N: tasks
D: list current tasks
U: tasks
-H: print the list of task ids together with the status of each task
+H: Print the list of task ids together with the status of each task.
---
N: term
D: terminate audiod
U: term
H: Stop all decoders, shut down connection to para_server and exit.
+---
+N: version
+D: print the version of para_audiod
+U: version [-v]
+H: If the -v option is given, a more detailed version text is printed.