I've got (2) 3640 routers and I want to run HSRP. As you can see in a previous post "Strange Issue preventing upgrade from IOS 12.2 to 12.3 on 3640" I may not be able to put 12.3 on the failover partner.
I'm not going to be running load-sharing - I'm using the other router purely as a failsafe.
Is it ok that one would have 12.3 and one would have 12.2? I would assume, unlike a PIX pair, that this would be ok assuming I'm not relying features that are new to the 12.3 release.
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...