C
ABLES
Console Port Pin Assignments
The DB-9 serial port on the switch's front panel is used to connect to the
switch for out-of-band console configuration. The on-board menu-driven
configuration program can be accessed from a terminal or a PC running a
terminal emulation program. The pin assignments used to connect to the
serial port are provided in the following tables.
DB-9 Port Pin Assignments
EIA
Circuit
BB
BA
AB
No other pins are used.
Console Port to 9-Pin DTE Port on PC
Switch's 9-Pin
Serial Port
2 RXD
3 TXD
5 SGND
No other pins are used.
B-6
Figure B-2. DB-9 Console Port Pin Numbers
CCITT
Description
Signal
104
RxD (Received Data)
103
TxD (Transmitted Data)
102
SGND (Signal Ground)
CCITT Signal
<---------RXD ------------
-----------TXD ---------->
-----------SGND ----------
Switch's
PC DB9
DB9 DTE
DTE
Pin #
Pin #
2
2
3
3
5
5
PC's 9-Pin
DTE Port
3 TxD
2 RxD
5 SGND
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