telnetd(8) on Linux
The text 7e094a427a93, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it.
DARPA telnet protocol server
Flags it lists
-
-D -
-L -
-S -
-X -
-a -
-edebug -
-h -
-n -
-s