Check this out. You will need a salesforce.com password, but if you have dealt with VMware or are a vendor, then you should be able to get your hands on one.
Drive vSphere add-on sales by showing customers how vCenter Operation’s ease-of-use features can help automate the performance management of vSphere environments. VMware’s Not-for Resale program now offers partners free vCenter Management demonstration software – Plus, we’re giving Partners Free vCenter Operations Advance software licenses for use in your own IT production environment.
Click here to build out your vCenter Management customer demonstration center – at no cost.
Once you get into it, it quite an interesting product.