http://en.wikipedia.org/wiki/Software_as_a_service Software as a service, sometimes referred to as “on-demand software,” is a software delivery model in which software and its associated data are hosted centrally (typically in the (Internet) cloud) and are typically accessed by users using a thin client, normally using a web browser over the Internet.
Symptoms – ESX 4.0 host using vSphere Web Access – 503 Service unavailable Resolution – service vmware-webAccess status – service vmware-webAccess start To configure the vSphere Web Access service to run automatically, run the command: – chkconfig –level 345 vmware-webAccess on VMware KB
> download it from here
>20091105 Virtualization software list I’ve used 1. Microsoft 1.1 Virtual PC 1.2 Hyper-V 2. VMware 2.1 VMware Player 2.2 VMware Workstation 2.3 VMware Server 3. Virtual Box 3.1 VirtualBox 3.0 – http://www.virtualbox.org/wiki/Downloads