HP Hitachi Dynamic Link Manager Software - Manual (Page 65)

HiCommand ® Dynamic Link Manager (HDLM) for Windows ® Systems User’s Guide 49
Figure 2.16 Path Switching in a Cluster Configuration
Note
When you use HDLM in a cluster configuration, you must install the same version of
HDLM on all the nodes that comprise the cluster. If different versions of HDLM are
installed, the cluster system may not operate correctly. If the HDLM Version and
Service Pack Version, which are displayed by executing the following command,
are the same, the versions of HDLM are the same:
>dlnkmgr view -sys –sfunc
The Disk Reservation agent of the VCS is not supported.
When a MSCS environment is created using the Thunder 9200 series or Thunder
9500V, you must perform the storage system settings to enable the persistent
reservation functionality. For details, see the list of the storage system setting
information in the hardware notes provided with HDLM.