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v Go to www.ibm.com/systems/support.
v Select System Storage.
v On the next page that is displayed, select Download, and then select Storage
area network (SAN).
v Select your product, then in the Recommended fix section, select the
appropriate firmware version release notes. Review the release notes before
installing the firmware update.
v Select the firmware download version and follow the online prompts.
Downloading and installing firmware
1. The firmware version on both the active and backup CP blade should match,
and should be at the latest level. If High Availability is enabled (haEnable), the
system will automatically update the firmware level on both CP blades.
Attention: Firmware downloads require Ethernet connections to both CP
blades. Procedures for loading downloading and installing firmware are fully
described in the Fabric OS Administrator's Guide.
2. When you have navigated to the appropriate download site, follow the online
instructions on the displayed Fabric OS download pages, referring to the Fabric
OS Administrator's Guide as needed.
3. Enter firmwareDownload -s on your to download the firmware to one of the
CP blades from your server.
Powering off the SAN384B
If you need to power off the SAN384B, follow these steps to avoid loss of data.
1. Shut down the SAN384B using the sysShutdown command.
switch::admin> sysshutdown
This command will shutdown the operating systems on your switch.
You are required to power-cycle the switch in order to restore operation.
Are you sure you want to shutdown the switch [y/n]? y
HA is disabled
Stopping blade 1
Shutting down the blade....
Stopping blade 2
Shutting down the blade....
Stopping blade 8
Shutting down the blade....
Broadcast message from root (pts/1) Tue Aug 23 14:23:06 2008...
The system is going down for system halt NOW !!
2. Power off the chassis by flipping the AC power switches on the power supplies
to "O". The LEDs inside AC power switches should turn off. To maintain the
ground connections, leave the power cords connected to the power supplies
and to the electrical outlets.
44 SAN384B Installation, Service, and User Guide