Sysadmins

Going Virtual With OpenVZ

This article is an introduction to OpenVZ, an open source container-based virtualisation solution for Linux. In computing, virtualisation is the creation of a virtual version of a hardware platform, operating system, storage or…

Open Source Access to MS Exchange Server Using DavMail

This article introduces DavMail and demonstrates its importance in corporate scenarios for accessing mail from MS Exchange Server. Many enterprises use Microsoft Exchange for corporate e-mail; usually, there’s no avoiding it. While Exchange…

A Look at the Basics of LVM

This article deals with Logical Volume Management (LVM) and looks at how to set it up. Many years ago, when 2 GB of storage was considered a lot, I beamed with pride after…

Deploying a Ticket Request System with OTRS

In the current business scenario, customer management plays a major role in the success or failure of a company. Tracking issues and giving clients the necessary support and assistance in real time is…

Switching to IPv6? Here are Some Must-Try Options!

It is practically impossible and not particularly desirable to replace all your existing computing and networking equipment with IPv6 equipment at once. But what is expected from IT managers today is that when…

Combat Virtual Threats with IPCop Firewall

This article is an introduction to the special firewall distribution, IPCop. In today’s world, dependence on the Internet has reached such a level that without it, the day-to-day work of many organisations will…

Deploying a Ticket Request System with OTRS

In the current business scenario, customer management plays a major role in the success or failure of a company. Tracking issues and giving clients the necessary support and assistance in real time is…

wireshark

Getting Started with WireShark

This article presents WireShark, a very capable and popular graphical network protocol analyser. Gerald Combs created Ethereal, the ancestor of WireShark, back in 2006. When he changed his job, he could not use…

Use the Built-in Security Features in Your FOSS Distro

When it comes to securing network infrastructure, the trend is to invest in commercial-grade appliances. Sadly, security designers tend to ignore the built-in security features available in FOSS distros. This article explains a…

Secure Your Career with ‘Ethical Hacking’!

In the dark alleys of virtual space, cyber crooks, a.k.a. hackers, are persistently coming up with novel attacks to knock out even the latest anti-fraud defences. If a report released by software security…

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