User manual

26: Terminal Server
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Figure 85: The serial tab fields part 2
Name Type Required Default Description
Device String Yes
'/dev/ttySC0'
'/dev/ttySC1'
Serial device name.
Portmode
Dropdown
list
Yes rs232
rs232 - RS-232 mode, rs485hdx -
rs485 2 wire half duplex mode in
which transmitter drives RTS.
rs485fdx - RS485 4 wire full duplex
mode. 'v23' - using V.23 leased line
card driver. x21 - use USB serial
card in sync mode.
Speed (bps)
Dropdown
list
Yes 9600 Serial device speed in baud.
Word size
Dropdown
list
Yes 8 Serial device word size (5,6,7,8).
Parity
Dropdown
list
No 0
Serial device parity (0=none,
1=even, 2=odd).
Stop bits
Dropdown
list
Yes 1
Serial device number of stop bits (1
or 2).
Flow Control
Dropdown
list
No 0
Serial flow control mode (0=none,
1=RTS CTS, 2=XONXOFF).
RS485 termination Checkbox No 0
Enables or disables RS485 line
termination (applies only if
portmode is 'rs485').
Auto RTS Invert Checkbox No 0
Invert RTS in auto-RTS mode (if
portmode is 'rs485').
Keep serial port
always open
Checkbox No 0
Keep serial port always open (if
option not present, default is 0).
RS232 Half Duplex Checkbox No 0 1=half duplex mode; 0=full duplex
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© Virtual Access 2015
GW1000 Series User Manual
Issue: 2.4 Page 181 of 255