Apple Xsan 1.1 - Manual (Page 104)

104 Appendix A Combining Xsan and StorNext Clients and Controllers
Licensing
You license a Macintosh Xsan client or controller using the single-copy serial number
printed on the installer disc sleeve that comes in the Xsan package or a site-licensed
serial number you purchase separately. Licenses for StorNext are purchased from ADIC
when you buy the StorNext software. Xsan clients do not use or count against StorNext
File System client licenses.
Terminology
Note the following differences in terminology between StorNext and Xsan:
StorNext term Equivalent Xsan term
file system volume
file system server (FSS) controller (or metadata controller)
stripe group storage pool