Virtualisation specialist VMware has agreed to acquire Yahoo!'s Zimbra email and collaboration subsidiary.

Microsoft and Hewlett-Packard have announced a $US250 million investment in their new 'infrastructure to application' model aimed at simplifying IT in small to big businesses.

The problem with corporate networks is they not only stop the bad guys coming in but also your users who want to work remotely, whether at home, at a client site or on the road. Here is where a VPN product comes in, and the simplest to deploy on Windows is a Linux virtual appliance called OpenVPN.

A new build of Parallels Desktop 5 for Mac fixes a laundry list of bugs and delivers various improvements.

Despite the minor update status implied by the 3.0.1 version number, an update to VMware Fusion delivers new features and improvements as well as bug fixes.

Sun has released a major update to its VirtualBox cross-platform virtualisation software. Changes include support for 2D video acceleration for Windows guests.

Parallels claims its new Desktop 5 for Mac virtualisation software for Mac OS X is significantly faster than competing products.

The global server market has endured a rocky road during the worldwide recession but there are now signs of the market stabilising, with virtualization forecast to be the cornerstone technology as medium and large enterprises accelerate the need for more dynamic and converged infrastructure designed to support the business needs of the next economic cycle.

Graphics improvements - including the ability to display Windows' Aero user interface - are among the changes delivered by Fusion 3, VMware's latest virtualisation product for Mac OS X.

An academic has predicted that Windows 7 - which ships later this week - may be Microsoft's desktop OS swan song.