Great interface for both administrators of regular users who are not technical experts in configuring servers or switching devices using software tools like cisco anyconnect client which can be difficult sometimes with all this complexity! The fact of being able to manage everything from one single screen makes it very convenient even if some aspects could have been updated (like adding more options).
Not really many cons at this moment but I would mention ease when managing multiple switches because they do get confusing quickly unless we know about their configuration well enough as mentioned above by others. We currently only support one switch type so far just yet - managed Cisco ASA 5505 series firewall but plan soon add other ones including VMWare NSX appliances along our journey into cloud computing migration project where high availability comes first priority. In terms of networking infrastructure deployment projects management the benefits include reduced time spent searching files within different.