Choosing a Serial Device Server


I am interested in finding a Serial Device Server that will connect to an RS-232 access door controller, that can connect to TCP. The computer connecting to this server will need to use up to 60 Virtual Com Ports. Can someone point me in the correct direction?


@rrudolph what kind of serial interface is required for this application? RS-232/RS-422/RS-485 as depending on that their are a few cost optimize options. Currently i see nothing that can handle 60, but we do have a few 16 port and 32 port options such as: