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.

Hotplugging is invisible and automatic – if you want it to be. But a close look at the Linux hotplug system reveals interesting opportunities for customization.

Debian hotplug is designed for little more than loading drivers and configuring devices. The collection of scripts discussed in this article helps Linux to respond when a network cable is plugged in or when a cellphone is in the vicinity. Read on for more on how to define custom hotplug events.

Everyone knows you can boot Linux from a live CD,but have you thought about putting Linux on a compact and highly portable USB memory stick?

Hardware which just works is what every user wants. Current Linux distributions go a long way to fulfilling that dream. In this article, we will be investigating how the hotplug system works.

Zsync handles a special case: large volume download files that change frequently but not drastically. Charly shows how this handy file fetcher can save you time and bandwidth.

Grid computing lets little PCs work on big problems. You can use the grid system of the famous SETI@home project to build your own grid computing solutions.