@Clive Hi Clive I did contact support over the chat and mentioned the forum thread - they told me an engineer would contact me. Since then i never heard something from the support. The other issue...

Additional info Since the support never responds to this i'm coming back with the same issue Now as i was able to connect to the switch over the shell - i was able to read out the ddm status of the...

@Hank21 Yes, its the same switch model - at this location i got 3 TL-SG3452XP About the LED status light - as you can see in the beginning of this thread. The port is grey and a lightning sign.

@Tedd404 Thanks Ok, im now able to access the switch via ssh - but enable-admin is not available, so i'm only able to view but not to config it (This command can't work in controller mode) If i now...

@Tedd404 CLI is not an option because i'm using Omada - so the CLI is disabled. And at this customer, i have 10 Switches and 27 AP's, multiple VLAN's on different ports on different switches so this...

@Tedd404 Thanks for your reply Was checking with different cable, different (new) AP, exsting working AP from another switch, etc. - its definetely the switch and not the cable or access point. And...