Something the designers of a controller might look at is that APC has a power bar with an ethernet connection. It allows you to turn the points on/off over a network.
I've included a link to the device.
APC MasterSwitch
This link also allows you to test drive their device.
You might also want to look into a local company. Intrinsyc Software
http://www.intrinsyc.com and yes I own stock.. [img]images/smiles/icon_biggrin.gif[/img]
Gordoe