Hi Normally in the site hirarchy you can select export sites.Then you will receive a csv file that can be imported on the new dna-C this is also available on 2.1.2

Hi Kim, You need to enable ip routing on your switch where the svi's are on.If they are on the same switch this should do the trick. Kind regards, kristoff 

Hi Johann, You must see an extended node like an AP. So you can place your extended node on any spot in your network and will always work. Kind regards, kristoff

Hi Oussama, Why would you want to place your border in VTP server mode?Your Network is routed so i would place VTP in mode off or keep it in transparent mode.Server mode has no advantage in a SDA environment in my opinion