@Mr_Larry You need some port forwarding. Here's a guide : How to Manage Omada Devices at Different Sites Using Omada SDN Controller via Port Forwarding (Controller 5.0 or Above) These are the ports...

@arrmo Did your Omada Controller used the removed DNS server ? If yes did you reboot your Omada Controller's PC/Server/VM so it gets the new DNS address ? You should also verify that your...

@sobephish It supports link backup (load balancing). It is mentioned in the Advanced Features under the specifications page. Here's a screenshot of what it looks like in the Omada Controller :

@Julian2111 What is your controller version ? You need at least version 5.15.x.x for the last two ER8411 firmware. As of today the latest version of the software controller is 5.15.24.17.

@mrossiter Looks like you are an administrator but not the 'Master Administrator'. You need to be the master administrator to be able to update the controller. What do you see when you go to the...

@ZeKid No I don't know about any command that can tell you what the rollback version is going to be. There is a new update (1.3.2). Maybe you can try to update and see if it fixes your issue ? Note...