The program emulates one or couples of RS-232 serial ports connected via virtual null-modem cable. It is possible to create the unlimited couples of virtual serial ports on a single PC and connect them in any sequence using virtual null-modem cable. 17
Virtual Serial Port Driver by Virtual Serial Port Software, department of Eltima, emulates two virtual serial ports with real serial port functionality, including baud rate, data bits, and allows connecting two applications via virtual serial ports. 31
