Globalization, rapidly increasing numbers of devices, virtualization, the cloud, and "bring your own device" make classically organized IP networks difficult to plan and manage. Instead of quarreling, some admins address these problems with a radically new approach: Software-defined networking.

Mininet lets you test new controller features for your software-defined network in a sandbox before releasing them onto your production network.

We'll show you how to build a network-based virtual RAID solution using ATA over Ethernet.

Dangling your legs in the sea while enjoying the Mediterranean sunshine can affect the prospect of a good Internet connection; fortunately, Charly knows what to do.

In "The Matrix Reloaded," Trinity uses Nmap to hack into the power grid to pave Neo's way to the architect of the virtual world. However, the port scanner is also ideal for more mundane purposes – such as discovering vulnerabilities in your domestic network.

Sunshine, pool, laptop, an open WLAN, and Wireless Tools were all it took for Heike to submit the latest issue of “Command Line” from Crete.