several
parameters cards can be processed during the same call, provided
the line is never unoccupied beyond the time specified by the
protocol.
each
parameter card is followed by a file transmission in the direction
specified by the parameter card, file which respects the AFB standards
or is specific to the bank.
the
disconnection occurs at the end of the transfer, after a time
specified by the protocol.
the
control of the three phases is effected by the customer's software,
which receives a list executed messages for verification.