1)   WebDelegator 1.0
WebDelegator is a server solution that permits a collection of web servers to be hosted on a single IP address. The software accepts connections on a particular address, and establishes connections to the appropriate web server to fulfill requests.
TCP/IP, HTTP, web, server, forwarder,

 2)   PortMarshaller 1.2
PortMarshaller is a software-based TCP/IP port forwarder and network administration service. The software accepts connections on a particular TCP port, and establishes connections to a different TCP port to fulfill requests.
TCP/IP, port, forwarder, network, administrator,