No GUI, we encounter many problems. But some problems can be solved…

RTSP Link example: rtsp://rmv8.bbc.net.uk/radio1coyopa/radio_1_-_friday_1900.ra

telnet rmv8.bbc.net.uk
DESCRIBE rtsp://rmv8.bbc.net.uk/radio1coyopa/radio_1_-_friday_1900.ra RTSP/1.0

Check RTSP link on console