Stories about: Matrix Partners

Few reports have surfaced of security breaches in virtual-server environments, but the potential looms large.

One year ago, Network World highlighted 10 open source companies on the rise 10 open source companies on the rise in such diverse fields as storage, VOIP, systems management, virtualization and the use of software to aid disaster relief.

Open source software is a given in most enterprise data centers, so it's not surprising to see the ranks of open source companies and projects swell. It's not just Linux anymore - community-developed software is offering alternatives for everything from databases to application servers to network management to disaster preparedness. How do you know which open source approach is right for you? We've pulled out a few start-ups that you might not be familiar with, but we think should be on your radar.

Open source IP PBX vendor Digium is about to launch a calculated marketing and packaging campaign it hopes will land its Asterisk software and products based on it in the networks of carriers, large corporations, small businesses and even consumers.