1)   IPCOMServer 3.0 IPCOMServer is a Telnet server that runs on the Windows 95,98 and ME platforms. It provides the user with a direct connection between a Telnet client and a given serial port (COM1..X). 2)   The non-standard COM device 2.1 The Driver use COM port of the computer as parallel!You have 2 lines on the write and you have 4 lines on the read. You can use the TxD line for data transmitt!