For about the last decade VMware has been one of the pre-eminent companies ushering in a new era of computing related to server virtualization. Now, the company is hoping to extend the shift beyond just server virtualization to include the cloud, plus network and storage virtualization. The vision is encapsulated in what VMware executives call its Software Defined Data Center (SDDC) strategy, which will be on full display at the company's annual VMworld conference next week in San Francisco.