C
ONNECTING
TO
THE
C
ONSOLE
P
ORT
3-9
Connecting to the Console Port
The DB-9 serial port on the switch’s back panel is used to connect to the
switch for out-of-band console configuration. The command-line-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 table.
Figure 3-7 Serial Port (DB-9 DTE) Pin-Out
Wiring Map for Serial Cable
The serial port’s configuration requirements are as follows:
• Default Baud rate—9,600 bps
• Character Size—8 Characters
• Parity—None
• Stop bit—One
•Data bits—8
Table 3-2 Serial Cable Wiring
Switch’s 9-Pin
Serial Port
Null Modem PC’s 9-Pin
DTE Port
2 RXD (receive data) <--------------------------- 3 TXD (transmit data)
3 TXD (transmit data) ---------------------------> 2 RXD (receive data)
5 SGND (signal ground) ------------------------------ 5 SGND (signal ground)
No other pins are used.
1
5
6 9
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