What is QuantaStor?
From OSNEXUS Online Documentation Site
QuantaStor is an iSCSI Storage System Platform for use with commodity 64bit hardware. What this means is that you can take just about any server and convert it into an enterprise class storage system using the QuantaStor software.
QuantaStor is sold as both software and hardware. The software is licensed on a per-Terabyte basis and can be purchased directly from our web site. Hardware is available only through resellers.