talkd(8) on Linux
The text abe4f8989086, as Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it.
remote user communication server
Flags it lists
-
--acl -
--debug -
--idle-timeout -
--logging -
--request-ttl -
--strict-policy -
--timeout -
--usage -
--version -
-S -
-V -
-a -
-d -
-i -
-l -
-r -
-t