Sysadmins
Firewall

Using Xeams as Spam firewall

Xeams is a user friendly, free multi-platform mail server supporting SMTP, IMAP and POP3. It incorporates a powerful junk/ spam filtering engine that eliminates almost 99% of the junk mail. Xeams Spam filter…

Linux Administration: A Smart Career Choice

This is a good year for IT professionals with a number of new jobs in emerging technologies like Big Data and Analytics, and Social Mobile Analytics and Cloud (SMAC) as employers look to…

Open Up or Lose Out

An open network is integral to innovation and efficiency It has never been more exciting to be in data centre networking as new technologies such as Ethernet fabrics, Software-Defined Networking (SDN), and Network…

Test Your Troubleshooting Skills With Trouble-Maker

Trouble-Maker, as the name suggests, is a Linux tool that, when installed in a system, randomly selects a problem from its list and actually creates it on the system. The idea behind using…

LVM Visual

Manage Storage Like a Pro with LVM

Disk storage space is always at a premium. No matter how much space one has, it always seems to shrink. In this article, the author suggests a solution to this problem with the…

Android-robot

When Android Invades the Enterprise…

This article explores the challenges in managing handheld devices based on the Android platform that are being used in an enterprise. It also explains the complexities of creating an enterprise-ready Android platform, which…

Sheshagiri-Anegondi

‘The security threat on the cloud is now passe’

With the launch of Oracle 12c, Oracle has introduced the first database designed for the cloud. The Oracle Database 12c brings to customers a new multi-tenant architecture, by which the company attempts to…

Setting Up OpenAM for Web Authentication

OpenAM provides a system for integrating diverse Web applications-to share common authentication and authorisation systems. It can protect applications running on any Web or application server. With a centralised login for all applications,…

a-man-chatting-with-online

Set Up Your Own Chat Server

Chatting and Instant Messaging applications are used regularly at workplaces and for personal reasons. So how about setting up your own chat server? This article shows you how… Let’s use Openfire, a cross-platform, open…

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