Spectra Logic T-Series Spectra T200 Release Note page 20

Important Information — Working with Hardware Components
Reconfiguring Your SAN or HBA WWNN or WWPN Settings
Follow these steps to reconfigure your SAN zoning or HBA bindings for
LTO-4 tape drives.
1. If you have not already done so, update the library firmware to
2. If desired, replace LTO-3 Fibre Channel drives with LTO-4 Fibre
3. If necessary, update the drive firmware for each LTO-4 Fibre Channel
4. For each LTO-4 Fibre Channel drive, manually change the WWNN or
If the SAN's zoning
or the HBA's
persistent binding
is based on...
World Wide Node
Name (WWNN)
20
Release Notes
BlueScale10.4.x. Refer to the Spectra T200, T380, and T680 User Guide for
detailed information about updating the library firmware.
Channel drives.
drive to the latest version (see
page 16).
WWPN specified in your SAN zoning or HBA persistent binding
configuration, as described in the following table.
Note: You can determine the WWNN for the drive or the WWPNs by
checking the connections listed by your Fibre Channel switch or
HBA configuration utility. Refer to your switch or HBA
documentation for instructions.
after
Then you upgrade to BlueScale 10.4 or later and update your LTO-4 Fibre
Channel drives...
Change the WWNN from 50:05:zz:zz:zz:zz:xx:xx (where z is a hexadecimal
number from 1 – F) to 2n:yw:00:90:A5:00:xx:xx, where:
n =the frame number (1)
y =the DBA number in the frame, with 1 being the
bottom DBA
w =the drive number in the DBA (1 – 4)
xx:xx = the frame id, where each x is a hexadecimal
number from 0 – F.
Note: The Spectra T200 and T380 only have one frame, so the frame number is
always 1.
For example, change 50:05:07:63:12:zz:xx:xx to 21:14:00:90:A5:00:xx:xx.
Updates to the LTO-4 Drive Firmware on
91010001