Brocade Fabric OS Troubleshooting and Diagnostics Guide v6.2.0 (53-1001187-01, April 2009)

50 Fabric OS Troubleshooting and Diagnostics Guide
53-1001187-01
Considerations for downgrading firmware
5
Message Only platform option 5 is supported by version 6.1.0. Use chassisconfig to reset the option before
downloading the firmware.
Probable cause and recommended action
The firmware download operation was attempting to upgrade a system to Fabric OS v6.1.0. The
chassisConfig option was set to 1, 2, 3 or 4, which are not supported in v6.1.0, so the firmware
download operation was aborted.
Execute the chassisConfig command with a supported option (5 for Brocade 48000 director on
v6.1.0), and then retry the firmware download operation.
The supported options are:
Message Only platform option 5 is supported by version 6.0. Use chassisconfig to reset the option before
downloading the firmware.
Probable cause and recommended action
The firmware download operation was attempting to upgrade a system to Fabric OS v6.0.0. The
chassisConfig option was set to 2, 3 or 4, which are not supported in v6.0.0, so the firmware
download operation was aborted.
Execute the chassisConfig command with a supported option (1 or 5 for Brocade 48000 for Fabric
OS v5.3.0; and 5 for Brocade 48000 and the Brocade DCX enterprise-class platform on v6.0.0),
and then retry the firmware download operation.
The supported options are:
Message Cannot upgrade to firmware v6.0.0. This firmware does not support Brocade 24000 platform.
Probable cause and recommended action
The Brocade 24000 does not support firmware v6.0.0. Download firmware v5.3.x on this platform.
Message The active security DB size is greater than 256 KB, you will not be allowed to downgrade to below
v6.0.0.
Probable cause and recommended action
You cannot downgrade because the active security database size is greater than 256 KB. Reduce
the size before downgrading.
option 5 One 384-port switch with the following configuration:
FC4-16 (blade ID 17), FC4-32 (blade ID 18) FR4-18i (Blade ID 24), FR4-18i (blade ID
31, FA4-18 (blade ID 33), 36, FC10-6 (blade ID 39) on slots 1–4 and 7–10;
CP4 (blade ID 16) on slots 5–6
option 1 One 128-port switch with the following configuration:
FC2-16 (blade ID 4), FC4-16 (blade ID 17) on slots 1–4 and 7–10;
CP2 (blade ID 5), CP4 (blade ID 16) on slots 5–6
option 5 One 384-port switch with the following configuration:
FC4-16 (blade ID 17), FC4-32 (blade ID 18) FR4-18i (Blade ID 24), FR4-18i (blade ID
31, FA4-18 (blade ID 33), 36, FC10-6 (blade ID 39) on slots 1–4 and 7–10;
CP4 (blade ID 16) on slots 5–6