can i upgrade from 11.3 to 12.1.2 without any issue or should i upgrade to 11.4 first before going to 12.1.2????
My advise would be to upgrade to 11.5.4 first and then to 12.1.3.
Yes. You can upgrade from 11.3 to 12.1.2. Please consider the below-mentioned points before an upgrade.
Hope this helps.
Yes,best would be 11.5.4 then move to 12.x
If you have access to ihealth.f5.com, upload the Qkview and check for Upgrade Advisory. Its very good feature to have a look on known issues before going for an upgrade.