The Author of this posting offers the information contained within this posting without consideration and with the reader's understanding that there's no implied or expressed suitability or fitness for any purpose. Information provided is for informational purposes only and should not be construed as rendering professional advice of any kind. Usage of this posting's information is solely at reader's own risk.
In no event shall Author be liable for any damages whatsoever (including, without limitation, damages for loss of use, data or profit) arising out of the use or inability to use the posting's information even if Author has been advised of the possibility of such damage.
Are you sure your older sup720s physically have a bootdisk? NB: older sup720s have bootflash, unless they've been hardware upgraded.
BTW, ROMMON firmware upgrades are fairly easy, although with one of them (don't recall whether for RP or SP) I recall there's special procedure for upgrading across one of the versions. Release notes will describe.
Also BTW, I think your 8.x is RP ROMMON. Are you also sure you need to upgrade the RP and not the SP or both?
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...