Our Catalyst 4503-E switch's Supervisor module failed. We replace it other 4503-E switch's supervisor with same model. Two supervisor and switch model are same. But when Ä± power on failed 4503 it has show error on console like that "unkown backplane" and it restart always.what do you think this problem and how can Ä± solve it.
But this supervisor has been already operate in 4503-E(operate normal).We rip this from 4503-E chassis and took it our failed 4503-E chassis. I think, if it has older IOS it didn't operate other 4503-E chassis.
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...