polygraph-beepmon(1) on Linux
The text 44071b26f453, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy) shipped it. The page shows this text now.
forwards BEEP messages to an external program
Flags it lists
-
--handler -
--listen_at -
--recv_from -
--verb_lvl