Hi @Joseph-TP Thanks for response I didn't buy it from ISP, but instead from middle man company who purchased it from ISP. I don't have any other way of getting support. And it's not used on ISP xDSL...

@Domagoj Anybody from TP-Link reading these posts? I'm in the process of purchasing 500 routers of this model for our client and we really need help

Hi When device factory resets, it's default (and only) xDSL interface have CWMP flag. After connection is established, it get IP address from DHCP server, but CWMP flag in list of bindings is lost....