I am trying to upgrade my 9407R switch from version [Gilbraltar]16.12.03a to [Cupertino]17.9.5. However, my switch is dual-SUP. I'd like to synchronize the SUPs before upgrading, in order for both SUPs to hopefully cooperate more effectively. Could I...

I'd like to update my WS-C3850-12S from version 16.03.07 to 16.12.8. Do I need to follow an update path of intermediate versions or can I simply upgrade to 16.12.8? Same upgrade concern for the ROM which is currently IOS-XE ROMMON.

Can I upgrade my 4507 switch from a 03.09.02E IOS version straight to the 03.11.05E version, or is it best to upgrade to the 03.10.xE IOS first for optimal performance?I share a similar concern regarding the upgrade of the ROMMON. Is it possible to d...