For info, I've been notified of a bug with long allowed Vlan statements which IOS breaks into multiple lines. So if you have an allowed vlan over ~39 characters (including ,-) it will fail configuration validation. I hope this is fixed soon, so I can get IOS-XE onto the last few of our MS390s..I feel  IOS-XE beta is a more stable/robust firmware than the MS/CW fudges to get the MS390s (C9300 HW) into the dashboard.  ... View more