This is one model below the N900 Central, so it lacks storage, but has the same dual-band range (each at 450 Mbps) and FasTrack Plus technology, which has unlimited open queues for service applications (compared with the lower-end models which are limited to 21 queues).
Virtualisation provides a way of hiding a computer's resources its central processor, operating system, internal memory, network controller, and storage devices behind a software curtain.