ntpmon(1) on Linux
The text dba719d10c9c, as Debian 13 (Trixie) shipped it. The page shows this text now.
real-time NTP status monitor
Flags it lists
-
--srcname -
--srcnumber -
-D -
-S -
-V -
-d -
-h -
-l -
-n -
-s -
-u