Since the switch is new, ask your supplier or Cisco to replace it and don't accept RMA because its faulty out from the box - also, don't spend time troubleshooting it, and when your supplier arrived trying to troubleshoot it, don't accept it, demand for a new switch.
I think some people from where the device comes from may be using it in a lab. I ordered two 3845 routers last year, both package are the same (newly packed) but when I boot up the routers, one of them already have a configuration.
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...