ppserver(1) on Linux
The text 3a0529418c67, as Debian 7 (Wheezy) shipped it.
manual page for Parallel Python Network Server
Flags it lists
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-a -
-b -
-c -
-d -
-h -
-i -
-k -
-n -
-p -
-r -
-s -
-t -
-w