gnugk(1) on Linux
The text 43f27973a0fb, as Debian 7 (Wheezy) shipped it.
The GNU Gatekeeper
Flags it lists
-
--bandwidth -
--config -
--core -
--direct -
--h245routed -
--help -
--interface -
--output -
--pid -
--routed -
--section -
--timetolive -
--trace -
--user -
-b -
-c -
-d -
-h -
-i -
-l -
-o -
-r -
-rr -
-s -
-t -
-u