This  account  contains  SND, a generalised Send/Receive packets task
 that  can be very useful for checking out systems where several tasks
 communicate  via  Send/receive packets.  It was originally written by
 Mike  Stevenson of DEC UK and I have only made minor modifications to
 it.

  From: Phil Stephensen-Payne,
        c/o Systime Ltd.,
        Concourse Computer Centre,
        432 Dewsbury Road,
        LEEDS LS11 7DF,
        England.