A Peer to Peer communication program that can connect from a site that is behind firewall to another site that is also behind firewall. Two sites are allowed first to connect to a server to get certain information of each other(like connect ip, connect port or anything necessary), but eventually only allow peer to peer communication(data exchange) without going through server. And each site do not need to set firewall's port forwarding function.
## Deliverables
1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done.
2) Deliverables must be in ready-to-run condition, as follows? (depending on the nature? of the deliverables):
a)? For web sites or? other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment.
b) For all others including desktop software or software the buyer intends to distribute: A software? installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request.
3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement).
## Platform
Microsoft Windows 98, 2000, xp