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Appendix

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 Cons ole 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