Owner's manual

Setting up a controller pair using the OCP
NOTE:
This procedure
shouldbeperformedbyanHPauthorizedservicerepresentative.
Two pieces of data must be entered du ring initial setup using the controller OCP:
• World Wide Name (WWN)—Required to complete setup. This procedure should be performed
by an HP authorized service representative.
• Storage system password—Optional. A password provides security allowing only specific
instances of HP Command View EVA to access the storage system.
The OC P on either controller can be used to input the W WN and p assword data. For more information
about the OCP, see "Op erator Control Panel"onpage69.
Table 2 lists the push button functions when entering the WWN, W WN checksum, and password data.
Table 2 Push button functions
Button
Function
Selects a character by scrolling up through the character list one character at a time.
Moves forward one character. If you acce pt an incorrect character, you can move through
all 16 characters, one character at a time, until you display the incorrect character. You
can then change the character.
Selects a character by scrolling down through the character list one character at a time.
Moves backward one character.
ESC
Returns to the default display.
ENTER
Accepts all the characters entered.
Entering the WWN
Fibre Channel protocol requires that each controller pair have a unique WWN. This 16-character
alphanumeric name identifies the controller pair on the storage system. Two W WN labels at tached to the
rack identify the storage system WWN and checksum. Se e Figure 5.
NOTE:
• TheWWNisuniquetoacontrollerpairandcannotbeusedforanyothercontrollerpairordevice
anywhere on the network.
• This is the only WWN applicable to any controller installed in a sp ecificphysicallocation,evena
replacement controller.
• Once a WWN is assigned to a controller, you cannot change the WWN while the controller is part
ofthesamestoragesystem.
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