IMPORTANT: If your switch is running a software version earlier than K.15, your BootROM will be updated when you upload K.15.12.xxxx software to your switch.
All switches must be running a BootROM version of K.12.17 or newer in order to
load K.15 software. Do not interrupt power to the switch during this important update!
A successful update to K.15 software may require multiple steps, depending on your
current software and BootROM levels. Please see details in the table below.
If your software version is: Your next step should be:
K.11.11 through K.12.29
(BootROM K.11.00 - K.11.03)
Update and reload into software version K.12.31 or K.12.62
K.12.31 through K.13.55
(BootROM K.12.12 - K.12.14)
Update and reload into software version K.13.58 or K.13.68
K.13.58 or newer
(BootROM K.12.17 or newer;
use "show flash" command)
Update directly into software version K.15.12.0015 (BootROM K.15.30)