tcp_relay(1) on Linux
The text d49a9e0f5c15, as Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge), Debian 3.0 (Woody) shipped it.
a tcp relay
Flags it lists
-
-h -
-p -
-s