Article 159587 of comp.os.vms:
BENCHABANE@IST.CERIST.DZ wrote:
: ----------------------------------------------------------------------------
:     RS423
: ----------------------------------------------------------------------------
:   ------o------
:   !1!2!3!4!5!6!      1  DTR             out
:   -------------      2  TXD               "
:                      3  GND   for 1,2     "
:                      4  GND   for 5,6   in
:                      5  RXD               "
:                      6  DSR               "
: ---------------------------------------------------------------------------
:     Cable RS423 - RS232
: ---------------------------------------------------------------------------
:     RJ45         DB25F    signal
:   
:       1------------6       DTR      
:       2------------2       TXD
:       3------------7       TS
:       4------------7       TS
:       5------------3       RXD
:       6-----------20       DSR

NOTE: I received the following from an engineer at Digital... note that
      I am unsure as to whether he was assuming male or female DB25.

      For full modem control:

        MMJ (RJ)         DB25

Readyout  1---------------20   (DTR)
TX+       2----------------2   (TX)
TX-       3----------------7   (Signal Ground)
RX-       4----------------7   (Signal Ground)
RX+       5----------------3   (RX)

Readyin   6------------+---6   (DSR)
                        `--8   (DCD)

                        ,--4   (RTS)
                        `--5   (CTS)



-spongy