spTsrv Protocol Translator
Terminal Server
The spTsrv product is a multi-channel Terminal Server with support for both bit and byte protocols. It supports DNP, Modbus, and other async protocols, it is one of the few, if not the only, Terminal Server that supports legacy protocols such as Conitel and CDC. With a host interface based on TCP/IP, the spTsrv can be used with user application software on a wide range of operating systems including Windows, Unix/Linux, and derivatives.