Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine. com

Mobile users change networks in rapid succession. Wicd quickly and conveniently manages the corresponding profiles.

The Adriane audio desktop system delivers Linux to sightimpaired users.

Should free development be a part of free software, or is Apache pioneer Roy Fielding asking too much of Sun? Besides looking at the commercial side of free software, this month's column investigates synchronization of speech and text.

Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine.com

Tour the VirtualBox virtualization tool, a free and easy environment for virtual versions of Linux, Unix, and Windows.

The powerful and popular Xen virtualization system offers an easy solution for running Windows on Linux.