tleds(1) on Linux
The text bfe9f1fa90c5, as Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch) shipped it. The page shows this text now.
Blinks keyboard LEDs indicating incoming and outgoing network packets.
Flags it lists
-
-b -
-c -
-d -
-h -
-k -
-q -
-v