1)   Network Serial Port Kit 5.0
Network Serial Port Kit allows you to connect any serial port devices over TCP/IP network or Internet. Program creates and connects up to 254 virtual serial ports at a time. Physical COM ports can be connected over the network as well.
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 2)   Virtual Serial Port Driver XP4 4.0
Using Virtual Serial Port Driver XP4 you can create virtual serial COM port pairs which are virtually connected to each other via virtual null-modem cable and for other Windows applications seen as real serial ports connected via null-modem cable.
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