@Clive_A Hi Clive, I gave it a few weeks to see if there are coming new ARP requests, but it didn't. I didn't figure out why it did a ARP request in the first place. After following your guidance by...

@Clive_A Hi Clive, First some test results below: 1. I added a DHCP Reservation for a Tapo P115 plug (Charger phone) 2. I fully resetted the P115 and then connected it to the network 3. It is using...

@Clive_A Hi Clive, I understand how DHCP lease is working. The problem is that the gateway doesn't use the fixed IP in the right way. What is the cause that it doesn't use the fixed IP set in the...

@Clive_A Thanks for the reply, but it doesn't fix the issue. It is rebooting again to the last IP address known. Thereby, if I need to do this again and again, it's simply a workaround for a bug in...

@MR.S Well, having the same issue again and I may identified what is happening... On November 16th, I executed the full factory reset on the VPN router. On November 26th I turned of one EAP, as I...

@MR.S Looks like it fixed the problem (full reset of the router and adoption by the controller). It is currently also rejecting mac-adresses which try to get a reserved IP, but aren't allowed to get...