I’ve had my Asterisk PBX offline for a while now for no good reason, so I decided I’d upgrade and put the latest Asterisk on my new machine. I wrote about the last time I installed, that was on an older AMD Athlon 1200MHz Thunderbird. It worked fine but I got a Linksys PAP2T-NA ATA and became very lazy.

The MobilePre is a combination microphone preamp/analog-to-digital and digital-to-analog converter.

Voice over IP (VoIP) software enables telephone-like voice conversations across IP based networks. A VoIP phone service is often cheaper than a traditional Public Switched Telephone Network (PSTN) phone service and removes geographic restrictions to telephone numbers.

The first thing you learn when you write about technology is that the people who read your stuff are smarter than you'll ever be. So let me start by saying "Thank you" to all the Linux users who responded to last Friday's post on my travails trying to get Ubuntu 7.10, or "Gutsy Gibbon," to recognize my Linksys WPC300N wireless adapter.

This article will present a simple VoIP solution using Asterisk, an open source private branch exchange (PBX) product. It will show you how to install Asterisk, configure it using its LDAP backend, and connect to it using the Ekiga software VoIP client and a Cisco 7900 Series VoIP telephone to make calls.

The Linksys WRT160NL Wireless-N router has the potential to be both an excellent wireless router and also a simple to setup and run file and media server. The "Powered by Linux" logo and the claims on the box sound like a great recipe, but was it baked properly? Read on to find out.

Juliet Kemp shares some useful regular expressions for finding things on your Linux system. She also guides us through the perilous minefields of single quotes, double quotes, and shell expansion, and shows us how to craft our own custom regular expressions.

When working with regular expressions in a shell script the norm is to use grep or sed or some other external command/program. Since version 3 of bash (released in 2004) there is another option: bash's built-in regular expression comparison operator "=~".

For the past couple of issues we are striving to reward our loyal readers and this time we have something big. One of the cover topics of (IN)SECURE Magazine 14 is wireless security, so you can be the lucky one which will win a Linksys WRTG54G Wireless-G Router accompanied with the "Linksys WRTG54G Ultimate Hacking"[1] book.