The CSA primary device then passes volume information to striping software executing on the host device to configure {HEAD ~ the host device} to use {TAIL ~ the logical data volume} 
The CSA primary device then passes volume information to striping software executing on the host device to configure { HEAD ~ the host device } to use { TAIL ~ the logical data volume }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL