
For detailed information on the SSL-encrypted communication, see your HP service representative.
You need to change the SVP (Web server) to Apache, which supports SSL, in order to perform
SSL-encrypted communication. Your HP service representative will change the SVP to the SSL-supported
Apache.
Important Term
s
and Concepts
TheRemoteWeb C
onsole user should be familiar with the following terms and concepts:
• Disk controller frame. The storage system has one disk controller frame that controls all data
access and storage op erations. The storage system provides up to 256 logical control units (CUs)
and supports 3
990-6, 3990-6E, 2105-F20, 2107, and open-systems controller emulation t ypes.
For storage system program products, 255 CUs are available at the maximum.
Note:
The 3990-3 and 2105-E20 controller emulation t ypes are not supported.
• Logical disk
controller frame (LDKC). The storage system controls CUs in groups of 256. This
group is call
ed a
logical disk controller frame (LDKC). There is one LDKC for the storage system
and the LDKC is numbered 0.
One LDKC controls up to 256 CUs; however, only 255 CUs are available for the storage system
program products. Therefore, up to 65,280 volumes are available for the storage system program
products.
• Disk array frame. The disk array frame of the storage system contains the storage components
(hard disk drive arrays).
• Parity gro
up. A parity group (also ca lled array group) is a set of hard disk drives that are treated
as one
grou
p. For example, a RAID-5 3D+1P parity group consists of four disk drives (3 data
and 1 parit
y). A parity group contains both user data and parity information, and the parity
informat
ion is used to automatically reconstruct the user data if one of the disk drives in the
parity group becomes unavailable.
• LDEV (logical device). The storage system supports a maximum of 65,536 LDEVs. However, up to
65,280 volumes are available for the storage system program products.
An LDEV can be called a volume. An LDEV used by mainframe hosts can be called a device
or
logic
al
volume image (LVI) . An LDEV used by open-system hosts can be called a device (for
example, SCSI disk device, raw device) or a logical unit (LU).
Note:
Only up to 32,640 LDEVs are available for some of the storage system functions or
program products.
• LU (log
ical
unit). An LDEV used by open-system hosts is called an LU. An open-sys tem LU on the
Fibre C
hannel
interface can be mapped to one or more LDEVs.
• CU (control unit). The storage system suppor ts a maximum of 256 logical CUs numbered
sequentially from 00−FF. Each CU controls up to 256 LDEVs. LDEVs within the storage system are
accessed by a combination of CU number (00-FF) and device number (00−FF).
However, the CU number FF is reserved for the H P StorageWorks XP RAID Manager operation.
Therefore, the CUs that can be used for the storage system program products operation are up
to CU
number FE. This means that the number of CUs that can be used for the storage system
prog
ram products operation are 255 per LDKC at the maximum.
The f
ollowing table shows a n example of the device numbers for CU.
Tabl
e2ExampleofDeviceNumbersforEachCU
CU
Num-
ber
Possible
Device
Num
bers
CU
Num-
ber
Possible
Device
Num
bers
CU
Num-
ber
Possible
Device
Num
bers
CU
Num-
ber
Poss
ible Device
Numbers
0 0:00 to 0:FF 10
10:00 to
10:FF
20
20:00 to
20:FF
30 30:00 to 30:FF
1
1:00 to 1:FF
11
11:00 to
11:FF
21
21:00 to
21:FF
31 31:00 to 31:FF
2 2:
00
to 2:FF
12
12:00 to
12:FF
22
22:00 to
22:FF
32 32
:00 to 32:FF
18
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