Starbase Reloaded needs to be invoked from AUXHOST1.INI and AUXHOST2.INI. Invoke as
sbreload 1 path/to/game sbreload 2 path/to/game
from the respective location.
Starbase Reloaded will take a configuration file psbplus.src from the game directory. You can use sbreload -dc on an empty directory to print a list of configuration options with defaults. See PLAYER.md for descriptions of the options.
Starbase Reloaded will store state in a file psbplus.hst in the game directory.