if u use ise dont forget, without default ssh to port 830 is not working u get wrong password error try ssh to ip:830 and test itaaa authentication login default group ISE localaaa authorization exec default group ISE local
i have startet with a single DN2-HW-APL for testing and setup and it works fine and well no issues, after reinstalling the deliverd node with a new version i usesed 2.3.3.4 as a start over USB Stickif u have a UPS connected i also dont see any issue ...