Port Configuration: Each port parameter is remotely or
locally programmable.
The RFL 9660's internal or external modem may be
reconfigured when a port is selected. The RFL 9660 can
send a pre-programmed
"AT"
command string to the
modem upon port selection. This command string can
be used to turn flow control on or off, or to change any
Communications Parameters:
Data Rate: 300, 1200,2400,4800, 9660, or 19.200 bps.
Number of Data Bits: Seven or Eight
Parity: Odd, Even or None
Number of Stop Bits: One or Two
modem parameter to accommodate the device con-
Flow Control: RTSICTS, DTRIDSR, XONIXOFF, or None
nected to that port.
Originate Call: Hayes AT-compatible command string, up
to 40 characters long.
Each port can sense an active RTS (Request-ToSend)
Port
Name:
Up
to
30
characters,
or DTR (Data-Terminal-Ready) signal on the RS-232
connector. This allows an end device to initiate a call out
Port Priority: Ten levels (0 through 9), with Level 9 given
of the station to a pre-programmed location. One phone
the highest priority.
number can be stored for each port.
Port Password:
A
different seven-character password can
be stored for each port.
Each RFL 9660 switch is housed in a chassis three rack
units high (5.25 inches, or 13.3 cm). The RFL 9660's
circuit board modules plug into the front of the chassis,
Connector
Type:
Female
g-pin
D-Subminiature
(DE-9),
and
its
'I0
plug
into
the
back'
A
mother board
EIA 574compafible. Mounted on front panel, configured
between the circuit board modules and the I10 modules,
as
a
DCE.
makes all interconnections between modules. External
equipment
'Onnects
to
the
RFL
9660
through
the
Programming: DIP switches set port for 1200, 2400,
terminal blocks, telephone jacks, and RS-232 or fiber
4800, or 9600 bps, with Odd, Even, or No Parity.
optic connectors on the rear panel.
Flow Control: XONJXOFF
Number of Data Bits: Eight
Maximum Number: 8,16,24,32, asynchronous RS-232
data ports, depending on the number of device port
Number of Stop Bits: One or Two
modules installed.
Port Configuration: All device ports are configured
as
DCE's.
Connector Type: Male 9-pin D-subminiature (DE-9), EIA
574-compatible.
October
1,
2000
6
Publication No. PI9660
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