@TP-Link Hi, no, I bought the router online. I've not tried to contact the service provider, I simply tought that was something wrong in configuration. Internet connection is working fine.

The internet side is working, but I can't use the cordless. In my log I see that: ID Time Type Level Log Content 1 2021-04-30 13:30:17 VOIP Information register fail, response code(408) 2 2021-04-30...