there are open source trackers for windows platform out there but not secure and not so flexible. I used to host tracker for my universiti campus, you need a dedicated pc(i feed opteron, 4 gb ram and raptor to run smooth) At that time users was able to hit 5mb+ dl and 1.5mb uploads, LAN mah But you cannot get nice secure tracker(pre made), because you need to know how to code to tweak around to make it work better.

So lets join lyn dc++ hub, dl and distribute among malaysians but need to Q