Your phones probably have to be DN. Look at a pervious post for help or in FQA in the Telrad section. I will post link at a later time.


https://www.sundance-communications.com/forum/ultimatebb.php?/ubb/get_topic/f/10/t/000894.html

https://www.sundance-communications.com/cgi-bin/ultimatebb.cgi?/ubb/get_topic/f/10/t/000498.html