RTK Rover connection request rejected due to a lack of Authorization header. According to NTRIP standard authorization header must present in rover request. Example of NTRIP client request:
GET /MountPointName HTTP/1.1 Host: mo.youcors.com Ntrip-Version: Ntrip/2.0 User-Agent: RTKcommander/2.0 Authorization: Basic bnRyaXA6c2VjcmV0 Connection: close