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
EIACCITT

Description

Switch’s DB9PC DB9
CircuitSignalDTE Pin #

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 PortCCITT Signal PC’s 9-PinDTE Port

 

 

 

 

 

2 RXD

<---------

RXD ------------

 

3 TxD

 

 

 

 

 

3 TXD

-----------

TXD ----------

>

2 RxD

 

 

 

 

 

 

5 SGND

-----------

SGND

 

5 SGND

 

 

 

 

 

 

Cable Types and Specifications