A modern web browser will be needed. The NEE “engine” and front-end is SaaS and is hosted by VMware. The cloud resources for the beta will also be hosted by VMware. In the past when we’ve setup internal tenants, they’ve been running courses within an hour of us handing over their credentials.
Internet Explorer 10 or later, Firefox version 13 or later, Chrome version 18 or later
I've expanded on this a little bit for my users, for the purposes of saying there is an "Preferred Customer/User Experience" level. I recognize the original post refers to the Admin side of VLP, but the below should help for the consumers of contents the Admins manage.