HP XP7 RAID Manager Installation and Configuration User Guide (T1610-96065)

Figure 7 System Configuration Example and Setting Example of Command Device and Virtual
Command Device by In-Band and Out-of-Band Methods
Setting up UDP ports
This section contains information that may be of assistance in setting up strict firewalls.
If you do not have a HORCM_MON IP address in your configuration definition file, RAID Manager
(horcm) opens the following ports on horcmstart.
• When either the in-band or out-of-band method is used:
[31000 + horcminstance + 1]
• When the out-of-band method is used:
[34000 + horcminstance + 1]
If you have a HORCM_MON IP address in your configuration definition file, you need to open up
the port that is defined in this entry.
Setting the command device
For in-band RAID Manager operations, commands are issued to the RAID storage system via the
command device. The command device is a user-selected, dedicated logical volume on the storage
system that functions as the interface to the RAID Manager software on the UNIX/PC host. The
command device is dedicated to RAID Manager operations and cannot be used by any other
applications. The command device accepts read and write commands that are executed by the
storage system and returns read requests to the UNIX/PC host.
The command device can be any OPEN-V device that is accessible to the host. A LUSE volume
cannot be used as a command device. The command device uses 16 MB, and the remaining
Setting up UDP ports 39