nrpe(8) on Linux
The text 2d81908bb0ce, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it.
Nagios Remote Plugin Executor - Server
Flags it lists
-
-d -
-i