ServerFiles.com is a server software & hardware directory for Network administrators & IT professionals, listing networking & server software for Windows 2003, Windows 2000, NT and Linux; and now also listing networking hardware solutions focused on server based computing.
Vote for PortMarshaller
PortMarshaller is a software-based TCP/IP port forwarder. The software accepts connections on a particular TCP port, and establishes connections to a different TCP port to fulfill requests. This capability offers a solution to various network topology problems.