Hi,
I have a switch X440-48P running on image ver 15.2.1.5 on both Primary and Secondary and the use image was on Primary.
I have perform a firmware upgrade on the Secondary to image ver 15.3.1.4 and when the installation comple...
As the new switch is running on image ver 15.3.1.4 Patch 1-19. I have downloaded the same image and installed into the existing switch in prepare for stacking.
The switch is not under stack at this moment but eventually it will. This is the reason that i'm upgrading the firmware as i have a new switch that both Primary and Secondary parition is running on 15.3.1.4 Patch 1-19