Use this cable between two DTE devices (for instance two computers).
9 PIN D-SUB FEMALE to Computer 1
25 PIN D-SUB FEMALE to Computer 2
|D-Sub 9||D-Sub 25|
|Data Terminal Ready||4|
|Data Set Ready + Carrier Detect||6+1|
|Request to Send||7|
|Clear to Send||8|
- DSR & CD are jumpered to fool the programs to think that they are online.