I think it's a receiver range problem. I found an old COCO remote. When I press it near the receiver, it is registered and a new RFLink device shows up in Domoticz. When I go to near the front door and press it again, nothing is received. I guess I'll just have to switch to a decent receiver, or ...

As much as I appreciate your help, are you sure we are talking about the same transceiver?

I have a wireless ELRO DB200 doorbell (433MHz wireless), and an RFLink transceiver (firmware 43) connected to Domoticz. The RFLink sends 433MHz commands just fine (to some KaKu/COCO hardware). I have not been able to test if it receives commands as well though. I am trying to get the doorbell to ...