ok, I tried a new remote site without an existing AP, it didn't work. but if, on the other hand, you have a working Unifi AP that has been adopted for the controller within range, you can use the...

@L2K you sound like a Unifi expert, can you explain to me how you adopt an access point on a Unifi controller when you are at a remote site that does not have a Unifi router or controler. As I...

@Ian_Jacko strange, the same thing happened to me 3 days ago on a remote site. restart was not enough,the router had no internet at all. I had to factory reset the router and readopt to get it...

@FCL1970 use dhcp option 138 or omada discovery utility. you can also manuel add it from web interface on access point.

@ckdash yes, I thought of mac clone when I saw the problem but thought that cityfibre would inform you about that, so I didn't mention it. but glad it works for you now :-)

@Clive_A I can also select WAN interface on ER8411, but I cannot select anything on ER707-M2 or ER706W, I don't know if the problem is controller or router, I use controller version 5.14.20.8 running...