Internet telephony does not need to be complicated. You can talk to the world with just Kphone, a normal sound card, and an account with an Internet phone provider.

When you want to call your friends in distant countries, don’t pick up the phone; just put on your headset and fire up Linphone.

An old computer is all you need to build your own do-it-yourself personal phone server.

Create your own podcasts with the free and easy Audacity sound editor.

Did you think the Internet was out of revolutions? With Internet radio, anyone can be a broadcaster. If you want to start broadcasting or podcasting, or even if you're just looking for the perfect station, check out this month's Internet Radio cover story.

The Xen virtualization system is is quickly becoming a standard feature of corporate Linux. We’ll show you how to get started with the latest version of Xen.

The VServer project offers a secure and highly efficient virtualization alternative.

Improved resource balancing, central administration, and service consolidation – you can only win with virtualization. Linux Magazine visits a communal data center for a practical look at virtualization in the workplace.

Virtualization can save you time, money, and effort, but you’ll need to find the right tool for the task.

My friends at the Biodiversity Research Center (http://specify software.org/In formatics) are experts in modeling the sudden changes that occur when an ecosystem is disrupted by the arrival of a new foreign species. I’m sure they don’t have a plan for modeling the Linux ecosystem, but if they did, they would also have scientific way of telling us the times they-are-a-changin’. As you probably know, the foreign species that appeared recently in the Linux ecosystem is Novell. High-tech magazines are full of commentaries describing the possible impact Novell might have on the Linux industry, but it is starting to look like the area where Novell presents the greatest mismatch for the indigenous Linux companies is in the game of brand promotion.