Hitachi Compute Blade 2000 User Manual page 1567

Note that only the Default Physical WWN or Optional Physical WWN of a Fibre-channel board
can be used. The two WWNs cannot be used in combination.
Virtual fibre channel (FC) WWNs are used in LPAR manager mode. You can check the WWN
used by a system in the "Allocated FC Information" screen on LPAR manager. See "Allocated
FC Information" in Chapter 12.
Note that the Default Physical WWNs and Optional Physical WWNs cannot be used in LPAR
manager mode.
You can set an Optional Physical WWN to a Fibre-

channel board using the 10 Gb CNA adapter or 10 Gb
CNA board using the Smart Configure function. For
details, see
The WWN unique to the Fibre-channel board 10 Gb

CNA adapter or 10 Gb CNA board is not used in N+M
cold standby.
Optional Physical WWNs apply only in Compute Blade.

They are not used for Fibre-channel boards
implemented in any other hardware.
Virtual FC WWNs apply only in LP mode. They are not

used for Fibre-channel boards implemented in any
other hardware.
Initializing Optional Physical WWNs, following server

failover, for example, may result in duplicated WWNs.
When you initialize Optional Physical WWNs, always
make sure that none have been duplicated.
After initializing Optional Physical WWNs, you must

change the settings in Compute Blade, SAN, and BSM
Plus.
When Smart Configure method is inline, management

modules baseboard management controller (BMC),
and extensible firmware interface (EFI) firmware are
required to support Smart Configure.
Overview of Smart Configure.
1516