Hi: I'm looking for an answer to that exact question, and I think I remember having read in an article or forum entry that an Inventoried device is a device with information coming from an agent, while a discovered device is one found through a Discovery method. Please correct me if I'm wrong. With this in mind, if you run a discovery on an AD, but you have non-windows machines (Linux, Unix...), those machines not in the AD will not show in the Discovered devices report. At the same time, if those machines have an agent on them, they will appear in the Inventoried devices report. But, as I said, I have this same question from a customer and I got here looking for that article I'm pretty sure I read that time ago. ... View more