This software is released for free public use under several open source licenses. It is provided without any warranty, without even the implied warranty of merchantability or fitness for a particular purpose. See the license text included with each program for details. Source code for Ubuntu can be downloaded from http://archive.ubuntu.com or can be ordered from Canonical at the cost of the media and shipping. Ubuntu and Canonical are trademarks of Canonical Ltd. All other trademarks are the property of their respective owners.
Ubuntu’s official documentation is online (https://help.ubuntu.com), and free technical support is available through web forums (www.ubuntuforums.org), mailing lists (www.ubuntu.com/community/lsits), and IRC (#ubuntu). Commercial support is also available from Canonical (www.ubuntu.com/support/paid).
Ubuntu is sponsered by Canonical Ltd. For more information, visit www.ubuntu.com and www.canonical.com. To request free Ubuntu CDs, visit https://shipit.ubuntu.com.
The Intel x86 Edition packaged with this book will run on Intel x86-based systems (including Intel Pentium and AMD Athlon). This and all other versions of Ubuntu are available for download at www.ubuntu.com/download.
No Starch Press does not provide support for Ubuntu.