About Drev

Drev · 11-15-2021

Hi, I am upgrading a C9407R (2 supervisors installed) form 16.12.4 to 17.3.4and another one from 16.9.2 to 17.3.4I know I cannot use ISSU to jump form 16.X to 17.X (don't really need ISSU anyway).I see some conflicting information on the Net on how t...

Drev · 11-16-2021

Thanks for confirming Leo!Yes, I did upgrade my 9400s with single sup and it took more than 10 min to upgrade. Also found that it is only for version 16.6.1 (and maybe prior version?) that you have to do one sup at a time:https://www.cisco.com/c/en/u...

Member Since	‎11-15-2021 01:49 PM
Date Last Visited	‎12-01-2021 06:33 AM
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9407R Dual supervisors upgrade

Re: 9407R Dual supervisors upgrade