Talk about server virtualization, you go on talking about Virtuozzo, Xen, VMWare Server etc. This article aims to present another virtualization application offered by Microsoft - Microsoft Virtual Server 2005 R2 SP1.

A couple of attractive features about Microsoft Virtual Server 2005 R2 SP1 are: it is available free of cost and also it supports the usage of Microsoft Windows as well as Linux distributions as guest operating systems.

Well, then your first stop would be Zimbra.

Zimbra provides open-source server and client software for numerous applications like messaging and collaboration: email, group calendaring, contacts, and web document management and authoring.

"..The means can be likened to a seed, the end to a tree, and there is just the same inviolable connection between the means and the end as there is between the seed and the tree. They say: “Means are, after all, just means.” I would say: “Means are, after all, everything.” As the means, so the end.........If we take care of the means, we are bound to reach the end sooner or later..."

- Mahatma Gandhi

There is a lot of information scattered across the Internet about the different utilities used for network troubleshooting. Yet, few articles detail the background processes taking place while using these utilities. To get a complete and precise idea on how tracing and troubleshooting work in a network, this article analyzes the internal working of 3 network utilities and checks what makes each of them unique.

This article describes how to install the Dovecot mail server from source as an imap / pop3 mail server, and how to set up the sieve plugin so that the customers can use the sieve mail filtering language for their mail accounts.

So you have Asterisk installed to your CentOS hardware. Now what? Let’s open up the hood and see what Asterisk can do… Before we do that, let’s examine some things that you need to know about Asterisk to setup and manage your Asterisk box…