Hi,
I can set up my WAP server due to this msg:
An error occurred when attempting to establish a trust relationship with the federation service. Error: Forbidden

Port 443 is opened, host file point to ADFS server, cert is ok. The error does not mean anything. WAP server and ADFS server are Windows 2012 R2. Remove/ReAdd role on WAP server done and same result. So what's going on?
Thanks