HP Hitachi Dynamic Link Manager Software - Manual (Page 40)

2. HDLM Functions
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2.5 Position of the HDLM Driver and HDLM Device
The HDLM driver is positioned above the SCSI driver. Each application on the host
uses the HDLM device (logical device file) created by HDLM, to access LUs in the
storage system.
Figure 2-5: Position of the HDLM Driver and HDLM Devices shows the position of
the HDLM driver and HDLM device.
Figure 2-5: Position of the HDLM Driver and HDLM Devices