines with virt-manager -- Managing Virtual Machines with Commands -- Creating a Virtual Machine with virt-install -- Starting and Stopping Virtual Machines with virsh -- Summary -- Appendix A: Using vi or Vim Editors -- Starting and Quitting the vi Editor -- Moving Around in vi -- Changing and Deleting Text in vi -- Using Miscellaneous Commands -- Modifying Commands with Numbers -- Using ex Commands -- Working in Visual Mode -- Appendix B: Shell Special Characters and Variables -- Using Special Shell Characters -- Using Shell Variables -- Appendix C: Getting Information -- Viewing /proc Information -- Changing /proc Information -- Index.