6. APPENDIX
6.1 Console Port Pin Assignments
The DB-9 serial port on the front panel is used to connect to the switch for out-of-band console configuration. The
console 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 Console Port Pin Numbers
DB-9 Port Pin Assignments
EIA Circuit
CCITT
Signal
Description
Switch’s DB9 DTE
Pin #
PC DB9
DTE Pin #
BB
104
RxD (Received Data)
2
2
BA
103
TxD (Transmitted Data)
3
3
AB 102 SGND
(Signal
Ground)
5
5
Console Port to 9-Pin DTE Port on PC
Switch’s 9-Pin Serial Port
CCITT Signal PC’s 9-Pin
DTE Port
2 RXD
<---------RXD ------------
3 TxD
3 TXD
-----------TXD ---------->
2 RxD
5 SGND
-----------SGND ----------
5 SGND
Cable Types and Specifications
Cable
Type
Max. Length
Connector