Articles

Lead Image © PozitivStudija, fotolia.com

Lead Image © PozitivStudija, fotolia.com

Zentyal Server 3.5

Some users may struggle when setting up various services, such as web servers, email servers, firewalls, and the like. Zentyal simplifies configuration of all those things, thanks to its intuitive user interface.
Lead Image © Le Moal Olivier, 123RF.com

Lead Image © Le Moal Olivier, 123RF.com

Creating SmartOS zones using UCARP

We show how to create highly available SmartOS zones using UCARP.
Lead Image © Ilya Masik, fotolia.com

Lead Image © Ilya Masik, fotolia.com

Security after Heartbleed – OpenSSL and its alternatives

The Heartbleed bug shocked the security community and seriously damaged the reputation of OpenSSL. Luckily, alternatives such as LibreSSL, PolarSSL, and GnuTLS are waiting in the wings.
Lead Image © kasza, 123RF.com

Lead Image © kasza, 123RF.com

Up close with SUSE Linux Enterprise 12

The latest new version of SUSE Linux Enterprise offers some promising new features for admins.
Lead Image © smileus, 123RF.com

Lead Image © smileus, 123RF.com

Coordinating distributed systems with ZooKeeper

Anyone who manages many clusters should be meticulous in ensuring that organized processes prevail in the distributed server zoo. We describe how Apache ZooKeeper fulfills this task.
Lead Image © Rancz Andrei, 123RF.com

Lead Image © Rancz Andrei, 123RF.com

Security data analytics and visualization with R

Conduct improved security analysis and visualization of security-related data using R, a scripting language for statistical data manipulation and analysis.
Lead Image © Andrey Lavrushov, 123RF.com

Lead Image © Andrey Lavrushov, 123RF.com

Coming to grips with grep

Now is the time to re-examine and consider again the power of grep and its relatives.
Lead Image © alexskopje, 123RF.com

Lead Image © alexskopje, 123RF.com

Do You Know Juno?

The OpenStack cloud platform plays a major role in the increasingly important cloud industry, so a new release is big news for cloud integrators and admins. The new version 2014.2 "Juno" release mostly cleans up and maintains the working model but adds a few innovations.
Lead Image © Matty Symons, 123RF.com

Lead Image © Matty Symons, 123RF.com

The new openAttic 1.1 storage manager

Although the lastest version of the openAttic storage manager was announced as a conservative maintenance release, openAttic 1.1 is actually a feature-rich new development.
Lead Image © Sergey Jarochkin, 123RF.com

Lead Image © Sergey Jarochkin, 123RF.com

Automation with PXE Boot

We show how to save time and stress by automating your system installations with PXE boot.